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Metadata-Version: 2.4
Name: mariadb
Version: 1.1.14
Summary: Python MariaDB extension
Home-page: https://www.github.com/mariadb-corporation/mariadb-connector-python
Author: Georg Richter
License: LGPL 2.1
Project-URL: Bug Tracker, https://jira.mariadb.org/
Project-URL: Documentation, https://mariadb-corporation.github.io/mariadb-connector-python/
Project-URL: Source Code, https://www.github.com/mariadb-corporation/mariadb-connector-python
Classifier: Development Status :: 5 - Production/Stable
Classifier: Environment :: Console
Classifier: Environment :: MacOS X
Classifier: Environment :: Win32 (MS Windows)
Classifier: License :: OSI Approved :: GNU Lesser General Public License v2 or later (LGPLv2+)
Classifier: Programming Language :: C
Classifier: Programming Language :: Python
Classifier: Programming Language :: Python :: 3.9
Classifier: Programming Language :: Python :: 3.10
Classifier: Programming Language :: Python :: 3.11
Classifier: Programming Language :: Python :: 3.12
Classifier: Programming Language :: Python :: 3.13
Classifier: Programming Language :: Python :: 3.14
Classifier: Operating System :: Microsoft :: Windows
Classifier: Operating System :: MacOS
Classifier: Operating System :: POSIX
Classifier: Intended Audience :: End Users/Desktop
Classifier: Intended Audience :: Developers
Classifier: Intended Audience :: System Administrators
Classifier: Topic :: Database
Requires-Python: >=3.8
Description-Content-Type: text/markdown
License-File: LICENSE
Requires-Dist: packaging
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<p align="center">
<a href="http://mariadb.com/">
<img src="https://mariadb.com/kb/static/images/logo-2018-black.png">
</a>
</p>
# MariaDB Connector/Python
[![License (LGPL version 2.1)][licence-image]](LICENSE)
[![Python 3.7][python-image]][python-url]
[![Build Status](https://travis-ci.com/mariadb-corporation/mariadb-connector-python.svg?branch=1.1)](https://app.travis-ci.com/mariadb-corporation/mariadb-connector-python)
<a href="https://scan.coverity.com/projects/mariadb-connector-python">
<img alt="Coverity Scan Build Status"
src="https://scan.coverity.com/projects/21386/badge.svg"/>
</a>
MariaDB Connector/Python enables python programs to access MariaDB and MySQL databases, using an API
which is compliant with the Python DB API 2.0 (PEP-249). It is written in C and uses MariaDB Connector/C
client library for client server communication.
## License
MariaDB Connector/Python is licensed under the LGPL 2.1 or later (LGPL-2.1-or-later)
## Source code
MariaDB Connector/Python source code is hosted on [Github](https://github.com/mariadb-corporation/mariadb-connector-python)
## Documentation
MariaDB Connector/Python documentation can be found on [Github Pages](https://mariadb-corporation.github.io/mariadb-connector-python/)
## Bugs
Bugs and feature requests should be filed in the [MariaDB bug ticket system](https://jira.mariadb.org/)
[licence-image]:https://img.shields.io/badge/license-GNU%20LGPL%20version%202.1-green.svg?style=flat-square
[python-image]:https://img.shields.io/badge/python-3.7-blue.svg
[python-url]:https://www.python.org/downloads/release/python-370/
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conditions either of that version or of any later version published by
the Free Software Foundation. If the Library does not specify a
license version number, you may choose any version ever published by
the Free Software Foundation.
14. If you wish to incorporate parts of the Library into other free
programs whose distribution conditions are incompatible with these,
write to the author to ask for permission. For software which is
copyrighted by the Free Software Foundation, write to the Free
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decision will be guided by the two goals of preserving the free status
of all derivatives of our free software and of promoting the sharing
and reuse of software generally.
NO WARRANTY
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EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR
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THE COST OF ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
16. IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN
WRITING WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY
AND/OR REDISTRIBUTE THE LIBRARY AS PERMITTED ABOVE, BE LIABLE TO YOU
FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR
CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE
LIBRARY (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING
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FAILURE OF THE LIBRARY TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF
SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
DAMAGES.
END OF TERMS AND CONDITIONS
How to Apply These Terms to Your New Libraries
If you develop a new library, and you want it to be of the greatest
possible use to the public, we recommend making it free software that
everyone can redistribute and change. You can do so by permitting
redistribution under these terms (or, alternatively, under the terms of the
ordinary General Public License).
To apply these terms, attach the following notices to the library. It is
safest to attach them to the start of each source file to most effectively
convey the exclusion of warranty; and each file should have at least the
"copyright" line and a pointer to where the full notice is found.
<one line to give the library's name and a brief idea of what it does.>
Copyright (C) <year> <name of author>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
USA
Also add information on how to contact you by electronic and paper mail.
You should also get your employer (if you work as a programmer) or your
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Yoyodyne, Inc., hereby disclaims all copyright interest in the
library `Frob' (a library for tweaking knobs) written by James Random
Hacker.
<signature of Ty Coon>, 1 April 1990
Ty Coon, President of Vice
That's all there is to it!
@@ -0,0 +1 @@
mariadb
@@ -0,0 +1,103 @@
'''
MariaDB Connector/Python module enables python programs to access MariaDB and
MySQL databases, using an API which is compliant with the Python DB API 2.0
(PEP-249).
'''
import mariadb
from ._mariadb import (
DataError,
DatabaseError,
Error,
IntegrityError,
InterfaceError,
InternalError,
NotSupportedError,
OperationalError,
PoolError,
ProgrammingError,
Warning,
mariadbapi_version,
_have_asan,
)
from .field import fieldinfo
from mariadb.dbapi20 import * # noqa: F401,F403
from mariadb.connectionpool import * # noqa: F401,F403
from mariadb.cursors import Cursor
from mariadb.release_info import __version__ as __version__
from mariadb.release_info import __version_info__ as __version_info__
from mariadb.release_info import __author__ as __author__
from mariadb.connections import Connection
# disable for now, until tests are in place
# from mariadb.pooling import *
_POOLS = _CONNECTION_POOLS = {}
__all__ = ["DataError", "DatabaseError", "Error", "IntegrityError",
"InterfaceError", "InternalError", "NotSupportedError",
"OperationalError", "PoolError", "ProgrammingError",
"Warning", "Connection", "__version__", "__version_info__",
"__author__", "Cursor", "fieldinfo", "_have_asan"]
def connect(*args, connectionclass=mariadb.connections.Connection, **kwargs):
"""
Creates a MariaDB Connection object.
By default, the standard connectionclass mariadb.connections.Connection
will be created.
Parameter connectionclass specifies a subclass of
mariadb.Connection object. If not specified, default will be used.
This optional parameter was added in version 1.1.0.
Connection parameters are provided as a set of keyword arguments:
- **`host`** - The host name or IP address of the database server. If MariaDB Connector/Python was built with MariaDB Connector/C 3.3, it is also possible to provide a comma separated list of hosts for simple fail over in case of one or more hosts are not available.
- **`user`, `username`** - The username used to authenticate with the database server
- **`password`, `passwd`** - The password of the given user
- **`database`, `db`** - Database (schema) name to use when connecting with the database server
- **`unix_socket`** - The location of the unix socket file to use instead of using an IP port to connect. If socket authentication is enabled, this can also be used in place of a password.
- **`port`** - Port number of the database server. If not specified, the default value of 3306 will be used.
- **`connect_timeout`** - Connect timeout in seconds
- **`read_timeout`** - Read timeout in seconds
- **`write_timeout`** - Write timeout in seconds
- **`local_infile`** - Enables or disables the use of LOAD DATA LOCAL INFILE statements.
- **`compress`** (default: `False`) - Uses the compressed protocol for client server communication. If the server doesn't support compressed protocol, the default protocol will be used.
- **`init_command`** - Command(s) which will be executed when connecting and reconnecting to the database server
- **`default_file`** - Read options from the specified option file. If the file is an empty string, default configuration file(s) will be used
- **`default_group`** - Read options from the specified group
- **`plugin_dir`** - Directory which contains MariaDB client plugins.
- **`reconnect`** - Enables or disables automatic reconnect. Available since version 1.1.4
- **`ssl_key`** - Defines a path to a private key file to use for TLS. This option requires that you use the absolute path, not a relative path. The specified key must be in PEM format
- **`ssl_cert`** - Defines a path to the X509 certificate file to use for TLS. This option requires that you use the absolute path, not a relative path. The X609 certificate must be in PEM format.
- **`ssl_ca`** - Defines a path to a PEM file that should contain one or more X509 certificates for trusted Certificate Authorities (CAs) to use for TLS. This option requires that you use the absolute path, not a relative path.
- **`ssl_capath`** - Defines a path to a directory that contains one or more PEM files that contains one X509 certificate for a trusted Certificate Authority (CA)
- **`ssl_cipher`** - Defines a list of permitted cipher suites to use for TLS
- **`ssl_crlpath`** - Defines a path to a PEM file that should contain one or more revoked X509 certificates to use for TLS. This option requires that you use the absolute path, not a relative path.
- **`ssl_verify_cert`** - Enables server certificate verification.
- **`ssl`** - The connection must use TLS security, or it will fail.
- **`tls_version`** - A comma-separated list (without whitespaces) of TLS versions. Valid versions are TLSv1.0, TLSv1.1,TLSv1.2 and TLSv1.3. Added in version 1.1.7.
- **`autocommit`** (default: `False`) - Specifies the autocommit settings. True will enable autocommit, False will disable it (default).
- **`converter`** - Specifies a conversion dictionary, where keys are FIELD_TYPE values and values are conversion functions
"""
if kwargs:
if "pool_name" in kwargs:
if not kwargs["pool_name"] in mariadb._CONNECTION_POOLS:
pool = mariadb.ConnectionPool(**kwargs)
else:
pool = mariadb._CONNECTION_POOLS[kwargs["pool_name"]]
c = pool.get_connection()
return c
connection = connectionclass(*args, **kwargs)
if not isinstance(connection, mariadb.connections.Connection):
raise mariadb.ProgrammingError("%s is not an instance of "
"mariadb.Connection" % connection)
return connection
client_version_info = tuple(int(x, 10) for x in mariadbapi_version.split('.'))
client_version = client_version_info[0] * 10000 +\
client_version_info[1] * 1000 + client_version_info[2]
@@ -0,0 +1,301 @@
#
# Copyright (C) 2020-2021 Georg Richter and MariaDB Corporation AB
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Library General Public License for more details.
# You should have received a copy of the GNU Library General Public
# License along with this library; if not see <http://www.gnu.org/licenses>
# or write to the Free Software Foundation, Inc.,
# 51 Franklin St., Fifth Floor, Boston, MA 02110, USA
#
import mariadb
import _thread
import time
from mariadb.constants import STATUS
MAX_POOL_SIZE = 64
class ConnectionPool(object):
"""
Class defining a pool of database connections
MariaDB Connector/Python supports simple connection pooling.
A connection pool holds a number of open connections and handles thread safety when providing connections to threads.
The size of a connection pool is configurable at creation time, but cannot be changed afterward. The maximum size of a connection pool is limited to 64 connections.
Keyword Arguments:
- **`pool_name`** (``str``) - Name of connection pool
- **`pool_size`** (``int``) - Size of pool. The Maximum allowed number is 64. Default to 5
- **`pool_reset_connection`** (``bool``) - Will reset the connection before returning it to the pool. Default to True.
- **`pool_validation_interval`** (``int``) - Specifies the validation interval in milliseconds after which the status of a connection requested from the pool is checked. A value of 0 means that the status will always be checked. Default to 500 (Added in version 1.1.6)
- **\*\*kwargs** - Optional additional connection arguments, as described in mariadb.connect() method.
"""
def __init__(self, *args, **kwargs):
"""
Creates a connection pool class
:param str pool_name:
Name of connection pool
:param int pool_size:
Size of pool. If not specified, the default value of 5 will be used.
The Maximum allowed number is 64.
:param bool pool_reset_connection:
Will reset the connection before returning it to the pool.
The Default value is True.
:param **kwargs kwargs:
Optional additional connection arguments, as described in
mariadb.connect() method.
"""
self._connections_free = []
self._connections_used = []
self._pool_args = {}
self._conn_args = {}
self._lock_pool = _thread.RLock()
self.__closed = 0
key_words = ["pool_name", "pool_size", "pool_reset_connection",
"pool_validation_interval"]
# check if pool_name was provided
if kwargs and "pool_name" in kwargs:
# check if pool_name already exists
if kwargs["pool_name"] in mariadb._CONNECTION_POOLS:
raise mariadb.ProgrammingError("Pool '%s' already exists"
% kwargs["pool_name"])
else:
raise mariadb.ProgrammingError("No pool name specified")
# save pool keyword arguments
self._pool_args["name"] = kwargs.get("pool_name")
self._pool_args["size"] = int(kwargs.get("pool_size", 5))
self._pool_args["reset_connection"] = \
bool(kwargs.get("pool_reset_connection", True))
self._pool_args["validation_interval"] = \
int(kwargs.get("pool_validation_interval", 500))
# validate pool size (must be in range between 1 and MAX_POOL_SIZE)
if not (0 < self._pool_args["size"] <= MAX_POOL_SIZE):
raise mariadb.ProgrammingError("Pool size must be in range of "
"1 and %s" % MAX_POOL_SIZE)
# store pool and connection arguments
self._conn_args = kwargs.copy()
for key in key_words:
if key in self._conn_args:
del self._conn_args[key]
if len(self._conn_args) > 0:
with self._lock_pool:
# fill connection pool
for i in range(0, self._pool_args["size"]):
try:
connection = mariadb.Connection(**self._conn_args)
except mariadb.Error:
# if an error occurred, close all connections
# and raise exception
for j in reversed(range(0, len(self._connections_free))):
try:
self._connections_free[j].close()
except mariadb.Error:
# connect failed, so we are not
# interested in errors
# from close() method
pass
del self._connections_free[j]
raise
self.add_connection(connection)
# store connection pool in _CONNECTION_POOLS
mariadb._CONNECTION_POOLS[self._pool_args["name"]] = self
def _replace_connection(self, connection):
"""
Removes the given connection and adds a new connection.
"""
if connection:
if connection in self._connections_free:
x = self._connections_free.index(connection)
del self._connections_free[x]
elif connection in self._connections_used:
x = self._connections_used.index(connection)
del self._connections_used[x]
connection._Connection__pool = None
connection.close()
return self.add_connection()
def __repr__(self):
if (self.__closed):
return "<mariadb.connectionPool.ConnectionPool object (closed) "\
"at %s>" % (hex(id(self)),)
else:
return "<mariadb.connectionPool.ConnectionPool object (name=%s) "\
"at %s>" % (self.pool_name, hex(id(self)))
def add_connection(self, connection=None):
"""
Adds a connection object to the connection pool.
In case that the pool doesn’t have a free slot or is not configured,
a PoolError exception will be raised.
"""
if not self._conn_args:
raise mariadb.PoolError("Couldn't get configuration for pool %s" %
self._pool_args["name"])
if (connection is not None and
not isinstance(connection, mariadb.connections.Connection)):
raise mariadb.ProgrammingError("Passed parameter is not a "
"connection object")
if connection is None and len(self._conn_args) == 0:
raise mariadb.PoolError("Can't get configuration for pool %s" %
self._pool_args["name"])
total = len(self._connections_free + self._connections_used)
if total >= self._pool_args["size"]:
raise mariadb.PoolError("Can't add connection to pool %s: "
"No free slot available (%s)." %
(self._pool_args["name"],
total))
with self._lock_pool:
if connection is None:
connection = mariadb.Connection(**self._conn_args)
connection._Connection__pool = self
connection.__last_used = time.perf_counter_ns()
self._connections_free.append(connection)
return connection
def get_connection(self):
"""
Returns a connection from the connection pool or raises a PoolError
exception if a connection is not available.
"""
conn = None
with self._lock_pool:
for i in range(0, len(self._connections_free)):
conn = self._connections_free[i]
dt = (time.perf_counter_ns() - conn.__last_used) / 1000000
if dt > self._pool_args["validation_interval"]:
try:
conn.ping()
except mariadb.Error:
conn = self._replace_connection(conn)
if not conn:
continue
conn._used += 1
self._connections_used.append(conn)
idx = self._connections_free.index(conn)
del self._connections_free[idx]
return conn
raise mariadb.PoolError("No connection available")
def _close_connection(self, connection):
"""
Returns connection to the pool. Internally used
by connection object.
"""
with self._lock_pool:
try:
if self._pool_args["reset_connection"]:
connection.reset()
elif connection.server_status & STATUS.IN_TRANS:
connection.rollback()
except mariadb.Error:
self._replace_connection(connection)
if connection:
if connection in self._connections_used:
x = self._connections_used.index(connection)
del self._connections_used[x]
connection.__last_used = time.perf_counter_ns()
self._connections_free.append(connection)
def set_config(self, **kwargs):
"""
Sets the connection configuration for the connection pool.
For valid connection arguments, check the mariadb.connect() method.
Note: This method doesn't create connections in the pool.
To fill the pool, one has to use add_connection() ḿethod.
"""
self._conn_args = kwargs
def close(self):
"""Closes connection pool and all connections."""
try:
for c in (self._connections_free + self._connections_used):
c._Connection__pool = None
c.close()
finally:
self._connections_free = None
self._connections_used = None
del mariadb._CONNECTION_POOLS[self._pool_args["name"]]
@property
def pool_name(self):
"""Returns the name of the connection pool."""
return self._pool_args["name"]
@property
def pool_size(self):
"""Returns the size of the connection pool."""
return self._pool_args["size"]
@property
def max_size(self):
"Returns the maximum size for connection pools."""
return MAX_POOL_SIZE
@property
def connection_count(self):
"Returns the number of connections in connection pool."""
try:
return len(self._connections_free + self._connections_used)
except Exception:
return 0
@property
def pool_reset_connection(self):
"""
If set to true, the connection will be reset on both client and server
side after .close() method was called
"""
return self._pool_args["reset_connection"]
@pool_reset_connection.setter
def pool_reset_connection(self, reset):
self._pool_args["reset_connection"] = reset
@@ -0,0 +1,692 @@
#
# Copyright (C) 2020-2021 Georg Richter and MariaDB Corporation AB
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Library General Public License for more details.
# You should have received a copy of the GNU Library General Public
# License along with this library; if not see <http://www.gnu.org/licenses>
# or write to the Free Software Foundation, Inc.,
# 51 Franklin St., Fifth Floor, Boston, MA 02110, USA
#
import mariadb
import socket
import mariadb.cursors
from mariadb.constants import STATUS, TPC_STATE, INFO
from packaging import version
_DEFAULT_CHARSET = "utf8mb4"
_DEFAULT_COLLATION = "utf8mb4_general_ci"
_MAX_TPC_XID_SIZE = 64
class Connection(mariadb._mariadb.connection):
"""
MariaDB Connector/Python Connection Object
Handles the connection to a MariaDB or MySQL database server.
It encapsulates a database session.
Connections are created using the method mariadb.connect()
"""
def _check_closed(self):
if self._closed:
raise mariadb.ProgrammingError("Invalid connection or "
"not connected")
def __init__(self, *args, **kwargs):
"""
Establishes a connection to a database server and returns a connection
object.
"""
self._socket = None
self._used = 0
self._last_executed_statement = None
self._socket = None
self.__pool = None
self.__last_used = 0
self.tpc_state = TPC_STATE.NONE
self._xid = None
autocommit = kwargs.pop("autocommit", False)
reconnect = kwargs.pop("reconnect", False)
self._converter = kwargs.pop("converter", None)
# if host contains a connection string or multiple hosts,
# we need to check if it's supported by Connector/C
if "host" in kwargs:
host = kwargs.get("host")
if version.Version(mariadb.mariadbapi_version) <\
version.Version('3.3.0') and ',' in host:
raise mariadb.ProgrammingError("Host failover list requires "
"MariaDB Connector/C 3.3.0 "
"or newer")
# compatibility feature: if SSL is provided as a dictionary,
# we will map it's content
if "ssl" in kwargs and not isinstance(kwargs["ssl"], bool):
ssl = kwargs.pop("ssl", None)
for key in ["ca", "cert", "capath", "key", "cipher"]:
if key in ssl:
kwargs["ssl_%s" % key] = ssl[key]
kwargs["ssl"] = True
super().__init__(*args, **kwargs)
self.autocommit = autocommit
self.auto_reconnect = reconnect
def cursor(self, cursorclass=mariadb.cursors.Cursor, **kwargs):
"""
Returns a new cursor object for the current connection.
If no cursorclass was specified, a cursor with default mariadb.Cursor class will be created.
Optional keyword parameters:
- **buffered** (default: ``True``) - If disabled, the result will be unbuffered, which means before executing another statement with the same connection, the entire result set must be fetched. Please note that the default was False for MariaDB Connector/Python versions < 1.1.0.
- **dictionary** (default: ``False``) - Return fetch values as dictionary when enabled.
- **named_tuple** (default: ``False``) - Return fetch values as named tuple. This feature exists for compatibility reasons and should be avoided due to possible inconsistency.
- **cursor_type** (default: ``CURSOR.NONE``) - If cursor_type is set to CURSOR.READ_ONLY, a cursor is opened for the statement invoked with cursors execute() method.
- **prepared** (default: ``False``) - When enabled, the cursor will remain in prepared state after the first execute() method was called. Further calls to execute() method will ignore the SQL statement.
- **binary** (default: ``False``) - Always execute statement in MariaDB client/server binary protocol.
In versions prior to 1.1.0 results were unbuffered by default, which means before executing another statement with the same connection, the entire result set must be fetched.
fetch* methods of the cursor class by default return result set values as a tuple, unless dictionary or named_tuple was specified. The latter one exists for compatibility reasons and should be avoided due to possible inconsistency in case two or more fields in a result set have the same name.
If cursor_type is set to CURSOR.READ_ONLY, a cursor is opened for the statement invoked with cursors execute() method.
"""
self._check_closed()
cursor = cursorclass(self, **kwargs)
if not isinstance(cursor, mariadb._mariadb.cursor):
raise mariadb.ProgrammingError("%s is not an instance of "
"mariadb.cursor" % cursor)
return cursor
def close(self):
self._check_closed()
if self._Connection__pool:
self._Connection__pool._close_connection(self)
else:
super().close()
def __enter__(self):
self._check_closed()
"Returns a copy of the connection."
return self
def __exit__(self, exc_type, exc_val, exc_tb):
self._check_closed()
"Closes connection."
self.close()
def commit(self):
"""
Commit any pending transaction to the database.
"""
self._check_closed()
if self.tpc_state > TPC_STATE.NONE:
raise mariadb.ProgrammingError("commit() is not allowed if "
"a TPC transaction is active")
self._execute_command("COMMIT")
self._read_response()
def rollback(self):
"""
Causes the database to roll back to the start of any pending
transaction
Closing a connection without committing the changes first will
cause an implicit rollback to be performed.
Note that rollback() will not work as expected if autocommit mode
was set to True or the storage engine does not support transactions."
"""
self._check_closed()
if self.tpc_state > TPC_STATE.NONE:
raise mariadb.ProgrammingError("rollback() is not allowed if a "
"TPC transaction is active")
self._execute_command("ROLLBACK")
self._read_response()
def kill(self, id: int):
"""
This function is used to ask the server to kill a database connection
specified by the processid parameter.
The connection id can be retrieved by `SHOW PROCESSLIST` SQL command.
"""
self._check_closed()
if not isinstance(id, int):
raise mariadb.ProgrammingError("id must be of type int.")
stmt = "KILL %s" % id
self._execute_command(stmt)
self._read_response()
def begin(self):
"""
Start a new transaction which can be committed by .commit() method,
or canceled by .rollback() method.
"""
self._check_closed()
self._execute_command("BEGIN")
self._read_response()
def select_db(self, new_db: str):
"""
Gets the default database for the current connection.
The default database can also be obtained or changed by database
attribute.
"""
self._check_closed()
self.database = new_db
def get_server_version(self):
"""
Returns a tuple representing the version of the connected server in
the following format: (MAJOR_VERSION, MINOR_VERSION, PATCH_VERSION)
"""
return self.server_version_info
def show_warnings(self):
"""
Shows error, warning and note messages from last executed command.
"""
self._check_closed()
if (not self.warnings):
return None
cursor = self.cursor()
cursor.execute("SHOW WARNINGS")
ret = cursor.fetchall()
del cursor
return ret
class xid(tuple):
"""
xid(format_id: int, global_transaction_id: str, branch_qualifier: str)
Creates a transaction ID object suitable for passing to the .tpc_*()
methods of this connection.
Parameters:
- format_id: Format id. Default to value `0`.
- global_transaction_id: Global transaction qualifier, which must be
unique. The maximum length of the global transaction id is
limited to 64 characters.
- branch_qualifier: Branch qualifier which represents a local
transaction identifier. The maximum length of the branch qualifier
is limited to 64 characters.
"""
def __new__(self, format_id, transaction_id, branch_qualifier):
if not isinstance(format_id, int):
raise mariadb.ProgrammingError("argument 1 must be int, "
"not %s",
type(format_id).__name__)
if not isinstance(transaction_id, str):
raise mariadb.ProgrammingError("argument 2 must be str, "
"not %s",
type(transaction_id).__mane__)
if not isinstance(branch_qualifier, str):
raise mariadb.ProgrammingError("argument 3 must be str, "
"not %s",
type(transaction_id).__name__)
if len(transaction_id) > _MAX_TPC_XID_SIZE:
raise mariadb.ProgrammingError("Maximum length of "
"transaction_id exceeded.")
if len(branch_qualifier) > _MAX_TPC_XID_SIZE:
raise mariadb.ProgrammingError("Maximum length of "
"branch_qualifier exceeded.")
if format_id == 0:
format_id = 1
return super().__new__(self, (format_id,
transaction_id,
branch_qualifier))
def tpc_begin(self, xid):
"""
Parameter:
xid: xid object which was created by .xid() method of connection
class
Begins a TPC transaction with the given transaction ID xid.
This method should be called outside a transaction
(i.e., nothing may have been executed since the last .commit()
or .rollback()).
Furthermore, it is an error to call .commit() or .rollback() within
the TPC transaction. A ProgrammingError is raised if the application
calls .commit() or .rollback() during an active TPC transaction.
"""
self._check_closed()
if type(xid).__name__ != "xid":
raise mariadb.ProgrammingError("argument 1 must be xid "
"not %s", type(xid).__name__)
stmt = "XA BEGIN '%s','%s',%s" % (xid[1], xid[2], xid[0])
try:
self._execute_command(stmt)
self._read_response()
except mariadb.Error:
raise
self.tpc_state = TPC_STATE.XID
self._xid = xid
def tpc_commit(self, xid=None):
"""
Optional parameter:
- xid
: xid object which was created by .xid() method of connection class.
When called with no arguments, .tpc_commit() commits a TPC transaction
previously prepared with .tpc_prepare().
If .tpc_commit() is called prior to .tpc_prepare(), a single phase
commit is performed. A transaction manager may choose to do this if
only a single resource is participating in the global transaction.
When called with a transaction ID xid, the database commits the given
transaction. If an invalid transaction ID is provided,
a ProgrammingError will be raised.
This form should be called outside a transaction, and
is intended for use in recovery.
"""
self._check_closed()
if not xid:
xid = self._xid
if self.tpc_state == TPC_STATE.NONE:
raise mariadb.ProgrammingError("Transaction not started.")
if xid is None and self.tpc_state != TPC_STATE.PREPARE:
raise mariadb.ProgrammingError("Transaction is not prepared.")
if xid and type(xid).__name__ != "xid":
raise mariadb.ProgrammingError("argument 1 must be xid "
"not %s" % type(xid).__name__)
if self.tpc_state < TPC_STATE.PREPARE:
stmt = "XA END '%s','%s',%s" % (xid[1], xid[2], xid[0])
self._execute_command(stmt)
try:
self._read_response()
except mariadb.Error:
self._xid = None
self.tpc_state = TPC_STATE.NONE
raise
stmt = "XA COMMIT '%s','%s',%s" % (xid[1], xid[2], xid[0])
if self.tpc_state < TPC_STATE.PREPARE:
stmt = stmt + " ONE PHASE"
try:
self._execute_command(stmt)
self._read_response()
except mariadb.Error:
self._xid = None
self.tpc_state = TPC_STATE.NONE
raise
# cleanup
self._xid = None
self.tpc_state = TPC_STATE.NONE
def tpc_prepare(self):
"""
Performs the first phase of a transaction started with .tpc_begin().
A ProgrammingError will be raised if this method was called outside
a TPC transaction.
After calling .tpc_prepare(), no statements can be executed until
.tpc_commit() or .tpc_rollback() have been called.
"""
self._check_closed()
if self.tpc_state == TPC_STATE.NONE:
raise mariadb.ProgrammingError("Transaction not started.")
if self.tpc_state == TPC_STATE.PREPARE:
raise mariadb.ProgrammingError("Transaction is already in "
"prepared state.")
xid = self._xid
stmt = "XA END '%s','%s',%s" % (xid[1], xid[2], xid[0])
try:
self._execute_command(stmt)
self._read_response()
except mariadb.Error:
self._xid = None
self.tpc_state = TPC_STATE.NONE
raise
stmt = "XA PREPARE '%s','%s',%s" % (xid[1], xid[2], xid[0])
try:
self._execute_command(stmt)
self._read_response()
except mariadb.Error:
self._xid = None
self.tpc_state = TPC_STATE.NONE
raise
self.tpc_state = TPC_STATE.PREPARE
def tpc_rollback(self, xid=None):
"""
Parameter:
xid: xid object which was created by .xid() method of connection
class
Performs the first phase of a transaction started with .tpc_begin().
A ProgrammingError will be raised if this method outside a TPC
transaction.
After calling .tpc_prepare(), no statements can be executed until
.tpc_commit() or .tpc_rollback() have been called.
"""
self._check_closed()
if self.tpc_state == TPC_STATE.NONE:
raise mariadb.ProgrammingError("Transaction not started.")
if xid and type(xid).__name__ != "xid":
raise mariadb.ProgrammingError("argument 1 must be xid "
"not %s" % type(xid).__name__)
if not xid:
xid = self._xid
if self.tpc_state < TPC_STATE.PREPARE:
stmt = "XA END '%s','%s',%s" % (xid[1], xid[2], xid[0])
self._execute_command(stmt)
try:
self._read_response()
except mariadb.Error:
self._xid = None
self.tpc_state = TPC_STATE.NONE
raise
stmt = "XA ROLLBACK '%s','%s',%s" % (xid[1], xid[2], xid[0])
try:
self._execute_command(stmt)
self._read_response()
except mariadb.Error:
self._xid = None
self.tpc_state = TPC_STATE.NONE
raise
self.tpc_state = TPC_STATE.PREPARE
def tpc_recover(self):
"""
Returns a list of pending transaction IDs suitable for use with
tpc_commit(xid) or .tpc_rollback(xid).
"""
self._check_closed()
cursor = self.cursor()
cursor.execute("XA RECOVER")
result = cursor.fetchall()
del cursor
return result
@property
def tls_peer_cert_info(self):
"""Get peer certificate information."""
if version.Version(mariadb.mariadbapi_version) <\
version.Version('3.4.2'):
return None
self._check_closed()
if self._tls:
return self._mariadb_get_info(INFO.TLS_PEER_CERT_INFO)
return None
@property
def database(self):
"""Get the current database of the connection."""
self._check_closed()
return self._mariadb_get_info(INFO.SCHEMA)
@database.setter
def database(self, schema):
"""Set default database."""
self._check_closed()
try:
self._execute_command("USE %s" % str(schema))
self._read_response()
except mariadb.Error:
raise
@property
def user(self):
"""
Returns the username for the current connection or empty
string if it can't be determined, e.g., when using socket
authentication.
"""
self._check_closed()
return self._mariadb_get_info(INFO.USER)
@property
def character_set(self):
"""
Client character set.
For MariaDB Connector/Python, it is always utf8mb4.
"""
return _DEFAULT_CHARSET
@property
def client_capabilities(self):
"""Client capability flags."""
self._check_closed()
return self._mariadb_get_info(INFO.CLIENT_CAPABILITIES)
@property
def server_capabilities(self):
"""Server capability flags."""
self._check_closed()
return self._mariadb_get_info(INFO.SERVER_CAPABILITIES)
@property
def extended_server_capabilities(self):
"""
Extended server capability flags (only for MariaDB
database servers).
"""
self._check_closed()
return self._mariadb_get_info(INFO.EXTENDED_SERVER_CAPABILITIES)
@property
def server_port(self):
"""
Database server TCP/IP port. This value will be 0 in case of an unix
socket connection.
"""
self._check_closed()
return self._mariadb_get_info(INFO.PORT)
@property
def unix_socket(self):
"""Unix socket name."""
self._check_closed()
return self._mariadb_get_info(INFO.UNIX_SOCKET)
@property
def server_name(self):
"""Name or IP address of database server."""
self._check_closed()
return self._mariadb_get_info(INFO.HOST)
@property
def collation(self):
"""Client character set collation"""
return _DEFAULT_COLLATION
@property
def server_info(self):
"""Server version in alphanumerical format (str)"""
self._check_closed()
return self._mariadb_get_info(INFO.SERVER_VERSION)
@property
def tls_cipher(self):
"""TLS cipher suite if a secure connection is used."""
self._check_closed()
if self._tls:
return self._mariadb_get_info(INFO.SSL_CIPHER)
return None
@property
def tls_version(self):
"""TLS protocol version if a secure connection is used."""
self._check_closed()
if self._tls:
return self._mariadb_get_info(INFO.TLS_VERSION)
return None
@property
def _tls_verify_status(self):
"""Returns the result of the peer certificate verification."""
if version.Version(mariadb.mariadbapi_version) <\
version.Version('3.4.2'):
return None
self._check_closed()
if self._tls:
return self._mariadb_get_info(INFO.TLS_VERIFY_STATUS)
return None
@property
def server_status(self):
"""
Return server status flags
"""
self._check_closed()
return self._mariadb_get_info(INFO.SERVER_STATUS)
@property
def server_version(self):
"""
Server version in numerical format.
The form of the version number is
VERSION_MAJOR * 10000 + VERSION_MINOR * 100 + VERSION_PATCH
"""
self._check_closed()
return self._mariadb_get_info(INFO.SERVER_VERSION_ID)
@property
def server_version_info(self):
"""
Returns numeric version of connected database server in tuple format.
"""
self._check_closed()
version = self.server_version
return (int(version / 10000),
int((version % 10000) / 100),
version % 100)
@property
def autocommit(self):
"""
Toggles autocommit mode on or off for the current database connection.
Autocommit mode only affects operations on transactional table types.
Be aware that rollback() will not work if autocommit mode was switched
on.
By default, autocommit mode is set to False.
"""
self._check_closed()
return bool(self.server_status & STATUS.AUTOCOMMIT)
@autocommit.setter
def autocommit(self, mode):
self._check_closed()
if bool(mode) == self.autocommit:
return
try:
self._execute_command("SET AUTOCOMMIT=%s" % int(mode))
self._read_response()
except mariadb.Error:
raise
@property
def socket(self):
"""Returns the socket used for database connection"""
fno = self._get_socket()
if not self._socket:
self._socket = socket.socket(fileno=fno)
# in case of a possible reconnect, file descriptor has changed
elif fno != self._socket.fileno():
self._socket = socket.socket(fileno=fno)
return self._socket
@property
def open(self):
"""
Returns true if the connection is alive.
A ping command will be sent to the server for this purpose,
which means this function might fail if there are still
non-processed pending result sets.
"""
self._check_closed()
try:
self.ping()
except mariadb.Error:
return False
return True
# Aliases
character_set_name = character_set
@property
def thread_id(self):
"""
Alias for connection_id
"""
self._check_closed()
return self.connection_id
@@ -0,0 +1,38 @@
'''
MariaDB capability flags.
These flags are used to check the capabilities both of a MariaDB server
or the client applicaion.
Capability flags are defined in module *mariadb.constants.CAPABILIY*
'''
MYSQL = 1 # MariaDB
LONG_PASSWORD = 1 # MySQL
FOUND_ROWS = 2
LONG_FLAG = 4
CONNECT_WITH_DB = 8
NO_SCHEMA = 16
COMPRESS = 32
LOCAL_FILES = 128
IGNORE_SPACE = 256
INTERACTIVE = 1024
SSL = 2048
TRANSACTIONS = 8192
SECURE_CONNECTION = 32768
MULTI_STATEMENTS = 1 << 16
MULTI_RESULTS = 1 << 17
PS_MULTI_RESULTS = 1 << 18
PLUGIN_AUTH = 1 << 19
CONNECT_ATTRS = 1 << 20
CAN_HANDLE_EXPIRED_PASSWORDS = 1 < 22
SESSION_TRACKING = 1 << 23
SSL_VERIFY_SERVER_CERT = 1 << 30
REMEMBER_OPTIONS = 1 << 31
# MariaDB specific capabilities
PROGRESS = 1 << 32
BULK_OPERATIONS = 1 << 34
EXTENDED_METADATA = 1 << 35
CACHE_METDATA = 1 << 36
@@ -0,0 +1,38 @@
'''
MariaDB capability flags.
These flags are used to check the capabilities both of a MariaDB server
or the client applicaion.
Capability flags are defined in module *mariadb.constants.CLIENT*
'''
MYSQL = 1 # MariaDB
LONG_PASSWORD = 1 # MySQL
FOUND_ROWS = 2
LONG_FLAG = 4
CONNECT_WITH_DB = 8
NO_SCHEMA = 16
COMPRESS = 32
LOCAL_FILES = 128
IGNORE_SPACE = 256
INTERACTIVE = 1024
SSL = 2048
TRANSACTIONS = 8192
SECURE_CONNECTION = 32768
MULTI_STATEMENTS = 1 << 16
MULTI_RESULTS = 1 << 17
PS_MULTI_RESULTS = 1 << 18
PLUGIN_AUTH = 1 << 19
CONNECT_ATTRS = 1 << 20
CAN_HANDLE_EXPIRED_PASSWORDS = 1 < 22
SESSION_TRACKING = 1 << 23
SSL_VERIFY_SERVER_CERT = 1 << 30
REMEMBER_OPTIONS = 1 << 31
# MariaDB specific capabilities
PROGRESS = 1 << 32
BULK_OPERATIONS = 1 << 34
EXTENDED_METADATA = 1 << 35
CACHE_METDATA = 1 << 36
@@ -0,0 +1,9 @@
"""
Cursor constants are used for server side cursors.
Currently only read only cursor is supported.
Cursor constants are defined in module *mariadb.constants.CURSOR*.
"""
NONE = 0
READ_ONLY = 1
File diff suppressed because it is too large Load Diff
@@ -0,0 +1,20 @@
"""
MariaDB EXT_FIELD_TYPE Constants
These constants represent the extended field types supported by MariaDB.
Extended field types are defined in module *mariadb.constants.EXT_FIELD_TYPE*
"""
NONE =0
JSON = 1
UUID = 2
INET4 = 3
INET6 = 4
POINT = 5
MULTIPOINT = 6
LINESTRING = 7
MULTILINESTRING = 8
POLYGON = 9
MULTIPOLYGON = 10
GEOMETRYCOLLECTION = 11
@@ -0,0 +1,29 @@
"""MariaDB FIELD_FLAG Constants
These constants represent the various field flags. As an addition
to the DBAPI 2.0 standard (PEP-249) these flags are returned as
eighth element of the cursor description attribute.
Field flags are defined in module *mariadb.constants.FIELD_FLAG*
"""
# Source: mariadb_com.h (MariaDB Connector(C)
NOT_NULL = 1
PRIMARY_KEY = 2
UNIQUE_KEY = 4
MULTIPLE_KEY = 8
BLOB = 16
UNSIGNED = 32
ZEROFILL = 64
BINARY = 128
ENUM = 256
AUTO_INCREMENT = 512
TIMESTAMP = 1024
SET = 2048
NO_DEFAULT = 4096
ON_UPDATE_NOW = 8192
NUMERIC = 32768
PART_OF_KEY = 16384
GROUP = 32768
UNIQUE = 65536
@@ -0,0 +1,40 @@
"""
MariaDB FIELD_TYPE Constants
These constants represent the field types supported by MariaDB.
The field type is returned as second element of cursor description attribute.
Field types are defined in module *mariadb.constants.FIELD_TYPE*
"""
DECIMAL = 0
TINY = 1
SHORT = 2
LONG = 3
FLOAT = 4
DOUBLE = 5
NULL = 6
TIMESTAMP = 7
LONGLONG = 8
INT24 = 9
DATE = 10
TIME = 11
DATETIME = 12
YEAR = 13
NEWDATE = 14
VARCHAR = 15
BIT = 16
TIMESTAMP2 = 17
DATETIME2 = 18
TIME2 = 19
JSON = 245
NEWDECIMAL = 246
ENUM = 247
SET = 248
TINY_BLOB = 249
MEDIUM_BLOB = 250
LONG_BLOB = 251
BLOB = 252
VAR_STRING = 253
STRING = 254
GEOMETRY = 255
@@ -0,0 +1,19 @@
'''
MariaDB indicator variables
Indicator values are used in executemany() method of cursor class to
indicate special values.
'''
class MrdbIndicator():
indicator = 0
def __init__(self, indicator):
self.indicator = indicator
NULL = MrdbIndicator(1)
DEFAULT = MrdbIndicator(2)
IGNORE = MrdbIndicator(3)
IGNORE_ROW = MrdbIndicator(4)
@@ -0,0 +1,42 @@
"""
Constants for _get_info method of MariadB connection object
"""
CHARSET_ID = 0
CHARSET_NAME = 1
CLIENT_ERRORS = 2
CLIENT_VERSION = 3
CLIENT_VERSION_ID = 4
ASYNC_TIMEOUT = 5
ASYNC_TIMEOUT_MS = 6
CHARSET_INFO = 7
ERROR = 8
ERROR_ID = 9
HOST = 10
INFO = 11
PORT = 12
PROTOCOL_VERSION_ID = 13
PVIO_TYPE = 14
SCHEMA = 15
SERVER_TYPE = 16
SERVER_VERSION = 17
SERVER_VERSION_ID = 18
SOCKET = 19
SQLSTATE = 20
SSL_CIPHER = 21
TLS_LIBRARY = 22
TLS_VERSION = 23
TLS_VERSION_ID = 24
TYPE = 25
UNIX_SOCKET = 26
USER = 27
MAX_ALLOWED_PACKET = 28
NET_BUFFER_LENGTH = 29
SERVER_STATUS = 30
SERVER_CAPABILITIES = 31
EXTENDED_SERVER_CAPABILITIES = 32
CLIENT_CAPABILITIES = 33
BYTES_READ = 34
BYTES_SENT = 35
TLS_PEER_CERT_INFO = 36
TLS_VERIFY_STATUS = 37
@@ -0,0 +1,21 @@
'''
MariaDB status flags
These flags describe the current status of the database server.
'''
IN_TRANS = 1
AUTOCOMMIT = 2
MORE_RESULTS_EXIST = 8
QUERY_NO_GOOD_INDEX_USED = 16
QUERY_NO_INDEX_USED = 32
CURSOR_EXISTS = 64
LAST_ROW_SENT = 128
DB_DROPPED = 256
NO_BACKSLASH_ESCAPES = 512
METADATA_CHANGED = 1024
QUERY_WAS_SLOW = 2048
PS_OUT_PARAMS = 4096
IN_TRANS_READONLY = 8192
SESSION_STATE_CHANGED = 16384
ANSI_QUOTES = 32768
@@ -0,0 +1,3 @@
NONE = 0
XID = 1
PREPARE = 2
@@ -0,0 +1,2 @@
__all__ = ["CLIENT", "CURSOR", "FIELD_TYPE", "FIELD_FLAG",
"INDICATOR", 'STATUS', 'ERR', 'CAPABILITY']
@@ -0,0 +1,623 @@
#
# Copyright (C) 2020-2021 Georg Richter and MariaDB Corporation AB
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Library General Public License for more details.
# You should have received a copy of the GNU Library General Public
# License along with this library; if not see <http://www.gnu.org/licenses>
# or write to the Free Software Foundation, Inc.,
# 51 Franklin St., Fifth Floor, Boston, MA 02110, USA
#
import mariadb
import datetime
from numbers import Number
from mariadb.constants import CURSOR, STATUS, CAPABILITY, INDICATOR
from typing import Sequence
import decimal
PARAMSTYLE_QMARK = 1
PARAMSTYLE_FORMAT = 2
PARAMSTYLE_PYFORMAT = 3
ROWS_ALL = -1
RESULT_TUPLE = 0
RESULT_NAMEDTUPLE = 1
RESULT_DICTIONARY = 2
# Command types
SQL_NONE = 0,
SQL_INSERT = 1
SQL_UPDATE = 2
SQL_REPLACE = 3
SQL_DELETE = 4
SQL_CALL = 5
SQL_DO = 6
SQL_SELECT = 7
SQL_OTHER = 255
ROWS_EOF = -1
class Cursor(mariadb._mariadb.cursor):
"""
MariaDB Connector/Python Cursor Object
"""
def check_closed(self):
if self._thread_id != self.connection.thread_id:
raise mariadb.ProgrammingError(f"Cursor cannot be used anymore (the connection aborted and reconnected).")
if self._closed:
raise mariadb.ProgrammingError("Cursor cannot be used anymore (it was already closed before).")
self._connection._check_closed()
def __init__(self, connection, **kwargs):
"""
initialization
"""
self._bulk = False
self._dictionary = False
self._named_tuple = False
self._connection = connection
self._resulttype = RESULT_TUPLE
self._description = None
self._transformed_statement = None
self._prepared = False
self._prev_stmt = None
self._force_binary = None
self._rowcount = 0
self.buffered = True
self._parseinfo = None
self._data = None
self._thread_id = connection.thread_id
self._closed= None
if not connection:
raise mariadb.ProgrammingError("Invalid or no connection provided")
# parse keywords
if kwargs:
rtype = kwargs.pop("named_tuple", False)
if rtype:
self._resulttype = RESULT_NAMEDTUPLE
else:
rtype = kwargs.pop("dictionary", False)
if rtype:
self._resulttype = RESULT_DICTIONARY
buffered = kwargs.pop("buffered", True)
self.buffered = buffered
self._prepared = kwargs.pop("prepared", False)
self._force_binary = kwargs.pop("binary", False)
self._cursor_type = kwargs.pop("cursor_type", 0)
# call initialization of main class
super().__init__(connection, **kwargs)
def _substitute_parameters(self):
"""
Internal use only.
When running in text protocol, this method will replace placeholders
by supplied values.
For values which aren't numbers, strings or bytes string representation
will be used.
"""
new_stmt = self.statement.encode("utf8")
replace_diff = 0
if self._paramlist:
for i in range(0, len(self._paramlist)):
extra_bytes = 0
if self._paramstyle == PARAMSTYLE_PYFORMAT:
val = self._data[self._keys[i]]
else:
val = self._data[i]
if val is None:
replace = "NULL"
else:
if isinstance(val, INDICATOR.MrdbIndicator):
if val == INDICATOR.NULL:
replace = "NULL"
if val == INDICATOR.DEFAULT:
replace = "DEFAULT"
elif isinstance(val, Number):
replace = val.__str__()
else:
if isinstance(val, (bytes, bytearray)):
replace = "'%s'" % self.connection.escape_string(
val.decode(encoding='latin1'))
else:
replace = "'%s'" % self.connection.escape_string(
val.__str__())
extra_bytes = len(replace.encode("utf-8")) -\
len(replace)
ofs = self._paramlist[i] + replace_diff
new_stmt = new_stmt[:ofs] + replace.__str__().encode("utf8") +\
new_stmt[ofs+1:]
replace_diff += len(replace) - 1 + extra_bytes
return new_stmt
def _check_decimal_parameter(self, val):
"""
Internal use only
Checks for unsupported parameters.
The following parameters are not supported by MariaDB/MySQL (but also
not part of the SQL Standard)
- float("nan" | "inf" | "-inf")
- Decimal("NaN" | "sNaN" | "Infinity" | "-Infinity")
"""
if isinstance(val, float) and repr(val) in ("nan", "inf", "-inf"):
raise mariadb.NotSupportedError(f"Float value '{repr(val)}' is not supported.")
elif isinstance(val, decimal.Decimal) and val.__str__() in ("NaN", "sNaN", "Infinity", "-Infinity"):
raise mariadb.NotSupportedError(f"Decimal value '{val.__str__()}' is not supported.")
return None
def _check_execute_params(self):
# check data format
values = ()
if self._paramstyle in (PARAMSTYLE_QMARK, PARAMSTYLE_FORMAT):
if not isinstance(self._data, (tuple, list)):
raise mariadb.ProgrammingError("Data argument must be "
"Tuple or List")
values = self._data
if self._paramstyle == PARAMSTYLE_PYFORMAT:
if not isinstance(self._data, dict):
raise mariadb.ProgrammingError("Data argument must be "
"Dictionary")
for i in range(0, len(self._keys)):
if self._keys[i] not in self._data:
raise mariadb.ProgrammingError("Dictionary doesn't contain"
" key '%s'" % self._keys[i])
values = self._data.values()
else:
# check if number of place holders matches the number of
# supplied elements in data tuple
if self._paramlist and (
(not self._data and len(self._paramlist) > 0) or
(len(self._data) != len(self._paramlist))):
raise mariadb.ProgrammingError(
"statement (%s) doesn't match the number of data elements"
" (%s)." % (len(self._paramlist), len(self._data)))
# CONPY-313: Check if parameter types are supported
if len(values):
for val in values:
if isinstance(val, float) or isinstance(val, decimal.Decimal):
self._check_decimal_parameter(val)
def callproc(self, sp: str, data: Sequence = ()):
"""
Executes a stored procedure sp. The data sequence must contain an
entry for each parameter the procedure expects.
Input/Output or Output parameters have to be retrieved by .fetch
methods, the .sp_outparams attribute indicates if the result set
contains output parameters.
Arguments:
- sp: Name of stored procedure.
- data: Optional sequence containing data for placeholder
substitution.
"""
if self.connection.auto_reconnect:
self._thread_id= self.connection.thread_id
self.check_closed()
self._reset()
# create statement
params = ""
if data and len(data):
params = ("?," * len(data))[:-1]
statement = "CALL %s(%s)" % (sp, params)
self._rowcount = 0
self.execute(statement, data)
def _parse_execute(self, statement: str, data=(), is_bulk=False):
"""
For internal use
Parses SQL statement and checks parameters.
"""
if not statement:
raise mariadb.ProgrammingError("empty statement")
# parse statement
if self.statement != statement or is_bulk and not self._bulk:
super()._parse(statement)
self._prev_stmt = statement
self._reprepare = True
else:
self._reprepare = False
self._transformed_statement = self.statement
if self._cursor_type == CURSOR.READ_ONLY:
self._text = False
self._data = data
self._check_execute_params()
def nextset(self):
"""
Will make the cursor skip to the next available result set,
discarding any remaining rows from the current set.
"""
self.check_closed()
return super()._nextset()
def execute(self, statement: str, data: Sequence = (), buffered=None):
"""
Prepare and execute a SQL statement.
Parameters may be provided as sequence or mapping and will be bound
to variables in the operation. Variables are specified as question
marks (paramstyle ='qmark'), however for compatibility reasons MariaDB
Connector/Python also supports the 'format' and 'pyformat' paramstyles
with the restriction, that different paramstyles can't be mixed within
a statement.
A reference to the operation will be retained by the cursor.
If the cursor was created with attribute prepared =True the statement
string for following execute operations will be ignored.
This is most effective for algorithms where the same operation is used,
but different parameters are bound to it (many times).
By default execute() method generates an buffered result unless the
optional parameter buffered was set to False or the cursor was
generated as an unbuffered cursor.
"""
if self.connection.auto_reconnect:
self._thread_id= self.connection.thread_id
self.check_closed()
if not self._prepared:
self._reset()
self.connection._last_executed_statement = statement
# Parse statement
do_parse = True
self._rowcount = 0
if buffered is not None:
self.buffered = buffered
# clear pending result sets
if self.field_count:
self._clear_result()
# if we have a prepared cursor, we have to set statement
# to previous statement and don't need to parse
if self._prepared and self.statement:
statement = self.statement
do_parse = False
# parse statement and check param style
if do_parse:
self._parse_execute(statement, (data))
self._description = None
# CONPY-218: Allow None as replacement for empty tuple
data = data or ()
if len(data):
self._data = data
else:
self._data = None
# If statement doesn't contain parameters we force to run in text
# mode, unless a server side cursor or stored procedure will be
# executed.
if self._command != SQL_CALL and self._cursor_type == 0:
self._text = True
if self._force_binary:
self._text = False
# if one of the provided parameters has byte or datetime value,
# we don't use text protocol
if data and self._check_text_types() == True:
self._text = False
if self._text:
# in text mode we need to substitute parameters
# and store transformed statement
if (self.paramcount > 0):
self._transformed_statement = self._substitute_parameters()
else:
self._transformed_statement = self.statement
self._execute_text(self._transformed_statement)
self._readresponse()
else:
self._data = data
self._execute_binary()
self._initresult()
self._bulk = 0
def executemany(self, statement, parameters):
"""
Prepare a database operation (INSERT,UPDATE,REPLACE or DELETE
statement) and execute it against all parameter found in sequence.
Exactly behaves like .execute() but accepts a list of tuples, where
each tuple represents data of a row within a table.
.executemany() only supports DML (insert, update, delete) statements.
If the SQL statement contains a RETURNING clause, executemany()
returns a result set containing the values for columns listed in the
RETURNING clause.
"""
if self.connection.auto_reconnect:
self._thread_id= self.connection.thread_id
self.check_closed()
self._reset()
if not parameters or not len(parameters):
raise mariadb.ProgrammingError("No data provided")
self.connection._last_executed_statement = statement
# clear pending results
if self.field_count:
self._clear_result()
# If the server doesn't support bulk operations, we need to emulate
# by looping
# TODO: insert/replace statements are not optimized yet
# rowcount updating
if not (self.connection.extended_server_capabilities &
(CAPABILITY.BULK_OPERATIONS >> 32)):
count = 0
for row in parameters:
self.execute(statement, row)
count += self.rowcount
self._rowcount = count
else:
# parse statement
self._parse_execute(statement, parameters[0], is_bulk=True)
self._data = parameters
self.is_text = False
self._rowcount = 0
self._execute_bulk()
self._bulk = 1
def _fetch_row(self):
"""
Internal use only
fetches row and converts values, if connection has a converter.
"""
if not self.buffered:
self.check_closed()
# if there is no result set, PEP-249 requires to raise an
# exception
if not self.field_count:
raise mariadb.ProgrammingError("Cursor doesn't have a result set")
return super().fetchone()
def close(self):
"""
Closes the cursor.
If the cursor has pending or unread results, .close() will cancel them
so that further operations using the same connection can be executed.
The cursor will be unusable from this point forward; an Error
(or subclass) exception will be raised if any operation is attempted
with the cursor."
"""
# CONPY-231: fix memory leak
if self._data:
del self._data
if not self.connection._closed:
super().close()
self._closed= True
def fetchone(self):
"""
Fetch the next row of a query result set, returning a single sequence,
or None if no more data is available.
An exception will be raised if the previous call to execute() didn't
produce a result set or execute() wasn't called before.
"""
if not (self.buffered and self._text):
self.check_closed()
row = self._fetch_row()
return row
def fetchmany(self, size: int = 0):
"""
Fetch the next set of rows of a query result, returning a sequence
of sequences (e.g. a list of tuples). An empty sequence is returned
when no more rows are available.
The number of rows to fetch per call is specified by the parameter.
If it is not given, the cursor's arraysize determines the number
of rows to be fetched. The method should try to fetch as many rows
as indicated by the size parameter.
If this is not possible due to the specified number of rows not being
available, fewer rows may be returned.
An exception will be raised if the previous call to execute() didn't
produce a result set or execute() wasn't called before.
"""
if not (self.buffered and self._text):
self.check_closed()
if size == 0:
size = self.arraysize
return super().fetchrows(size)
def fetchall(self):
"""
Fetch all remaining rows of a query result, returning them as a
sequence of sequences (e.g. a list of tuples).
An exception will be raised if the previous call to execute() didn't
produce a result set or execute() wasn't called before.
"""
if not (self.buffered and self._text):
self.check_closed()
return super().fetchrows(ROWS_EOF)
def __iter__(self):
return iter(self.fetchone, None)
def scroll(self, value: int, mode="relative"):
"""
Scroll the cursor in the result set to a new position according to
mode.
If mode is "relative" (default), value is taken as offset to the
current position in the result set, if set to absolute, value states
an absolute target position.
"""
if not (self.buffered and self._text):
self.check_closed()
if self.field_count == 0:
raise mariadb.ProgrammingError("Cursor doesn't have a result set")
if not self.buffered:
raise mariadb.ProgrammingError("This method is available only "
"for cursors with a buffered "
"result set.")
if mode != "absolute" and mode != "relative":
raise mariadb.ProgrammingError("Invalid or unknown scroll "
"mode specified.")
if value == 0 and mode != "absolute":
raise mariadb.ProgrammingError("Invalid position value 0.")
if mode == "relative":
if self.rownumber + value < 0 or \
self.rownumber + value > self.rowcount:
raise mariadb.ProgrammingError("Position value "
"is out of range.")
new_pos = self.rownumber + value
else:
if value < 0 or value >= self.rowcount:
raise mariadb.ProgrammingError("Position value "
"is out of range.")
new_pos = value
self._seek(new_pos)
self._rownumber = new_pos
def setinputsizes(self, size: int):
"""
Required by PEP-249. Does nothing in MariaDB Connector/Python
"""
return
def setoutputsize(self, size: int):
"""
Required by PEP-249. Does nothing in MariaDB Connector/Python
"""
return
def __enter__(self):
"""Returns a copy of the cursor."""
return self
def __exit__(self, exc_type, exc_val, exc_tb):
"""Closes cursor."""
self.close()
@property
def rowcount(self):
"""
This read-only attribute specifies the number of rows that the last\
execute*() produced (for DQL statements like SELECT) or affected
(for DML statements like UPDATE or INSERT).
The return value is -1 in case no .execute*() has been performed
on the cursor or the rowcount of the last operation cannot be
determined by the interface.
"""
# Even if PEP-249 permits operations on a closed cursor, we don't
# raise an exception if the cursor or the underlying connection
# was closed (See CONPY-269), instead we will return -1
if not self.buffered:
try:
self.check_closed()
except mariadb.ProgrammingError:
return -1
if self._rowcount > 0:
return self._rowcount
return super().rowcount
@property
def sp_outparams(self):
"""
Indicates if the current result set contains in out or out parameter
from a previous executed stored procedure
"""
self.check_closed()
return bool(self.connection.server_status & STATUS.PS_OUT_PARAMS)
@property
def lastrowid(self):
"""
Returns the ID generated by a query on a table with a column having
the AUTO_INCREMENT attribute or the value for the last usage of
LAST_INSERT_ID().
If the last query wasn't an INSERT or UPDATE
statement or if the modified table does not have a column with the
AUTO_INCREMENT attribute and LAST_INSERT_ID was not used, the returned
value will be None
"""
self.check_closed()
id = self.insert_id
if id > 0:
return id
return None
@property
def connection(self):
"""
Read-Only attribute which returns the reference to the connection
object on which the cursor was created.
"""
return self._connection
@@ -0,0 +1,111 @@
from mariadb.constants import FIELD_TYPE
import time
import datetime
apilevel = '2.0'
paramstyle = 'qmark'
threadsafety = True
class DbApiType(frozenset):
"""
Immutable set for type checking
By default the following sets are defined:
- BINARY: for binary field types
- NUMBER: for numeric field types
- STRING: for character based (string) field types
- DATE: for date field type(s)
- DATETIME: for datetime and timestamp field type(s)
- TIME: for time field type(s)
- TIMESTAMP: for datetime and timestamp field type(s)
Example:
>>> FIELD_TYPE.GEOMETRY == mariadb.BINARY
True
>>> FIELD_TYPE.FLOAT == mariadb.BINARY
False
"""
def __eq__(self, field_type):
if (isinstance(field_type, DbApiType)):
return not self.difference(field_type)
return field_type in self
BINARY = DbApiType([FIELD_TYPE.GEOMETRY,
FIELD_TYPE.LONG_BLOB,
FIELD_TYPE.MEDIUM_BLOB,
FIELD_TYPE.TINY_BLOB,
FIELD_TYPE.BLOB])
STRING = DbApiType([FIELD_TYPE.ENUM,
FIELD_TYPE.JSON,
FIELD_TYPE.STRING,
FIELD_TYPE.VARCHAR,
FIELD_TYPE.VAR_STRING])
NUMBER = DbApiType([FIELD_TYPE.DECIMAL,
FIELD_TYPE.DOUBLE,
FIELD_TYPE.FLOAT,
FIELD_TYPE.INT24,
FIELD_TYPE.LONG,
FIELD_TYPE.LONGLONG,
FIELD_TYPE.NEWDECIMAL,
FIELD_TYPE.SHORT,
FIELD_TYPE.TINY,
FIELD_TYPE.YEAR])
DATE = DbApiType([FIELD_TYPE.DATE])
TIME = DbApiType([FIELD_TYPE.TIME])
DATETIME = TIMESTAMP = DbApiType([FIELD_TYPE.DATETIME,
FIELD_TYPE.TIMESTAMP])
ROWID = DbApiType()
def Binary(object):
"""Constructs an object capable of holding a binary value."""
return bytes(object)
def Date(year, month, day):
"""Constructs an object holding a date value."""
return datetime.date(year, month, day)
def Time(hour, minute, second):
"""Constructs an object holding a time value."""
return datetime.time(hour, minute, second)
def Timestamp(year, month, day, hour, minute, second):
"""Constructs an object holding a datetime value."""
return datetime.datetime(year, month, day, hour, minute, second)
def DateFromTicks(ticks):
"""Constructs an object holding a date value from the given ticks value
(number of seconds since the epoch).
For more information see the documentation of the standard Python
time module."""
return Date(*time.localtime(ticks)[:3])
def TimeFromTicks(ticks):
"""Constructs an object holding a time value from the given ticks value
(number of seconds since the epoch).
For more information see the documentation of the standard Python
time module."""
return Time(*time.localtime(ticks)[3:6])
def TimestampFromTicks(ticks):
"""Constructs an object holding a datetime value from the given ticks value
(number of seconds since the epoch).
For more information see the documentation of the standard Python
time module."""
return datetime.datetime(*time.localtime(ticks)[:6])
@@ -0,0 +1,59 @@
from mariadb.constants import FIELD_TYPE, FIELD_FLAG
field_types = {FIELD_TYPE.DECIMAL: "DECIMAL",
FIELD_TYPE.TINY: "TINY",
FIELD_TYPE.SHORT: "SHORT",
FIELD_TYPE.LONG: "LONG",
FIELD_TYPE.FLOAT: "FLOAT",
FIELD_TYPE.DOUBLE: "DOUBLE",
FIELD_TYPE.NULL: "NULL",
FIELD_TYPE.TIMESTAMP: "TIMESTAMP",
FIELD_TYPE.LONGLONG: "LONGLONG",
FIELD_TYPE.INT24: "INT24",
FIELD_TYPE.DATE: "DATE",
FIELD_TYPE.TIME: "TIME",
FIELD_TYPE.DATETIME: "DATETIME",
FIELD_TYPE.YEAR: "YEAR",
FIELD_TYPE.NEWDATE: "NEWDATE",
FIELD_TYPE.VARCHAR: "VARCHAR",
FIELD_TYPE.BIT: "BIT",
FIELD_TYPE.JSON: "JSON",
FIELD_TYPE.NEWDECIMAL: "NEWDECIMAL",
FIELD_TYPE.ENUM: "ENUM",
FIELD_TYPE.SET: "SET",
FIELD_TYPE.TINY_BLOB: "TINY_BLOB",
FIELD_TYPE.MEDIUM_BLOB: "MEDIUM_BLOB",
FIELD_TYPE.LONG_BLOB: "LONG_BLOB",
FIELD_TYPE.BLOB: "BLOB",
FIELD_TYPE.VAR_STRING: "VAR_STRING",
FIELD_TYPE.STRING: "STRING",
FIELD_TYPE.GEOMETRY: "GEOMETRY"}
field_flags = {FIELD_FLAG.NOT_NULL: "NOT_NULL",
FIELD_FLAG.PRIMARY_KEY: "PRIMARY_KEY",
FIELD_FLAG.UNIQUE_KEY: "UNIQUE_KEY",
FIELD_FLAG.MULTIPLE_KEY: "PART_KEY",
FIELD_FLAG.BLOB: "BLOB",
FIELD_FLAG.UNSIGNED: "UNSIGNED",
FIELD_FLAG.ZEROFILL: "ZEROFILL",
FIELD_FLAG.BINARY: "BINARY",
FIELD_FLAG.ENUM: "NUMERIC",
FIELD_FLAG.AUTO_INCREMENT: "AUTO_INCREMENT",
FIELD_FLAG.TIMESTAMP: "TIMESTAMP",
FIELD_FLAG.SET: "SET",
FIELD_FLAG.NO_DEFAULT: "NO_DEFAULT",
FIELD_FLAG.ON_UPDATE_NOW: "UPDATE_TIMESTAMP",
FIELD_FLAG.NUMERIC: "NUMERIC"}
class fieldinfo():
def type(self, description):
if description[1] in field_types:
return field_types[description[1]]
return None
def flag(self, description):
flags = [field_flags[f] for f in field_flags.keys()
if description[7] & f]
return " | ".join(flags)
@@ -0,0 +1,3 @@
__author__ = 'Georg Richter'
__version__ = '1.1.14'
__version_info__ = (1, 1, 14)
@@ -0,0 +1,112 @@
Metadata-Version: 2.4
Name: packaging
Version: 26.3
Summary: Core utilities for Python packages
Author-email: Donald Stufft <donald@stufft.io>
Requires-Python: >=3.9
Description-Content-Type: text/x-rst
License-Expression: Apache-2.0 OR BSD-2-Clause
Classifier: Development Status :: 5 - Production/Stable
Classifier: Intended Audience :: Developers
Classifier: Programming Language :: Python
Classifier: Programming Language :: Python :: 3
Classifier: Programming Language :: Python :: 3 :: Only
Classifier: Programming Language :: Python :: 3.9
Classifier: Programming Language :: Python :: 3.10
Classifier: Programming Language :: Python :: 3.11
Classifier: Programming Language :: Python :: 3.12
Classifier: Programming Language :: Python :: 3.13
Classifier: Programming Language :: Python :: 3.14
Classifier: Programming Language :: Python :: 3.15
Classifier: Programming Language :: Python :: Implementation :: CPython
Classifier: Programming Language :: Python :: Implementation :: PyPy
Classifier: Programming Language :: Python :: Free Threading :: 4 - Resilient
Classifier: Typing :: Typed
License-File: LICENSE
License-File: LICENSE.APACHE
License-File: LICENSE.BSD
Project-URL: Documentation, https://packaging.pypa.io/
Project-URL: Source, https://github.com/pypa/packaging
packaging
=========
.. start-intro
Reusable core utilities for various Python Packaging
`interoperability specifications <https://packaging.python.org/specifications/>`_.
This library provides utilities that implement the interoperability
specifications which have clearly one correct behaviour (eg: :pep:`440`)
or benefit greatly from having a single shared implementation (eg: :pep:`425`).
.. end-intro
The ``packaging`` project includes the following: version handling, specifiers,
markers, requirements, tags, metadata, lockfiles, utilities.
Documentation
-------------
The `documentation`_ provides information and the API for the following:
- Version Handling
- Specifiers
- Markers
- Licenses
- Requirements
- Metadata
- Tags
- Lockfiles (pylock)
- Direct URL helpers
- Dependency groups
- Errors
- Utilities
Installation
------------
Use ``pip`` to install these utilities::
pip install packaging
The ``packaging`` library uses calendar-based versioning (``YY.N``).
Discussion
----------
If you run into bugs, you can file them in our `issue tracker`_.
You can also join discussions on `GitHub Discussions`_ to ask questions or get involved.
.. _`documentation`: https://packaging.pypa.io/
.. _`issue tracker`: https://github.com/pypa/packaging/issues
.. _`GitHub Discussions`: https://github.com/pypa/packaging/discussions
Code of Conduct
---------------
Everyone interacting in the packaging project's codebases, issue trackers, chat
rooms, and mailing lists is expected to follow the `PSF Code of Conduct`_.
.. _PSF Code of Conduct: https://github.com/pypa/.github/blob/main/CODE_OF_CONDUCT.md
Contributing
------------
The ``CONTRIBUTING.rst`` file outlines how to contribute to this project as
well as how to report a potential security issue. The documentation for this
project also covers information about `project development`_ and `security`_.
.. _`project development`: https://packaging.pypa.io/en/latest/development/
.. _`security`: https://packaging.pypa.io/en/latest/security/
Project History
---------------
Please review the ``CHANGELOG.rst`` file or the `Changelog documentation`_ for
recent changes and project history.
.. _`Changelog documentation`: https://packaging.pypa.io/en/latest/changelog/
@@ -0,0 +1,52 @@
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@@ -0,0 +1,4 @@
Wheel-Version: 1.0
Generator: flit 3.12.0
Root-Is-Purelib: true
Tag: py3-none-any
@@ -0,0 +1,3 @@
This software is made available under the terms of *either* of the licenses
found in LICENSE.APACHE or LICENSE.BSD. Contributions to this software is made
under the terms of *both* these licenses.
@@ -0,0 +1,177 @@
Apache License
Version 2.0, January 2004
http://www.apache.org/licenses/
TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
1. Definitions.
"License" shall mean the terms and conditions for use, reproduction,
and distribution as defined by Sections 1 through 9 of this document.
"Licensor" shall mean the copyright owner or entity authorized by
the copyright owner that is granting the License.
"Legal Entity" shall mean the union of the acting entity and all
other entities that control, are controlled by, or are under common
control with that entity. For the purposes of this definition,
"control" means (i) the power, direct or indirect, to cause the
direction or management of such entity, whether by contract or
otherwise, or (ii) ownership of fifty percent (50%) or more of the
outstanding shares, or (iii) beneficial ownership of such entity.
"You" (or "Your") shall mean an individual or Legal Entity
exercising permissions granted by this License.
"Source" form shall mean the preferred form for making modifications,
including but not limited to software source code, documentation
source, and configuration files.
"Object" form shall mean any form resulting from mechanical
transformation or translation of a Source form, including but
not limited to compiled object code, generated documentation,
and conversions to other media types.
"Work" shall mean the work of authorship, whether in Source or
Object form, made available under the License, as indicated by a
copyright notice that is included in or attached to the work
(an example is provided in the Appendix below).
"Derivative Works" shall mean any work, whether in Source or Object
form, that is based on (or derived from) the Work and for which the
editorial revisions, annotations, elaborations, or other modifications
represent, as a whole, an original work of authorship. For the purposes
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END OF TERMS AND CONDITIONS
@@ -0,0 +1,23 @@
Copyright (c) Donald Stufft and individual contributors.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
@@ -0,0 +1,15 @@
# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
__title__ = "packaging"
__summary__ = "Core utilities for Python packages"
__uri__ = "https://github.com/pypa/packaging"
__version__ = "26.3"
__author__ = "Donald Stufft and individual contributors"
__email__ = "donald@stufft.io"
__license__ = "BSD-2-Clause or Apache-2.0"
__copyright__ = f"2014 {__author__}"
@@ -0,0 +1,108 @@
"""
ELF file parser.
This provides a class ``ELFFile`` that parses an ELF executable in a similar
interface to ``ZipFile``. Only the read interface is implemented.
ELF header: https://refspecs.linuxfoundation.org/elf/gabi4+/ch4.eheader.html
"""
from __future__ import annotations
import enum
import os
import struct
from typing import IO
class ELFInvalid(ValueError):
pass
class EIClass(enum.IntEnum):
C32 = 1
C64 = 2
class EIData(enum.IntEnum):
Lsb = 1
Msb = 2
class EMachine(enum.IntEnum):
I386 = 3
S390 = 22
Arm = 40
X8664 = 62
AArch64 = 183
class ELFFile:
"""
Representation of an ELF executable.
"""
def __init__(self, f: IO[bytes]) -> None:
self._f = f
try:
ident = self._read("16B")
except struct.error as e:
raise ELFInvalid("unable to parse identification") from e
magic = bytes(ident[:4])
if magic != b"\x7fELF":
raise ELFInvalid(f"invalid magic: {magic!r}")
self.capacity = ident[4] # Format for program header (bitness).
self.encoding = ident[5] # Data structure encoding (endianness).
try:
# e_fmt: Format for the ELF header.
# p_fmt: Format for a program header.
# p_idx: Indexes to find p_type, p_offset, and p_filesz.
e_fmt, self._p_fmt, self._p_idx = {
(1, 1): ("<HHIIIIIHHH", "<IIIIIIII", (0, 1, 4)), # 32-bit LSB.
(1, 2): (">HHIIIIIHHH", ">IIIIIIII", (0, 1, 4)), # 32-bit MSB.
(2, 1): ("<HHIQQQIHHH", "<IIQQQQQQ", (0, 2, 5)), # 64-bit LSB.
(2, 2): (">HHIQQQIHHH", ">IIQQQQQQ", (0, 2, 5)), # 64-bit MSB.
}[(self.capacity, self.encoding)]
except KeyError as e:
raise ELFInvalid(
f"unrecognized capacity ({self.capacity}) or encoding ({self.encoding})"
) from e
try:
(
_,
self.machine, # Architecture type.
_,
_,
self._e_phoff, # Offset of program header.
_,
self.flags, # Processor-specific flags.
_,
self._e_phentsize, # Size of a program header entry.
self._e_phnum, # Number of program headers.
) = self._read(e_fmt)
except struct.error as e:
raise ELFInvalid("unable to parse machine and section information") from e
def _read(self, fmt: str) -> tuple[int, ...]:
return struct.unpack(fmt, self._f.read(struct.calcsize(fmt)))
@property
def interpreter(self) -> str | None:
"""
The path recorded in the ``PT_INTERP`` section header.
"""
for index in range(self._e_phnum):
self._f.seek(self._e_phoff + self._e_phentsize * index)
try:
data = self._read(self._p_fmt)
except struct.error:
continue
if data[self._p_idx[0]] != 3: # Not PT_INTERP.
continue
self._f.seek(data[self._p_idx[1]])
return os.fsdecode(self._f.read(data[self._p_idx[2]])).strip("\0")
return None
@@ -0,0 +1,278 @@
from __future__ import annotations
import collections
import contextlib
import functools
import os
import re
import sys
import warnings
from typing import TYPE_CHECKING, NamedTuple
from ._elffile import EIClass, EIData, ELFFile, EMachine
if TYPE_CHECKING:
import types
from collections.abc import Generator, Iterator, Sequence
EF_ARM_ABIMASK = 0xFF000000
EF_ARM_ABI_VER5 = 0x05000000
EF_ARM_ABI_FLOAT_HARD = 0x00000400
_ALLOWED_ARCHS = {
"x86_64",
"aarch64",
"ppc64",
"ppc64le",
"s390x",
"loongarch64",
"riscv64",
}
@contextlib.contextmanager
def _parse_elf(path: str) -> Generator[ELFFile | None, None, None]:
try:
with open(path, "rb") as f:
yield ELFFile(f)
except (OSError, TypeError, ValueError):
yield None
def _is_linux_armhf(executable: str) -> bool:
# hard-float ABI can be detected from the ELF header of the running
# process
# https://static.docs.arm.com/ihi0044/g/aaelf32.pdf
with _parse_elf(executable) as f:
return (
f is not None
and f.capacity == EIClass.C32
and f.encoding == EIData.Lsb
and f.machine == EMachine.Arm
and f.flags & EF_ARM_ABIMASK == EF_ARM_ABI_VER5
and f.flags & EF_ARM_ABI_FLOAT_HARD == EF_ARM_ABI_FLOAT_HARD
)
def _is_linux_i686(executable: str) -> bool:
with _parse_elf(executable) as f:
return (
f is not None
and f.capacity == EIClass.C32
and f.encoding == EIData.Lsb
and f.machine == EMachine.I386
)
def _have_compatible_abi(executable: str, archs: Sequence[str]) -> bool:
if "armv7l" in archs:
return _is_linux_armhf(executable)
if "i686" in archs:
return _is_linux_i686(executable)
return any(arch in _ALLOWED_ARCHS for arch in archs)
# If glibc ever changes its major version, we need to know what the last
# minor version was, so we can build the complete list of all versions.
# For now, guess what the highest minor version might be, assume it will
# be 50 for testing. Once this actually happens, update the dictionary
# with the actual value.
_LAST_GLIBC_MINOR: dict[int, int] = collections.defaultdict(lambda: 50)
class _GLibCVersion(NamedTuple):
major: int
minor: int
def _glibc_version_string_confstr() -> str | None:
"""
Primary implementation of glibc_version_string using os.confstr.
"""
# os.confstr is quite a bit faster than ctypes.DLL. It's also less likely
# to be broken or missing. This strategy is used in the standard library
# platform module.
# https://github.com/python/cpython/blob/fcf1d003bf4f0100c/Lib/platform.py#L175-L183
try:
# Should be a string like "glibc 2.17".
version_string: str | None = os.confstr("CS_GNU_LIBC_VERSION")
assert version_string is not None
_, version = version_string.rsplit()
except (AssertionError, AttributeError, OSError, ValueError):
# os.confstr() or CS_GNU_LIBC_VERSION not available (or a bad value)...
return None
return version
def _glibc_version_string_ctypes() -> str | None:
"""
Fallback implementation of glibc_version_string using ctypes.
"""
try:
import ctypes # noqa: PLC0415
except ImportError:
return None
# ctypes.CDLL(None) internally calls dlopen(NULL), and as the dlopen
# manpage says, "If filename is NULL, then the returned handle is for the
# main program". This way we can let the linker do the work to figure out
# which libc our process is actually using.
#
# We must also handle the special case where the executable is not a
# dynamically linked executable. This can occur when using musl libc,
# for example. In this situation, dlopen() will error, leading to an
# OSError. Interestingly, at least in the case of musl, there is no
# errno set on the OSError. The single string argument used to construct
# OSError comes from libc itself and is therefore not portable to
# hard code here. In any case, failure to call dlopen() means we
# can proceed, so we bail on our attempt.
try:
process_namespace = ctypes.CDLL(None)
except OSError:
return None
try:
gnu_get_libc_version = process_namespace.gnu_get_libc_version
except AttributeError:
# Symbol doesn't exist -> therefore, we are not linked to
# glibc.
return None
# Call gnu_get_libc_version, which returns a string like "2.5".
gnu_get_libc_version.restype = ctypes.c_char_p
# A c_char_p restype comes back as bytes, so decode to text.
version_str: str | bytes = gnu_get_libc_version()
if isinstance(version_str, bytes):
version_str = version_str.decode("ascii")
return version_str
def _glibc_version_string() -> str | None:
"""Returns glibc version string, or None if not using glibc."""
return _glibc_version_string_confstr() or _glibc_version_string_ctypes()
def _parse_glibc_version(version_str: str) -> _GLibCVersion:
"""Parse glibc version.
We use a regexp instead of str.split because we want to discard any
random junk that might come after the minor version -- this might happen
in patched/forked versions of glibc (e.g. Linaro's version of glibc
uses version strings like "2.20-2014.11"). See gh-3588.
"""
m = re.match(r"(?P<major>[0-9]+)\.(?P<minor>[0-9]+)", version_str)
if not m:
warnings.warn(
f"Expected glibc version with 2 components major.minor, got: {version_str}",
RuntimeWarning,
stacklevel=2,
)
return _GLibCVersion(-1, -1)
return _GLibCVersion(int(m.group("major")), int(m.group("minor")))
@functools.lru_cache
def _get_glibc_version() -> _GLibCVersion:
version_str = _glibc_version_string()
if version_str is None:
return _GLibCVersion(-1, -1)
return _parse_glibc_version(version_str)
# From PEP 513, PEP 600
@functools.lru_cache(maxsize=1)
def _get_manylinux_module() -> types.ModuleType | None:
"""Return the ``_manylinux`` C extension module, or None if unavailable.
The result is cached for the lifetime of the process, since the presence
of the module does not change while running.
"""
try:
return __import__("_manylinux")
except ImportError:
return None
def _is_compatible(arch: str, version: _GLibCVersion) -> bool:
sys_glibc = _get_glibc_version()
if sys_glibc < version:
return False
# Check for presence of _manylinux module.
manylinux_mod = _get_manylinux_module()
if manylinux_mod is None:
return True
if hasattr(manylinux_mod, "manylinux_compatible"):
result = manylinux_mod.manylinux_compatible(version[0], version[1], arch)
if result is not None:
return bool(result)
return True
if version == _GLibCVersion(2, 5) and hasattr(
manylinux_mod, "manylinux1_compatible"
):
return bool(manylinux_mod.manylinux1_compatible)
if version == _GLibCVersion(2, 12) and hasattr(
manylinux_mod, "manylinux2010_compatible"
):
return bool(manylinux_mod.manylinux2010_compatible)
if version == _GLibCVersion(2, 17) and hasattr(
manylinux_mod, "manylinux2014_compatible"
):
return bool(manylinux_mod.manylinux2014_compatible)
return True
_LEGACY_MANYLINUX_MAP: dict[_GLibCVersion, str] = {
# CentOS 7 w/ glibc 2.17 (PEP 599)
_GLibCVersion(2, 17): "manylinux2014",
# CentOS 6 w/ glibc 2.12 (PEP 571)
_GLibCVersion(2, 12): "manylinux2010",
# CentOS 5 w/ glibc 2.5 (PEP 513)
_GLibCVersion(2, 5): "manylinux1",
}
def platform_tags(archs: Sequence[str]) -> Iterator[str]:
"""Generate manylinux tags compatible to the current platform.
:param archs: Sequence of compatible architectures.
The first one shall be the closest to the actual architecture and be the part of
platform tag after the ``linux_`` prefix, e.g. ``x86_64``.
The ``linux_`` prefix is assumed as a prerequisite for the current platform to
be manylinux-compatible.
:returns: An iterator of compatible manylinux tags.
"""
if not _have_compatible_abi(sys.executable, archs):
return
# Oldest glibc to be supported regardless of architecture is (2, 17).
too_old_glibc2 = _GLibCVersion(2, 16)
if set(archs) & {"x86_64", "i686"}:
# On x86/i686 also oldest glibc to be supported is (2, 5).
too_old_glibc2 = _GLibCVersion(2, 4)
current_glibc = _GLibCVersion(*_get_glibc_version())
glibc_max_list = [current_glibc]
# We can assume compatibility across glibc major versions.
# https://sourceware.org/bugzilla/show_bug.cgi?id=24636
#
# Build a list of maximum glibc versions so that we can
# output the canonical list of all glibc from current_glibc
# down to too_old_glibc2, including all intermediary versions.
for glibc_major in range(current_glibc.major - 1, 1, -1):
glibc_minor = _LAST_GLIBC_MINOR[glibc_major]
glibc_max_list.append(_GLibCVersion(glibc_major, glibc_minor))
for arch in archs:
for glibc_max in glibc_max_list:
if glibc_max.major == too_old_glibc2.major:
min_minor = too_old_glibc2.minor
else:
# For other glibc major versions oldest supported is (x, 0).
min_minor = -1
for glibc_minor in range(glibc_max.minor, min_minor, -1):
glibc_version = _GLibCVersion(glibc_max.major, glibc_minor)
if _is_compatible(arch, glibc_version):
yield "manylinux_{}_{}_{}".format(*glibc_version, arch)
# Handle the legacy manylinux1, manylinux2010, manylinux2014 tags.
if legacy_tag := _LEGACY_MANYLINUX_MAP.get(glibc_version):
yield f"{legacy_tag}_{arch}"
@@ -0,0 +1,88 @@
"""PEP 656 support.
This module implements logic to detect if the currently running Python is
linked against musl, and what musl version is used.
"""
from __future__ import annotations
import functools
import re
import subprocess
import sys
from typing import TYPE_CHECKING, NamedTuple
from ._elffile import ELFFile
if TYPE_CHECKING:
from collections.abc import Iterator, Sequence
class _MuslVersion(NamedTuple):
major: int
minor: int
def _parse_musl_version(output: str) -> _MuslVersion | None:
lines = [n for n in (n.strip() for n in output.splitlines()) if n]
if len(lines) < 2 or lines[0][:4] != "musl":
return None
m = re.match(r"Version (\d+)\.(\d+)", lines[1])
if not m:
return None
return _MuslVersion(major=int(m.group(1)), minor=int(m.group(2)))
@functools.lru_cache
def _get_musl_version(executable: str) -> _MuslVersion | None:
"""Detect currently-running musl runtime version.
This is done by checking the specified executable's dynamic linking
information, and invoking the loader to parse its output for a version
string. If the loader is musl, the output would be something like::
musl libc (x86_64)
Version 1.2.2
Dynamic Program Loader
"""
try:
with open(executable, "rb") as f:
ld = ELFFile(f).interpreter
except (OSError, TypeError, ValueError):
return None
if ld is None or "musl" not in ld:
return None
proc = subprocess.run([ld], check=False, stderr=subprocess.PIPE, text=True)
return _parse_musl_version(proc.stderr)
def platform_tags(archs: Sequence[str]) -> Iterator[str]:
"""Generate musllinux tags compatible to the current platform.
:param archs: Sequence of compatible architectures.
The first one shall be the closest to the actual architecture and be the part of
platform tag after the ``linux_`` prefix, e.g. ``x86_64``.
The ``linux_`` prefix is assumed as a prerequisite for the current platform to
be musllinux-compatible.
:returns: An iterator of compatible musllinux tags.
"""
sys_musl = _get_musl_version(sys.executable)
if sys_musl is None: # Python not dynamically linked against musl.
return
for arch in archs:
for minor in range(sys_musl.minor, -1, -1):
yield f"musllinux_{sys_musl.major}_{minor}_{arch}"
if __name__ == "__main__": # pragma: no cover
import sysconfig
plat = sysconfig.get_platform()
assert plat.startswith("linux-"), "not linux"
print("plat:", plat)
print("musl:", _get_musl_version(sys.executable))
print("tags:", end=" ")
for t in platform_tags([re.sub(r"[.-]", "_", plat.split("-", 1)[-1])]):
print(t, end="\n ")
@@ -0,0 +1,418 @@
"""Handwritten parser of dependency specifiers.
The docstring for each __parse_* function contains EBNF-inspired grammar representing
the implementation.
"""
from __future__ import annotations
import ast
from collections.abc import Sequence
from typing import Literal, NamedTuple, Union
from ._tokenizer import DEFAULT_RULES, ParserSyntaxError, Tokenizer
class Node:
__slots__ = ("value",)
def __init__(self, value: str) -> None:
self.value = value
def __str__(self) -> str:
return self.value
def __repr__(self) -> str:
return f"<{self.__class__.__name__}({self.value!r})>"
def serialize(self) -> str:
raise NotImplementedError
def __getstate__(self) -> str:
# Return just the value string for compactness and stability.
return self.value
def _restore_value(self, value: object) -> None:
if not isinstance(value, str):
raise TypeError(
f"Cannot restore {self.__class__.__name__} value from {value!r}"
)
self.value = value
def __setstate__(self, state: object) -> None:
if isinstance(state, str):
# New format (26.2+): just the value string.
self._restore_value(state)
return
if isinstance(state, tuple) and len(state) == 2:
# Old format (packaging <= 26.0, __slots__): (None, {slot: value}).
_, slot_dict = state
if isinstance(slot_dict, dict) and "value" in slot_dict:
self._restore_value(slot_dict["value"])
return
if isinstance(state, dict) and "value" in state:
# Old format (packaging <= 25.0, no __slots__): plain __dict__.
self._restore_value(state["value"])
return
raise TypeError(f"Cannot restore {self.__class__.__name__} from {state!r}")
class Variable(Node):
__slots__ = ()
def serialize(self) -> str:
return str(self)
class Value(Node):
__slots__ = ()
def serialize(self) -> str:
value = str(self)
if '"' not in value:
return f'"{value}"'
if "'" not in value:
return f"'{value}'"
raise ValueError(
"Cannot serialize marker value containing both quote characters"
)
class Op(Node):
__slots__ = ()
def serialize(self) -> str:
return str(self)
MarkerLogical = Literal["and", "or"]
MarkerVar = Union[Variable, Value]
MarkerItem = tuple[MarkerVar, Op, MarkerVar]
MarkerAtom = Union[MarkerItem, Sequence["MarkerAtom"]]
MarkerList = list[Union["MarkerList", MarkerAtom, MarkerLogical]]
class ParsedRequirement(NamedTuple):
name: str
url: str
extras: list[str]
specifier: str
marker: MarkerList | None
# --------------------------------------------------------------------------------------
# Recursive descent parser for dependency specifier
# --------------------------------------------------------------------------------------
def parse_requirement(source: str) -> ParsedRequirement:
return _parse_requirement(Tokenizer(source, rules=DEFAULT_RULES))
def _parse_requirement(tokenizer: Tokenizer) -> ParsedRequirement:
"""
requirement = WS? IDENTIFIER WS? extras WS? requirement_details
"""
tokenizer.consume("WS")
name_token = tokenizer.expect(
"IDENTIFIER", expected="package name at the start of dependency specifier"
)
name = name_token.text
tokenizer.consume("WS")
extras = _parse_extras(tokenizer)
tokenizer.consume("WS")
url, specifier, marker = _parse_requirement_details(tokenizer)
tokenizer.expect("END", expected="end of dependency specifier")
return ParsedRequirement(name, url, extras, specifier, marker)
def _parse_requirement_details(
tokenizer: Tokenizer,
) -> tuple[str, str, MarkerList | None]:
"""
requirement_details = AT URL (WS requirement_marker?)?
| specifier WS? (requirement_marker)?
"""
specifier = ""
url = ""
marker = None
if tokenizer.check("AT"):
tokenizer.read()
tokenizer.consume("WS")
url_start = tokenizer.position
url = tokenizer.expect("URL", expected="URL after @").text
if tokenizer.check("END", peek=True):
return (url, specifier, marker)
tokenizer.expect("WS", expected="whitespace after URL")
# The input might end after whitespace.
if tokenizer.check("END", peek=True):
return (url, specifier, marker)
marker = _parse_requirement_marker(
tokenizer,
span_start=url_start,
expected="semicolon (after URL and whitespace)",
)
else:
specifier_start = tokenizer.position
specifier = _parse_specifier(tokenizer)
tokenizer.consume("WS")
if tokenizer.check("END", peek=True):
return (url, specifier, marker)
marker = _parse_requirement_marker(
tokenizer,
span_start=specifier_start,
expected=(
"comma (within version specifier), semicolon (after version specifier)"
if specifier
else "semicolon (after name with no version specifier)"
),
)
return (url, specifier, marker)
def _parse_requirement_marker(
tokenizer: Tokenizer, *, span_start: int, expected: str
) -> MarkerList:
"""
requirement_marker = SEMICOLON marker WS?
"""
if not tokenizer.check("SEMICOLON"):
tokenizer.raise_syntax_error(
f"Expected {expected} or end",
span_start=span_start,
span_end=None,
)
tokenizer.read()
marker = _parse_marker(tokenizer)
tokenizer.consume("WS")
return marker
def _parse_extras(tokenizer: Tokenizer) -> list[str]:
"""
extras = (LEFT_BRACKET wsp* extras_list? wsp* RIGHT_BRACKET)?
"""
if not tokenizer.check("LEFT_BRACKET", peek=True):
return []
with tokenizer.enclosing_tokens(
"LEFT_BRACKET",
"RIGHT_BRACKET",
around="extras",
):
tokenizer.consume("WS")
extras = _parse_extras_list(tokenizer)
tokenizer.consume("WS")
return extras
def _parse_extras_list(tokenizer: Tokenizer) -> list[str]:
"""
extras_list = identifier (wsp* ',' wsp* identifier)*
"""
extras: list[str] = []
if not tokenizer.check("IDENTIFIER"):
return extras
extras.append(tokenizer.read().text)
while True:
tokenizer.consume("WS")
if tokenizer.check("IDENTIFIER", peek=True):
tokenizer.raise_syntax_error("Expected comma between extra names")
elif not tokenizer.check("COMMA"):
break
tokenizer.read()
tokenizer.consume("WS")
extra_token = tokenizer.expect("IDENTIFIER", expected="extra name after comma")
extras.append(extra_token.text)
return extras
def _parse_specifier(tokenizer: Tokenizer) -> str:
"""
specifier = LEFT_PARENTHESIS WS? version_many WS? RIGHT_PARENTHESIS
| WS? version_many WS?
"""
with tokenizer.enclosing_tokens(
"LEFT_PARENTHESIS",
"RIGHT_PARENTHESIS",
around="version specifier",
):
tokenizer.consume("WS")
parsed_specifiers = _parse_version_many(tokenizer)
tokenizer.consume("WS")
return parsed_specifiers
def _parse_version_many(tokenizer: Tokenizer) -> str:
"""
version_many = (SPECIFIER (WS? COMMA WS? SPECIFIER)*)?
"""
parsed_specifiers = ""
while tokenizer.check("SPECIFIER"):
span_start = tokenizer.position
specifier = tokenizer.read().text
parsed_specifiers += specifier
if tokenizer.check("VERSION_PREFIX_TRAIL", peek=True):
message = ".* suffix can only be used with `==` or `!=` operators"
if specifier.startswith("!=") or (
specifier.startswith("==") and not specifier.startswith("===")
):
message = (
".* suffix cannot be used with pre-release, post-release, "
"dev or local versions"
)
tokenizer.raise_syntax_error(
message,
span_start=span_start,
span_end=tokenizer.position + 1,
)
if tokenizer.check("VERSION_LOCAL_LABEL_TRAIL", peek=True):
tokenizer.raise_syntax_error(
"Local version label can only be used with `==` or `!=` operators",
span_start=span_start,
span_end=tokenizer.position,
)
tokenizer.consume("WS")
if not tokenizer.check("COMMA"):
break
parsed_specifiers += tokenizer.read().text
tokenizer.consume("WS")
return parsed_specifiers
# --------------------------------------------------------------------------------------
# Recursive descent parser for marker expression
# --------------------------------------------------------------------------------------
def parse_marker(source: str) -> MarkerList:
return _parse_full_marker(Tokenizer(source, rules=DEFAULT_RULES))
def _parse_full_marker(tokenizer: Tokenizer) -> MarkerList:
retval = _parse_marker(tokenizer)
tokenizer.expect("END", expected="end of marker expression")
return retval
def _parse_marker(tokenizer: Tokenizer) -> MarkerList:
"""
marker = marker_atom (BOOLOP marker_atom)+
"""
expression = [_parse_marker_atom(tokenizer)]
while tokenizer.check("BOOLOP"):
token = tokenizer.read()
expr_right = _parse_marker_atom(tokenizer)
expression.extend((token.text, expr_right))
return expression
def _parse_marker_atom(tokenizer: Tokenizer) -> MarkerAtom:
"""
marker_atom = WS? LEFT_PARENTHESIS WS? marker WS? RIGHT_PARENTHESIS WS?
| WS? marker_item WS?
"""
tokenizer.consume("WS")
if tokenizer.check("LEFT_PARENTHESIS", peek=True):
with tokenizer.enclosing_tokens(
"LEFT_PARENTHESIS",
"RIGHT_PARENTHESIS",
around="marker expression",
):
tokenizer.consume("WS")
marker: MarkerAtom = _parse_marker(tokenizer)
tokenizer.consume("WS")
else:
marker = _parse_marker_item(tokenizer)
tokenizer.consume("WS")
return marker
def _parse_marker_item(tokenizer: Tokenizer) -> MarkerItem:
"""
marker_item = WS? marker_var WS? marker_op WS? marker_var WS?
"""
tokenizer.consume("WS")
marker_var_left = _parse_marker_var(tokenizer)
tokenizer.consume("WS")
marker_op = _parse_marker_op(tokenizer)
tokenizer.consume("WS")
marker_var_right = _parse_marker_var(tokenizer)
tokenizer.consume("WS")
return (marker_var_left, marker_op, marker_var_right)
def _parse_marker_var(tokenizer: Tokenizer) -> MarkerVar: # noqa: RET503
"""
marker_var = VARIABLE | QUOTED_STRING
"""
if tokenizer.check("VARIABLE"):
return process_env_var(tokenizer.read().text.replace(".", "_"))
elif tokenizer.check("QUOTED_STRING"):
token = tokenizer.read()
try:
return process_python_str(token.text)
except (SyntaxError, ValueError) as exc:
raise ParserSyntaxError(
"Invalid quoted string",
source=tokenizer.source,
span=(token.position, token.position + len(token.text)),
) from exc
else:
tokenizer.raise_syntax_error(
message="Expected a marker variable or quoted string"
)
def process_env_var(env_var: str) -> Variable:
if env_var in ("platform_python_implementation", "python_implementation"):
return Variable("platform_python_implementation")
else:
return Variable(env_var)
def process_python_str(python_str: str) -> Value:
value = ast.literal_eval(python_str)
return Value(str(value))
def _parse_marker_op(tokenizer: Tokenizer) -> Op:
"""
marker_op = IN | NOT IN | OP
"""
if tokenizer.check("IN"):
tokenizer.read()
return Op("in")
elif tokenizer.check("NOT"):
tokenizer.read()
tokenizer.expect("WS", expected="whitespace after 'not'")
tokenizer.expect("IN", expected="'in' after 'not'")
return Op("not in")
elif tokenizer.check("OP"):
return Op(tokenizer.read().text)
else:
return tokenizer.raise_syntax_error(
"Expected marker operator, one of <=, <, !=, ==, >=, >, ~=, ===, in, not in"
)
@@ -0,0 +1,836 @@
# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
"""Private version-range helpers used by :mod:`packaging.specifiers`."""
from __future__ import annotations
import enum
import functools
from typing import (
TYPE_CHECKING,
Any,
Final,
)
from .version import InvalidVersion, Version
if TYPE_CHECKING:
from collections.abc import Callable, Iterable, Iterator, Sequence
from typing import Union
# Total-order key for comparing two boundaries (boundary-vs-boundary only).
# The post slot may be ``_BOUNDARY_INF`` for an AFTER_POSTS boundary.
_BoundaryOrderSuffix = tuple[int, int, int, Union[int, float], int, int]
_BoundaryOrderKey = tuple[int, tuple[int, ...], _BoundaryOrderSuffix, float]
__all__ = [
"FULL_RANGE",
"bounds_for_spec",
"coerce_version",
"filter_by_ranges",
"intersect_ranges",
"intersect_specifier_bounds",
"least_version_above",
"matches_bounds_only",
"range_is_empty",
"ranges_are_prerelease_only",
"resolve_prereleases",
"standard_ranges",
"wildcard_ranges",
]
#: The smallest possible PEP 440 version. No valid version is less than this.
MIN_VERSION: Final[Version] = Version("0.dev0")
#: The smallest non-pre-release version, i.e. the nearest non-pre-release at or
#: above the ``-inf`` floor.
MIN_RELEASE: Final[Version] = Version("0")
#: Sorts above any real post number and any local label, so a boundary can be
#: ordered above the version family it covers when two boundaries are compared.
_BOUNDARY_INF: Final[float] = float("inf")
class BoundaryKind(enum.Enum):
"""Where a boundary marker sits in the version ordering."""
AFTER_LOCALS = enum.auto() # after V+local, before V.post0
AFTER_POSTS = enum.auto() # after V.postN, before next release
@functools.total_ordering
class BoundaryVersion:
"""A point on the version line between two real PEP 440 versions.
Relative to a base version V::
V < V+local < AFTER_LOCALS(V) < V.post0 < AFTER_POSTS(V)
AFTER_LOCALS is the upper bound of ``<=V``, ``==V``, ``!=V`` (no
local), and the lower bound of the upper-side range of ``!=V``.
AFTER_POSTS is the lower bound of ``>V`` (V final or pre-release),
excluding V's post-releases per PEP 440.
"""
__slots__ = (
"_cached_dev",
"_cached_epoch",
"_cached_post",
"_cached_pre",
"_cached_trimmed_release",
"kind",
"version",
)
def __init__(self, version: Version, kind: BoundaryKind) -> None:
self.version = version
self.kind = kind
self._cached_trimmed_release = trim_release(version.release)
self._cached_epoch = version.epoch
self._cached_pre = version.pre
self._cached_post = version.post
self._cached_dev = version.dev
def _is_family(self, other: Version) -> bool:
"""Is ``other`` a version that this boundary sorts above?"""
if other.epoch != self._cached_epoch:
return False
# Inline release-trim comparison: other.release matches the
# trimmed release iff its leading slice is equal and any extra
# components are zero. Avoids trim_release's tuple allocation.
other_release = other.release
trimmed_release = self._cached_trimmed_release
trimmed_length = len(trimmed_release)
if len(other_release) < trimmed_length:
return False
if other_release[:trimmed_length] != trimmed_release:
return False
for i in range(trimmed_length, len(other_release)):
if other_release[i] != 0:
return False
if other.pre != self._cached_pre:
return False
if self.kind == BoundaryKind.AFTER_LOCALS:
# Local family: same public version, any local label.
return other.post == self._cached_post and other.dev == self._cached_dev
# Post family: V itself + any post-release of V.
return other.dev == self._cached_dev or other.post is not None
def _order_key(self) -> _BoundaryOrderKey:
"""Sort key placing this boundary just above the versions it covers.
It extends ``V``'s comparison key ``(epoch, release, suffix)`` with
a trailing ``_BOUNDARY_INF`` local component, so the key sorts after
``V`` and every ``V+local`` (whose keys carry a real, finite local
segment). ``suffix`` is the 6-int comparison suffix
``(pre_rank, pre_n, post_rank, post_n, dev_rank, dev_n)``.
For an AFTER_POSTS boundary the suffix is replaced with one whose
post number is ``_BOUNDARY_INF``, so the key also sorts after every
``V.postN``. An AFTER_LOCALS boundary uses ``V``'s suffix unchanged.
"""
version_key = self.version._key
suffix: _BoundaryOrderSuffix = version_key[2]
if self.kind == BoundaryKind.AFTER_POSTS:
suffix = (suffix[0], suffix[1], 1, _BOUNDARY_INF, 1, 0)
return version_key[0], version_key[1], suffix, _BOUNDARY_INF
def __eq__(self, other: object) -> bool:
# Key off the order key so equality matches the ``<`` / ``>`` order:
# ``AFTER_POSTS(1.0)`` and ``AFTER_POSTS(1.0.post1)`` are the same point.
if isinstance(other, BoundaryVersion):
return self._order_key() == other._order_key()
return NotImplemented
def __lt__(self, other: BoundaryVersion | Version) -> bool:
if isinstance(other, BoundaryVersion):
return self._order_key() < other._order_key()
# boundary < other_version iff V < other AND other not in family.
# The cheap V >= other path short-circuits before the family check.
if not (self.version < other):
return False
return not self._is_family(other)
def __gt__(self, other: BoundaryVersion | Version) -> bool:
# Defined directly to bypass functools.total_ordering's
# NotImplemented round-trip on reflected ``Version < boundary``.
if isinstance(other, BoundaryVersion):
return self._order_key() > other._order_key()
if self.version >= other:
return True
return self._is_family(other)
def __hash__(self) -> int:
# Keyed to ``__eq__`` (the order key), so equal boundaries hash equal.
return hash(self._order_key())
def __repr__(self) -> str:
return f"{self.__class__.__name__}({self.version!r}, {self.kind.name})"
if TYPE_CHECKING:
_VersionOrBoundary = Union[Version, BoundaryVersion, None]
@functools.total_ordering
class LowerBound:
"""Lower bound of a version range.
A version *v* of ``None`` means unbounded below (-inf).
At equal versions, ``[v`` sorts before ``(v`` because an inclusive
bound starts earlier.
"""
__slots__ = ("_above", "inclusive", "version")
def __init__(self, version: _VersionOrBoundary, inclusive: bool) -> None:
self.version = version
self.inclusive = inclusive
# Pre-bind a predicate "is parsed at or above this lower
# bound?" for the hot filter / contains loops. One direct
# call per check, no operator-dispatch chain.
if version is None:
self._above: Callable[[Version], bool] | None = None
elif isinstance(version, BoundaryVersion):
# >V produces an AFTER_POSTS lower bound; the upper-side
# range of !=V produces an AFTER_LOCALS lower bound.
if version.kind == BoundaryKind.AFTER_POSTS:
self._above = _make_above_after_posts(version.version)
else:
self._above = _make_above_after_locals(version.version)
elif inclusive:
self._above = version.__le__
else:
self._above = version.__lt__
def __eq__(self, other: object) -> bool:
if not isinstance(other, LowerBound):
return NotImplemented
return self.version == other.version and self.inclusive == other.inclusive
def __lt__(self, other: LowerBound) -> bool:
if not isinstance(other, LowerBound):
return NotImplemented
# -inf < anything (except -inf itself).
if self.version is None:
return other.version is not None
if other.version is None:
return False
if self.version != other.version:
return self.version < other.version
# [v < (v: inclusive starts earlier.
return self.inclusive and not other.inclusive
def __hash__(self) -> int:
return hash((self.version, self.inclusive))
def __repr__(self) -> str:
bracket = "[" if self.inclusive else "("
return f"<{self.__class__.__name__} {bracket}{self.version!r}>"
@functools.total_ordering
class UpperBound:
"""Upper bound of a version range.
A version *v* of ``None`` means unbounded above (+inf).
At equal versions, ``v)`` sorts before ``v]`` because an exclusive
bound ends earlier.
"""
__slots__ = ("_below", "inclusive", "version")
def __init__(self, version: _VersionOrBoundary, inclusive: bool) -> None:
self.version = version
self.inclusive = inclusive
# Pre-bind a predicate "is parsed at or below this upper
# bound?". See LowerBound for the rationale.
if version is None:
self._below: Callable[[Version], bool] | None = None
elif isinstance(version, BoundaryVersion):
# Standard specifiers only ever produce AFTER_LOCALS upper
# bounds (from <=V / ==V / !=V with no local).
if version.kind == BoundaryKind.AFTER_LOCALS:
self._below = _make_below_after_locals(version.version)
else:
# An AFTER_POSTS upper is not produced by any specifier, but
# range algebra reaches it: complementing ``>V`` flips the
# ``AFTER_POSTS(V)`` lower into this upper bound.
self._below = version.__ge__
elif inclusive:
self._below = version.__ge__
else:
self._below = version.__gt__
def __eq__(self, other: object) -> bool:
if not isinstance(other, UpperBound):
return NotImplemented
return self.version == other.version and self.inclusive == other.inclusive
def __lt__(self, other: UpperBound) -> bool:
if not isinstance(other, UpperBound):
return NotImplemented
# Nothing < +inf (except +inf itself).
if self.version is None:
return False
if other.version is None:
return True
if self.version != other.version:
return self.version < other.version
# v) < v]: exclusive ends earlier.
return not self.inclusive and other.inclusive
def __hash__(self) -> int:
return hash((self.version, self.inclusive))
def __repr__(self) -> str:
bracket = "]" if self.inclusive else ")"
return f"<{self.__class__.__name__} {self.version!r}{bracket}>"
if TYPE_CHECKING:
#: A single contiguous interval as a (lower, upper) bound pair.
Interval = tuple[LowerBound, UpperBound]
NEG_INF: Final[LowerBound] = LowerBound(None, False)
POS_INF: Final[UpperBound] = UpperBound(None, False)
FULL_RANGE: Final[tuple[Interval]] = ((NEG_INF, POS_INF),)
def trim_release(release: tuple[int, ...]) -> tuple[int, ...]:
"""Strip trailing zeros from a release tuple for normalized comparison."""
end = len(release)
while end > 1 and release[end - 1] == 0:
end -= 1
return release if end == len(release) else release[:end]
def _next_prefix_dev0(version: Version) -> Version:
"""Smallest version in the next prefix: 1.2 -> 1.3.dev0."""
release = (*version.release[:-1], version.release[-1] + 1)
return Version.from_parts(epoch=version.epoch, release=release, dev=0)
def _base_dev0(version: Version) -> Version:
"""The .dev0 of a version's base release: 1.2 -> 1.2.dev0."""
return Version.from_parts(epoch=version.epoch, release=version.release, dev=0)
def coerce_version(version: Version | str) -> Version | None:
if not isinstance(version, Version):
try:
version = Version(version)
except InvalidVersion:
return None
return version
def _make_above_after_posts(version: Version) -> Callable[[Version], bool]:
"""Predicate ``parsed > AFTER_POSTS(V)`` for a lower bound.
Per PEP 440, ``>V`` excludes V's post-releases unless V is itself
a post-release. AFTER_POSTS sits above V and every V.postN (with
or without local), and just below the next release.
"""
version_ge = version.__ge__
version_epoch = version.epoch
version_pre = version.pre
version_release_trimmed = trim_release(version.release)
trimmed_length = len(version_release_trimmed)
def above(parsed: Version) -> bool:
if version_ge(parsed):
return False
# parsed > V cmpkey-wise: above the boundary iff NOT in V's
# post family.
if parsed.epoch != version_epoch:
return True
parsed_release = parsed.release
if len(parsed_release) < trimmed_length:
return True
if parsed_release[:trimmed_length] != version_release_trimmed:
return True
for i in range(trimmed_length, len(parsed_release)):
if parsed_release[i] != 0:
return True
if parsed.pre != version_pre:
return True
# Same release and pre as V: parsed is in V's post family (V itself,
# V+local, or V.postN), which the boundary sits above. A V.devN
# (different dev, no post) sorts before V and was already caught by
# ``version_ge`` above, so the answer here is always "not above".
return False
return above
def _make_above_after_locals(version: Version) -> Callable[[Version], bool]:
"""Predicate ``parsed > AFTER_LOCALS(V)`` for a lower bound.
Used by the upper-side range of ``!=V`` (when V has no local
segment). AFTER_LOCALS sits above V and every ``V+local`` but
just below ``V.post0``.
"""
version_ge = version.__ge__
version_epoch = version.epoch
version_pre = version.pre
version_post = version.post
version_dev = version.dev
version_release_trimmed = trim_release(version.release)
trimmed_length = len(version_release_trimmed)
def above(parsed: Version) -> bool:
if version_ge(parsed):
return False
# parsed > V cmpkey-wise: above the boundary iff NOT in V's
# local family (same public version, any local segment).
if parsed.epoch != version_epoch:
return True
parsed_release = parsed.release
if len(parsed_release) < trimmed_length:
return True
if parsed_release[:trimmed_length] != version_release_trimmed:
return True
for i in range(trimmed_length, len(parsed_release)):
if parsed_release[i] != 0:
return True
if parsed.pre != version_pre:
return True
if parsed.post != version_post:
return True
return parsed.dev != version_dev
return above
def _make_below_after_locals(version: Version) -> Callable[[Version], bool]:
"""Predicate ``parsed <= AFTER_LOCALS(V)`` for an upper bound.
Used by ``<=V``, ``==V``, ``!=V`` (no local). ``parsed`` is at or
below the boundary when it is at or below V cmpkey-wise, or when
it is in V's local family.
"""
version_ge = version.__ge__
version_epoch = version.epoch
version_pre = version.pre
version_post = version.post
version_dev = version.dev
version_release_trimmed = trim_release(version.release)
trimmed_length = len(version_release_trimmed)
def below(parsed: Version) -> bool:
if version_ge(parsed):
return True
# parsed > V cmpkey-wise: below the boundary iff in V's local
# family.
if parsed.epoch != version_epoch:
return False
parsed_release = parsed.release
if len(parsed_release) < trimmed_length:
return False
if parsed_release[:trimmed_length] != version_release_trimmed:
return False
for i in range(trimmed_length, len(parsed_release)):
if parsed_release[i] != 0:
return False
if parsed.pre != version_pre:
return False
if parsed.post != version_post:
return False
return parsed.dev == version_dev
return below
def least_version_above(boundary: BoundaryVersion) -> Version | None:
"""Smallest real version strictly above *boundary*, or ``None`` if none exists."""
base = boundary.version
if boundary.kind == BoundaryKind.AFTER_LOCALS:
# AFTER_LOCALS(V) sits just below V.post0, so its least successor is
# V.post0.dev0 (V.dev(N+1) if V has a dev, V.post(N+1).dev0 if a post).
if base.dev is not None:
return base.__replace__(dev=base.dev + 1, local=None)
next_post = (base.post + 1) if base.post is not None else 0
return base.__replace__(post=next_post, dev=0, local=None)
# AFTER_POSTS(V): a pre-release V steps to the next pre-release's .dev0;
# a final-release AFTER_POSTS has no least successor.
if base.pre is not None:
kind, number = base.pre
return base.__replace__(pre=(kind, number + 1), post=None, dev=0, local=None)
return None
def range_is_empty(lower: LowerBound, upper: UpperBound) -> bool:
"""True when the range defined by *lower* and *upper* contains no versions.
A boundary lower sits just below the next real version, so an ordered pair
is still empty when the upper excludes that least successor:
``(AFTER_POSTS(1.0a1), 1.0a2.dev0)`` holds no version.
"""
if upper.version is None:
return False
if lower.version is None:
# Nothing sorts below MIN_VERSION, so an exclusive upper at or below it
# leaves an empty floor interval such as ``(-inf, 0.dev0)``.
return (
not upper.inclusive
and isinstance(upper.version, Version)
and upper.version <= MIN_VERSION
)
if isinstance(lower.version, BoundaryVersion):
successor = least_version_above(lower.version)
if successor is not None:
if upper.version == successor:
return not upper.inclusive
return upper.version < successor
if lower.version == upper.version:
return not (lower.inclusive and upper.inclusive)
return lower.version > upper.version
def intersect_ranges(
left: Sequence[Interval],
right: Sequence[Interval],
) -> list[Interval]:
"""Intersect two sorted, non-overlapping range lists (two-pointer merge)."""
result: list[Interval] = []
left_index = right_index = 0
while left_index < len(left) and right_index < len(right):
left_lower, left_upper = left[left_index]
right_lower, right_upper = right[right_index]
lower = max(left_lower, right_lower)
upper = min(left_upper, right_upper)
if not range_is_empty(lower, upper):
result.append((lower, upper))
# Advance whichever side has the smaller upper bound.
if left_upper < right_upper:
left_index += 1
else:
right_index += 1
return result
def filter_by_ranges(
ranges: Sequence[Interval],
iterable: Iterable[Any],
key: Callable[[Any], Version | str] | None,
prereleases: bool | None,
region: Sequence[Interval] = (),
) -> Iterator[Any]:
"""Filter *iterable* against precomputed version *ranges*.
With ``prereleases=None``, the PEP 440 default applies: pre-releases are
excluded unless no final matches, in which case buffered pre-releases come
out at the end. A pre-release inside the opt-in ``region`` is the exception:
it is force-admitted in place, as ``prereleases=True`` would yield it. A
force-admitted pre-release is not a final, so it never suppresses the buffer.
"""
if prereleases is None:
prerelease_buffer: list[Any] = []
found_final = False
if len(ranges) == 1:
# Hot path: most specifiers and small SpecifierSets reduce to
# a single contiguous range.
lower, upper = ranges[0]
above = lower._above
below = upper._below
for item in iterable:
parsed = coerce_version(item if key is None else key(item))
if parsed is None:
continue
if above is not None and not above(parsed):
continue
if below is not None and not below(parsed):
continue
if not parsed.is_prerelease:
found_final = True
yield item
elif region and matches_bounds_only(region, parsed):
yield item
elif not found_final:
prerelease_buffer.append(item)
if not found_final:
yield from prerelease_buffer
return
for item in iterable:
parsed = coerce_version(item if key is None else key(item))
if parsed is None:
continue
for lower, upper in ranges:
above = lower._above
if above is not None and not above(parsed):
break
below = upper._below
if below is None or below(parsed):
if not parsed.is_prerelease:
found_final = True
yield item
elif region and matches_bounds_only(region, parsed):
yield item
elif not found_final:
prerelease_buffer.append(item)
break
if not found_final:
yield from prerelease_buffer
return
exclude_prereleases = prereleases is False
if len(ranges) == 1:
# Hot path: most specifiers and small SpecifierSets reduce to
# a single contiguous range.
lower, upper = ranges[0]
above = lower._above
below = upper._below
for item in iterable:
parsed = coerce_version(item if key is None else key(item))
if parsed is None:
continue
if exclude_prereleases and parsed.is_prerelease:
continue
if above is not None and not above(parsed):
continue
if below is None or below(parsed):
yield item
return
for item in iterable:
parsed = coerce_version(item if key is None else key(item))
if parsed is None:
continue
if exclude_prereleases and parsed.is_prerelease:
continue
for lower, upper in ranges:
above = lower._above
if above is not None and not above(parsed):
break
below = upper._below
if below is None or below(parsed):
yield item
break
def _nearest_release_above_prerelease(version: Version) -> Version:
"""Smallest non-pre-release at or above a pre-release *version*."""
if version.pre is not None:
# An a/b/rc pre-release drops to its final release, which outranks
# every post-release of that pre-release (1.0a1.post0 -> 1.0).
return version.__replace__(pre=None, post=None, dev=None, local=None)
# A dev-only release keeps its post-release (1.0.post0.dev0 -> 1.0.post0,
# whose final 1.0 sorts below it).
return version.__replace__(dev=None, local=None)
def _lowest_release_at_or_above(value: Version | BoundaryVersion | None) -> Version:
"""Smallest non-pre-release version at or above *value*.
``None`` is the ``-inf`` floor, whose nearest non-pre-release is
:data:`MIN_RELEASE`.
"""
if value is None:
return MIN_RELEASE
if isinstance(value, BoundaryVersion):
inner_version = value.version
if inner_version.is_prerelease:
return _nearest_release_above_prerelease(inner_version)
# AFTER_LOCALS(1.0) -> nearest non-pre is 1.0.post0
# AFTER_LOCALS(1.0.post0) -> nearest non-pre is 1.0.post1
next_post = (inner_version.post + 1) if inner_version.post is not None else 0
return inner_version.__replace__(post=next_post, local=None)
if not value.is_prerelease:
return value
return _nearest_release_above_prerelease(value)
def ranges_are_prerelease_only(ranges: Sequence[Interval]) -> bool:
"""True when every range in *ranges* contains only pre-releases.
Used to detect unsatisfiable specifier sets when ``prereleases=False``:
if every range is pre-release-only, every contained version is excluded.
"""
for lower, upper in ranges:
nearest = _lowest_release_at_or_above(lower.version)
if upper.version is None or nearest < upper.version:
return False
if nearest == upper.version and upper.inclusive:
return False
return True
def wildcard_ranges(op: str, base: Version) -> list[Interval]:
"""Ranges for ==V.* and !=V.*.
==1.2.* -> [1.2.dev0, 1.3.dev0); !=1.2.* -> complement.
"""
lower = _base_dev0(base)
upper = _next_prefix_dev0(base)
if op == "==":
return [(LowerBound(lower, True), UpperBound(upper, False))]
# !=
return [
(NEG_INF, UpperBound(lower, False)),
(LowerBound(upper, True), POS_INF),
]
def standard_ranges(op: str, version: Version, has_local: bool) -> list[Interval]:
"""Ranges for the standard PEP 440 operators (no wildcard, no ===).
*has_local* indicates whether the spec string included a ``+local``
segment; relevant only for ``==`` / ``!=`` to decide whether the
upper bound includes V's local family.
"""
if op == ">=":
return [(LowerBound(version, True), POS_INF)]
if op == "<=":
return [
(
NEG_INF,
UpperBound(BoundaryVersion(version, BoundaryKind.AFTER_LOCALS), True),
)
]
if op == ">":
if version.dev is not None:
# >V.devN: dev versions have no post-releases, so the
# next real version is V.dev(N+1).
lower_bound = version.__replace__(dev=version.dev + 1, local=None)
return [(LowerBound(lower_bound, True), POS_INF)]
if version.post is not None:
# >V.postN: next real version is V.post(N+1).dev0.
lower_bound = version.__replace__(post=version.post + 1, dev=0, local=None)
return [(LowerBound(lower_bound, True), POS_INF)]
# >V (final or pre-release V): exclude V itself, V+local, and
# every V.postN per PEP 440.
return [
(
LowerBound(BoundaryVersion(version, BoundaryKind.AFTER_POSTS), False),
POS_INF,
)
]
if op == "<":
# <V excludes pre-releases of V when V is not a pre-release.
# V.dev0 is the earliest pre-release of V.
bound = (
version if version.is_prerelease else version.__replace__(dev=0, local=None)
)
if bound <= MIN_VERSION:
return []
return [(NEG_INF, UpperBound(bound, False))]
# ==, !=: local versions of V match when the spec has no local segment.
after_locals = BoundaryVersion(version, BoundaryKind.AFTER_LOCALS)
upper = version if has_local else after_locals
if op == "==":
return [(LowerBound(version, True), UpperBound(upper, True))]
if op == "!=":
return [
(NEG_INF, UpperBound(version, False)),
(LowerBound(upper, False), POS_INF),
]
if op == "~=":
prefix = version.__replace__(release=version.release[:-1])
return [
(LowerBound(version, True), UpperBound(_next_prefix_dev0(prefix), False))
]
raise ValueError(f"Unknown operator: {op!r}") # pragma: no cover
def bounds_for_spec(op: str, version_str: str, version: Version) -> list[Interval]:
"""Ranges for one specifier's ``(op, version_str)``.
Dispatches between the wildcard and standard builders. ``version`` is the
parsed ``version_str`` (its base, without the trailing ``.*``, for
wildcards). ``===`` is not handled here; its match is a literal string
compared in :mod:`packaging.specifiers`.
"""
if version_str.endswith(".*"):
return wildcard_ranges(op, version)
return standard_ranges(op, version, "+" in version_str)
def intersect_specifier_bounds(
per_specifier_ranges: Iterable[Sequence[Interval]],
) -> Sequence[Interval]:
"""Intersect each specifier's ranges into a single sequence.
Short-circuits once the running intersection is empty, since no later
specifier can revive it. Callers must pass at least one specifier.
"""
result: Sequence[Interval] | None = None
for sub in per_specifier_ranges:
if result is None:
result = sub
else:
result = intersect_ranges(result, sub)
if not result:
break
if result is None: # pragma: no cover - callers guard non-empty input
raise RuntimeError("intersect_specifier_bounds called with no specifiers")
return result
def matches_bounds_only(ranges: Sequence[Interval], version: Version) -> bool:
"""Whether ``version`` falls within any of ``ranges``.
The pure bounds membership test, for a single already-parsed version with
no pre-release policy applied. ``ranges`` are sorted and non-overlapping,
so a version below one range's lower bound is below every later range too.
"""
for lower, upper in ranges:
above = lower._above
if above is not None and not above(version):
return False
below = upper._below
if below is None or below(version):
return True
return False
def resolve_prereleases(
configured: bool | None, autodetected: bool | None
) -> bool | None:
"""Resolve a specifier's effective default pre-release policy.
An explicit ``configured`` value wins; otherwise an autodetected ``True``
propagates and anything else falls back to the PEP 440 default (``None``).
"""
if configured is not None:
return configured
if autodetected:
return True
return None
@@ -0,0 +1,33 @@
# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
"""Backward-compatibility shim for unpickling Version objects serialized before
packaging 26.1.
Old pickles reference ``packaging._structures.InfinityType`` and
``packaging._structures.NegativeInfinityType``. This module provides minimal
stand-in classes so that ``pickle.loads()`` can resolve those references.
The deserialized objects are not used for comparisons — ``Version.__setstate__``
discards the stale ``_key`` cache and recomputes it from the core version fields.
"""
from __future__ import annotations
class InfinityType:
"""Stand-in for the removed ``InfinityType`` used in old comparison keys."""
def __repr__(self) -> str:
return "Infinity"
class NegativeInfinityType:
"""Stand-in for the removed ``NegativeInfinityType`` used in old comparison keys."""
def __repr__(self) -> str:
return "-Infinity"
Infinity = InfinityType()
NegativeInfinity = NegativeInfinityType()
@@ -0,0 +1,200 @@
from __future__ import annotations
import contextlib
import re
from dataclasses import dataclass
from typing import TYPE_CHECKING, NoReturn
from .specifiers import Specifier
if TYPE_CHECKING:
from collections.abc import Generator, Mapping
@dataclass
class Token:
__slots__ = ("name", "position", "text")
name: str
text: str
position: int
class ParserSyntaxError(Exception):
"""The provided source text could not be parsed correctly."""
def __init__(
self,
message: str,
*,
source: str,
span: tuple[int, int],
) -> None:
self.span = span
self.message = message
self.source = source
super().__init__()
def __str__(self) -> str:
marker = " " * self.span[0] + "~" * (self.span[1] - self.span[0]) + "^"
return f"{self.message}\n {self.source}\n {marker}"
DEFAULT_RULES: dict[str, re.Pattern[str]] = {
"LEFT_PARENTHESIS": re.compile(r"\("),
"RIGHT_PARENTHESIS": re.compile(r"\)"),
"LEFT_BRACKET": re.compile(r"\["),
"RIGHT_BRACKET": re.compile(r"\]"),
"SEMICOLON": re.compile(r";"),
"COMMA": re.compile(r","),
"QUOTED_STRING": re.compile(
r"""
(
('[^']*')
|
("[^"]*")
)
""",
re.VERBOSE,
),
"OP": re.compile(r"(===|==|~=|!=|<=|>=|<|>)"),
"BOOLOP": re.compile(r"\b(or|and)\b"),
"IN": re.compile(r"\bin\b"),
"NOT": re.compile(r"\bnot\b"),
"VARIABLE": re.compile(
r"""
\b(
python_version
|python_full_version
|os[._]name
|sys[._]platform
|platform_(release|system)
|platform[._](version|machine|python_implementation)
|python_implementation
|implementation_(name|version)
|extras?
|dependency_groups
)\b
""",
re.VERBOSE,
),
"SPECIFIER": re.compile(
Specifier._specifier_regex_str,
re.VERBOSE | re.IGNORECASE,
),
"AT": re.compile(r"\@"),
"URL": re.compile(r"[^ \t]+"),
"IDENTIFIER": re.compile(r"\b[a-zA-Z0-9][a-zA-Z0-9._-]*\b"),
"VERSION_PREFIX_TRAIL": re.compile(r"\.\*"),
"VERSION_LOCAL_LABEL_TRAIL": re.compile(r"\+[a-z0-9]+(?:[-_\.][a-z0-9]+)*"),
"WS": re.compile(r"[ \t]+"),
"END": re.compile(r"\Z"),
}
class Tokenizer:
"""Context-sensitive token parsing.
Provides methods to examine the input stream to check whether the next token
matches.
"""
__slots__ = ("next_token", "position", "rules", "source")
def __init__(
self,
source: str,
*,
rules: Mapping[str, re.Pattern[str]],
) -> None:
self.source = source
self.rules = rules
self.next_token: Token | None = None
self.position = 0
def consume(self, name: str) -> None:
"""Move beyond provided token name, if at current position."""
if self.check(name):
self.read()
def check(self, name: str, *, peek: bool = False) -> bool:
"""Check whether the next token has the provided name.
By default, if the check succeeds, the token *must* be read before
another check. If `peek` is set to `True`, the token is not loaded and
would need to be checked again.
"""
assert self.next_token is None, (
f"Cannot check for {name!r}, already have {self.next_token!r}"
)
assert name in self.rules, f"Unknown token name: {name!r}"
expression = self.rules[name]
match = expression.match(self.source, self.position)
if match is None:
return False
if not peek:
self.next_token = Token(name, match[0], self.position)
return True
def expect(self, name: str, *, expected: str) -> Token:
"""Expect a certain token name next, failing with a syntax error otherwise.
The token is read and returned.
"""
if not self.check(name):
raise self.raise_syntax_error(f"Expected {expected}")
return self.read()
def read(self) -> Token:
"""Consume the next token and return it."""
token = self.next_token
assert token is not None
self.position += len(token.text)
self.next_token = None
return token
def raise_syntax_error(
self,
message: str,
*,
span_start: int | None = None,
span_end: int | None = None,
) -> NoReturn:
"""Raise ParserSyntaxError at the given position."""
span = (
self.position if span_start is None else span_start,
self.position if span_end is None else span_end,
)
raise ParserSyntaxError(
message,
source=self.source,
span=span,
)
@contextlib.contextmanager
def enclosing_tokens(
self, open_token: str, close_token: str, *, around: str
) -> Generator[None, None, None]:
if self.check(open_token):
open_position = self.position
self.read()
else:
open_position = None
yield
if open_position is None:
return
if not self.check(close_token):
self.raise_syntax_error(
f"Expected matching {close_token} for {open_token}, after {around}",
span_start=open_position,
)
self.read()
@@ -0,0 +1,335 @@
from __future__ import annotations
import re
from collections.abc import Mapping, Sequence
from .errors import _ErrorCollector
from .requirements import InvalidRequirement, Requirement
__all__ = [
"CyclicDependencyGroup",
"DependencyGroupInclude",
"DependencyGroupResolver",
"DuplicateGroupNames",
"InvalidDependencyGroupObject",
"resolve_dependency_groups",
]
def __dir__() -> list[str]:
return __all__
# -----------
# Error Types
# -----------
class DuplicateGroupNames(ValueError):
"""
The same dependency groups were defined twice, with different non-normalized names.
.. versionadded:: 26.1
"""
class CyclicDependencyGroup(ValueError):
"""
The dependency group includes form a cycle.
.. versionadded:: 26.1
"""
def __init__(self, requested_group: str, group: str, include_group: str) -> None:
self.requested_group = requested_group
self.group = group
self.include_group = include_group
if include_group == group:
reason = f"{group} includes itself"
else:
reason = f"{include_group} -> {group}, {group} -> {include_group}"
super().__init__(
"Cyclic dependency group include while resolving "
f"{requested_group}: {reason}"
)
# Support pickling; ``args`` does not match ``__init__``'s signature.
def __reduce__(self) -> tuple[type[CyclicDependencyGroup], tuple[str, str, str]]:
return (self.__class__, (self.requested_group, self.group, self.include_group))
# in the PEP 735 spec, the tables in dependency group lists were described as
# "Dependency Object Specifiers", but the only defined type of object was a
# "Dependency Group Include" -- hence the naming of this error as "Object"
class InvalidDependencyGroupObject(ValueError):
"""
A member of a dependency group was identified as a dict, but was not in a valid
format.
.. versionadded:: 26.1
"""
# ------------------------
# Object Model & Interface
# ------------------------
class DependencyGroupInclude:
"""
A reference to another dependency group by name.
.. versionadded:: 26.1
"""
__slots__ = ("include_group",)
def __init__(self, include_group: str) -> None:
"""
Initialize a DependencyGroupInclude.
:param include_group: The name of the group referred to by this include.
"""
self.include_group = include_group
def __repr__(self) -> str:
return f"{self.__class__.__name__}({self.include_group!r})"
class DependencyGroupResolver:
"""
A resolver for Dependency Group data.
This class handles caching, name normalization, cycle detection, and other
parsing requirements. There are only two public methods for exploring the data:
``lookup()`` and ``resolve()``.
:param dependency_groups: A mapping, as provided via pyproject
``[dependency-groups]``.
.. versionadded:: 26.1
"""
def __init__(
self,
dependency_groups: Mapping[str, Sequence[str | Mapping[str, str]]],
) -> None:
errors = _ErrorCollector()
self.dependency_groups = _normalize_group_names(dependency_groups, errors)
# a map of group names to parsed data
self._parsed_groups: dict[
str, tuple[Requirement | DependencyGroupInclude, ...]
] = {}
# a map of group names to their ancestors, used for cycle detection
self._include_graph_ancestors: dict[str, tuple[str, ...]] = {}
# a cache of completed resolutions to Requirement lists
self._resolve_cache: dict[str, tuple[Requirement, ...]] = {}
errors.finalize("[dependency-groups] data was invalid")
def lookup(self, group: str) -> tuple[Requirement | DependencyGroupInclude, ...]:
"""
Lookup a group name, returning the parsed dependency data for that group.
This will not resolve includes.
:param group: the name of the group to lookup
"""
group = _normalize_name(group)
with _ErrorCollector().on_exit(
f"[dependency-groups] data for {group!r} was malformed"
) as errors:
return self._parse_group(group, errors)
def resolve(self, group: str) -> tuple[Requirement, ...]:
"""
Resolve a dependency group to a list of requirements.
:param group: the name of the group to resolve
"""
group = _normalize_name(group)
with _ErrorCollector().on_exit(
f"[dependency-groups] data for {group!r} was malformed"
) as errors:
return self._resolve(group, group, errors)
def _resolve(
self, group: str, requested_group: str, errors: _ErrorCollector
) -> tuple[Requirement, ...]:
"""
This is a helper for cached resolution to strings. It preserves the name of the
group which the user initially requested in order to present a clearer error in
the event that a cycle is detected.
:param group: The normalized name of the group to resolve.
:param requested_group: The group which was used in the original, user-facing
request.
"""
if group in self._resolve_cache:
return self._resolve_cache[group]
parsed = self._parse_group(group, errors)
resolved_group = []
for item in parsed:
if isinstance(item, Requirement):
resolved_group.append(item)
elif isinstance(item, DependencyGroupInclude):
include_group = _normalize_name(item.include_group)
# if a group is cyclic, record the error
# otherwise, follow the include_group reference
#
# this allows us to examine all includes in a group, even in the
# presence of errors
if include_group in self._include_graph_ancestors.get(group, ()):
errors.error(
CyclicDependencyGroup(
requested_group, group, item.include_group
)
)
else:
self._include_graph_ancestors[include_group] = (
*self._include_graph_ancestors.get(group, ()),
group,
)
resolved_group.extend(
self._resolve(include_group, requested_group, errors)
)
else: # pragma: no cover
raise NotImplementedError(
f"Invalid dependency group item after parse: {item}"
)
# in the event that errors were detected, present the group as empty and do not
# cache the result
# this ensures that repeated access to a cyclic group will raise multiple errors
if errors.errors:
return ()
self._resolve_cache[group] = tuple(resolved_group)
return self._resolve_cache[group]
def _parse_group(
self, group: str, errors: _ErrorCollector
) -> tuple[Requirement | DependencyGroupInclude, ...]:
# short circuit -- never do the work twice
if group in self._parsed_groups:
return self._parsed_groups[group]
if group not in self.dependency_groups:
errors.error(LookupError(f"Dependency group '{group}' not found"))
return ()
raw_group = self.dependency_groups[group]
if isinstance(raw_group, str):
errors.error(
TypeError(
f"Dependency group {group!r} contained a string rather than a list."
)
)
return ()
if not isinstance(raw_group, Sequence):
errors.error(
TypeError(f"Dependency group {group!r} is not a sequence type.")
)
return ()
elements: list[Requirement | DependencyGroupInclude] = []
for item in raw_group:
if isinstance(item, str):
# packaging.requirements.Requirement parsing ensures that this is a
# valid PEP 508 Dependency Specifier. Collect InvalidRequirement
# if it throws that.
with errors.collect(InvalidRequirement):
elements.append(Requirement(item))
elif isinstance(item, Mapping):
if tuple(item.keys()) != ("include-group",):
errors.error(
InvalidDependencyGroupObject(
f"Invalid dependency group item: {item!r}"
)
)
else:
include_group = item["include-group"]
if not isinstance(include_group, str):
msg = (
"Dependency group include-group value is not a string: "
f"{item!r}"
)
errors.error(TypeError(msg))
else:
elements.append(
DependencyGroupInclude(include_group=include_group)
)
else:
errors.error(TypeError(f"Invalid dependency group item: {item!r}"))
if errors.errors:
return ()
self._parsed_groups[group] = tuple(elements)
return self._parsed_groups[group]
# --------------------
# Functional Interface
# --------------------
def resolve_dependency_groups(
dependency_groups: Mapping[str, Sequence[str | Mapping[str, str]]], /, *groups: str
) -> tuple[str, ...]:
"""
Resolve a dependency group to a tuple of requirements, as strings.
:param dependency_groups: the parsed contents of the ``[dependency-groups]`` table
from ``pyproject.toml``
:param groups: the name of the group(s) to resolve
.. versionadded:: 26.1
"""
resolver = DependencyGroupResolver(dependency_groups)
return tuple(str(r) for group in groups for r in resolver.resolve(group))
# ----------------
# internal helpers
# ----------------
_NORMALIZE_PATTERN = re.compile(r"[-_.]+")
def _normalize_name(name: str) -> str:
return _NORMALIZE_PATTERN.sub("-", name).lower()
def _normalize_group_names(
dependency_groups: Mapping[str, Sequence[str | Mapping[str, str]]],
errors: _ErrorCollector,
) -> dict[str, Sequence[str | Mapping[str, str]]]:
original_names: dict[str, list[str]] = {}
normalized_groups: dict[str, Sequence[str | Mapping[str, str]]] = {}
for group_name, value in dependency_groups.items():
normed_group_name = _normalize_name(group_name)
original_names.setdefault(normed_group_name, []).append(group_name)
normalized_groups[normed_group_name] = value
for normed_name, names in original_names.items():
if len(names) > 1:
errors.error(
DuplicateGroupNames(
"Duplicate dependency group names: "
f"{normed_name} ({', '.join(names)})"
)
)
return normalized_groups
@@ -0,0 +1,349 @@
from __future__ import annotations
import dataclasses
import re
import urllib.parse
from collections.abc import Mapping
from typing import TYPE_CHECKING, Any, Protocol, TypeVar
if TYPE_CHECKING: # pragma: no cover
import sys
from collections.abc import Collection
from urllib.parse import SplitResult
if sys.version_info >= (3, 11):
from typing import Self
else:
from typing_extensions import Self
__all__ = [
"ArchiveInfo",
"DirInfo",
"DirectUrl",
"DirectUrlValidationError",
"VcsInfo",
]
def __dir__() -> list[str]:
return __all__
_T = TypeVar("_T")
class _FromMappingProtocol(Protocol): # pragma: no cover
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self: ...
_FromMappingProtocolT = TypeVar("_FromMappingProtocolT", bound=_FromMappingProtocol)
def _json_dict_factory(data: list[tuple[str, Any]]) -> dict[str, Any]:
return {key: value for key, value in data if value is not None}
def _get(d: Mapping[str, Any], expected_type: type[_T], key: str) -> _T | None:
"""Get a value from the dictionary and verify it's the expected type."""
if (value := d.get(key)) is None:
return None
if not isinstance(value, expected_type):
raise DirectUrlValidationError(
f"Unexpected type {type(value).__name__} "
f"(expected {expected_type.__name__})",
context=key,
)
return value
def _get_required(d: Mapping[str, Any], expected_type: type[_T], key: str) -> _T:
"""Get a required value from the dictionary and verify it's the expected type."""
if (value := _get(d, expected_type, key)) is None:
raise _DirectUrlRequiredKeyError(key)
return value
def _get_object(
d: Mapping[str, Any], target_type: type[_FromMappingProtocolT], key: str
) -> _FromMappingProtocolT | None:
"""Get a dictionary value from the dictionary and convert it to a dataclass."""
if (value := _get(d, Mapping, key)) is None: # type: ignore[type-abstract]
return None
try:
return target_type._from_dict(value)
except Exception as e:
raise DirectUrlValidationError(e, context=key) from e
_PEP610_USER_PASS_ENV_VARS_REGEX = re.compile(
r"^\$\{[A-Za-z0-9-_]+\}(:\$\{[A-Za-z0-9-_]+\})?$"
)
def _strip_auth_from_netloc(netloc: str, safe_user_passwords: Collection[str]) -> str:
if "@" not in netloc:
return netloc
user_pass, netloc_no_user_pass = netloc.rsplit("@", 1)
if user_pass in safe_user_passwords:
return netloc
if _PEP610_USER_PASS_ENV_VARS_REGEX.match(user_pass):
return netloc
return netloc_no_user_pass
def _strip_url(url: str, safe_user_passwords: Collection[str]) -> str:
"""url with user:password part removed unless it is formed with
environment variables as specified in PEP 610, or it is a safe user:password
such as `git`.
"""
parsed_url = urllib.parse.urlsplit(url)
netloc = _strip_auth_from_netloc(parsed_url.netloc, safe_user_passwords)
return urllib.parse.urlunsplit(
(
parsed_url.scheme,
netloc,
parsed_url.path,
parsed_url.query,
parsed_url.fragment,
)
)
def _file_url_has_absolute_path(parsed_url: SplitResult) -> bool:
return parsed_url.path.startswith("/")
class DirectUrlValidationError(Exception):
"""Raised when when input data is not spec-compliant.
.. versionadded:: 26.1
"""
context: str | None = None
message: str
def __init__(
self,
cause: str | Exception,
*,
context: str | None = None,
) -> None:
if isinstance(cause, DirectUrlValidationError):
if cause.context:
self.context = (
f"{context}.{cause.context}" if context else cause.context
)
else:
self.context = context # pragma: no cover
self.message = cause.message
else:
self.context = context
self.message = str(cause)
def __str__(self) -> str:
if self.context:
return f"{self.message} in {self.context!r}"
return self.message
class _DirectUrlRequiredKeyError(DirectUrlValidationError):
def __init__(self, key: str) -> None:
super().__init__("Missing required value", context=key)
@dataclasses.dataclass(frozen=True, init=False)
class VcsInfo:
"""The version control information of a :class:`DirectUrl`."""
vcs: str
commit_id: str
requested_revision: str | None = None
def __init__(
self,
*,
vcs: str,
commit_id: str,
requested_revision: str | None = None,
) -> None:
object.__setattr__(self, "vcs", vcs)
object.__setattr__(self, "commit_id", commit_id)
object.__setattr__(self, "requested_revision", requested_revision)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
# We can't validate vcs value because is not closed.
return cls(
vcs=_get_required(d, str, "vcs"),
requested_revision=_get(d, str, "requested_revision"),
commit_id=_get_required(d, str, "commit_id"),
)
@dataclasses.dataclass(frozen=True, init=False)
class ArchiveInfo:
"""The archive information of a :class:`DirectUrl`."""
hashes: Mapping[str, str] | None = None
def __init__(
self,
*,
hashes: Mapping[str, str] | None = None,
) -> None:
object.__setattr__(self, "hashes", hashes)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
hashes = _get(d, Mapping, "hashes") # type: ignore[type-abstract]
if hashes is not None and not all(isinstance(h, str) for h in hashes.values()):
raise DirectUrlValidationError(
"Hash values must be strings", context="hashes"
)
legacy_hash = _get(d, str, "hash")
if legacy_hash is not None:
if "=" not in legacy_hash:
raise DirectUrlValidationError(
"Invalid hash format (expected '<algorithm>=<hash>')",
context="hash",
)
hash_algorithm, hash_value = legacy_hash.split("=", 1)
if hashes is None:
# if `hashes` are not present, we can derive it from the legacy `hash`
hashes = {hash_algorithm: hash_value}
else:
# if `hashes` are present, the legacy `hash` must match one of them
if hash_algorithm not in hashes:
raise DirectUrlValidationError(
f"Algorithm {hash_algorithm!r} used in hash field "
f"is not present in hashes field",
context="hashes",
)
if hashes[hash_algorithm] != hash_value:
raise DirectUrlValidationError(
f"Algorithm {hash_algorithm!r} used in hash field "
f"has different value in hashes field",
context="hash",
)
return cls(hashes=hashes)
@dataclasses.dataclass(frozen=True, init=False)
class DirInfo:
"""The local directory information of a :class:`DirectUrl`."""
editable: bool | None = None
def __init__(
self,
*,
editable: bool | None = None,
) -> None:
object.__setattr__(self, "editable", editable)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
return cls(
editable=_get(d, bool, "editable"),
)
@dataclasses.dataclass(frozen=True, init=False)
class DirectUrl:
"""A class representing a direct URL.
.. versionadded:: 26.1
"""
url: str
archive_info: ArchiveInfo | None = None
vcs_info: VcsInfo | None = None
dir_info: DirInfo | None = None
subdirectory: str | None = None # XXX Path or str?
def __init__(
self,
*,
url: str,
archive_info: ArchiveInfo | None = None,
vcs_info: VcsInfo | None = None,
dir_info: DirInfo | None = None,
subdirectory: str | None = None,
) -> None:
object.__setattr__(self, "url", url)
object.__setattr__(self, "archive_info", archive_info)
object.__setattr__(self, "vcs_info", vcs_info)
object.__setattr__(self, "dir_info", dir_info)
object.__setattr__(self, "subdirectory", subdirectory)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
direct_url = cls(
url=_get_required(d, str, "url"),
archive_info=_get_object(d, ArchiveInfo, "archive_info"),
vcs_info=_get_object(d, VcsInfo, "vcs_info"),
dir_info=_get_object(d, DirInfo, "dir_info"),
subdirectory=_get(d, str, "subdirectory"),
)
if (
bool(direct_url.vcs_info)
+ bool(direct_url.archive_info)
+ bool(direct_url.dir_info)
) != 1:
raise DirectUrlValidationError(
"Exactly one of vcs_info, archive_info, dir_info must be present"
)
if direct_url.dir_info is not None:
parsed_url = urllib.parse.urlsplit(direct_url.url)
if parsed_url.scheme != "file":
raise DirectUrlValidationError(
"URL scheme must be file:// when dir_info is present",
context="url",
)
if not _file_url_has_absolute_path(parsed_url):
raise DirectUrlValidationError(
"File URL must be absolute when dir_info is present",
context="url",
)
# XXX subdirectory must be relative, can we, should we validate that here?
return direct_url
@classmethod
def from_dict(cls, d: Mapping[str, Any], /) -> Self:
"""Create and validate a DirectUrl instance from a JSON dictionary."""
return cls._from_dict(d)
def to_dict(
self,
*,
generate_legacy_hash: bool = False,
strip_user_password: bool = True,
safe_user_passwords: Collection[str] = ("git",),
) -> Mapping[str, Any]:
"""Convert the DirectUrl instance to a JSON dictionary.
:param generate_legacy_hash: If True, include a legacy `hash` field in
`archive_info` for backward compatibility with tools that don't
support the `hashes` field.
:param strip_user_password: If True, strip user:password from the URL
unless it is formed with environment variables as specified in PEP
610, or it is a safe user:password such as `git`.
:param safe_user_passwords: A collection of user:password strings that
should not be stripped from the URL even if `strip_user_password` is
True.
"""
res = dataclasses.asdict(self, dict_factory=_json_dict_factory)
if generate_legacy_hash and self.archive_info and self.archive_info.hashes:
hash_algorithm, hash_value = next(iter(self.archive_info.hashes.items()))
res["archive_info"]["hash"] = f"{hash_algorithm}={hash_value}"
if strip_user_password:
res["url"] = _strip_url(self.url, safe_user_passwords)
return res
def validate(self) -> None:
"""Validate the DirectUrl instance against the specification.
Raises :class:`DirectUrlValidationError` if invalid.
"""
self.from_dict(self.to_dict())
@@ -0,0 +1,94 @@
from __future__ import annotations
import contextlib
import dataclasses
import sys
import typing
__all__ = ["ExceptionGroup"]
def __dir__() -> list[str]:
return __all__
if sys.version_info >= (3, 11): # pragma: no cover
from builtins import ExceptionGroup
else: # pragma: no cover
class ExceptionGroup(Exception):
"""A minimal implementation of :external:exc:`ExceptionGroup` from Python 3.11.
If :external:exc:`ExceptionGroup` is already defined by Python itself,
that version is used instead.
"""
message: str
exceptions: list[Exception]
def __init__(self, message: str, exceptions: list[Exception]) -> None:
self.message = message
self.exceptions = exceptions
def __repr__(self) -> str:
return f"{self.__class__.__name__}({self.message!r}, {self.exceptions!r})"
@dataclasses.dataclass
class _ErrorCollector:
"""
Collect errors into ExceptionGroups.
Used like this:
collector = _ErrorCollector()
# Add a single exception
collector.error(ValueError("one"))
# Supports nesting, including combining ExceptionGroups
with collector.collect():
raise ValueError("two")
collector.finalize("Found some errors")
Since making a collector and then calling finalize later is a common pattern,
a convenience method ``on_exit`` is provided.
"""
errors: list[Exception] = dataclasses.field(default_factory=list, init=False)
def finalize(self, msg: str) -> None:
"""Raise a group exception if there are any errors."""
if self.errors:
raise ExceptionGroup(msg, self.errors)
@contextlib.contextmanager
def on_exit(self, msg: str) -> typing.Generator[_ErrorCollector, None, None]:
"""
Calls finalize if no uncollected errors were present.
Uncollected errors are raised normally.
"""
yield self
self.finalize(msg)
@contextlib.contextmanager
def collect(self, *err_cls: type[Exception]) -> typing.Generator[None, None, None]:
"""
Context manager to collect errors into the error list.
Must be inside loops, as only one error can be collected at a time.
"""
error_classes = err_cls or (Exception,)
try:
yield
except ExceptionGroup as error:
self.errors.extend(error.exceptions)
except error_classes as error:
self.errors.append(error)
def error(
self,
error: Exception,
) -> None:
"""Add an error to the list."""
self.errors.append(error)
@@ -0,0 +1,198 @@
#######################################################################################
#
# Adapted from:
# https://github.com/pypa/hatch/blob/5352e44/backend/src/hatchling/licenses/parse.py
#
# MIT License
#
# Copyright (c) 2017-present Ofek Lev <oss@ofek.dev>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy of this
# software and associated documentation files (the "Software"), to deal in the Software
# without restriction, including without limitation the rights to use, copy, modify,
# merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to the following
# conditions:
#
# The above copyright notice and this permission notice shall be included in all copies
# or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
# PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
# CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
# OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
#
# With additional allowance of arbitrary `LicenseRef-` identifiers, not just
# `LicenseRef-Public-Domain` and `LicenseRef-Proprietary`.
#
#######################################################################################
from __future__ import annotations
import re
from typing import NewType, cast
from ._spdx import EXCEPTIONS, LICENSES
__all__ = [
"InvalidLicenseExpression",
"NormalizedLicenseExpression",
"canonicalize_license_expression",
]
# Simple __dir__ implementation since there are no public submodules
def __dir__() -> list[str]:
return __all__
license_ref_allowed = re.compile("^[A-Za-z0-9.-]+$")
NormalizedLicenseExpression = NewType("NormalizedLicenseExpression", str)
"""
A :class:`typing.NewType` of :class:`str`, representing a normalized
License-Expression.
"""
class InvalidLicenseExpression(ValueError):
"""Raised when a license-expression string is invalid
>>> from packaging.licenses import canonicalize_license_expression
>>> canonicalize_license_expression("invalid")
Traceback (most recent call last):
...
packaging.licenses.InvalidLicenseExpression: Unknown license: 'invalid'
"""
def canonicalize_license_expression(
raw_license_expression: str,
) -> NormalizedLicenseExpression:
"""
This function takes a valid License-Expression, and returns the normalized
form of it.
The return type is typed as :class:`NormalizedLicenseExpression`. This
allows type checkers to help require that a string has passed through this
function before use.
:param str raw_license_expression: The License-Expression to canonicalize.
:raises InvalidLicenseExpression: If the License-Expression is invalid due to an
invalid/unknown license identifier or invalid syntax.
.. doctest::
>>> from packaging.licenses import canonicalize_license_expression
>>> canonicalize_license_expression("mit")
'MIT'
>>> canonicalize_license_expression("mit and (apache-2.0 or bsd-2-clause)")
'MIT AND (Apache-2.0 OR BSD-2-Clause)'
>>> canonicalize_license_expression("(mit")
Traceback (most recent call last):
...
InvalidLicenseExpression: Invalid license expression: '(mit'
>>> canonicalize_license_expression("Use-it-after-midnight")
Traceback (most recent call last):
...
InvalidLicenseExpression: Unknown license: 'Use-it-after-midnight'
"""
if not raw_license_expression:
message = f"Invalid license expression: {raw_license_expression!r}"
raise InvalidLicenseExpression(message)
# Pad any parentheses so tokenization can be achieved by merely splitting on
# whitespace.
license_expression = raw_license_expression.replace("(", " ( ").replace(")", " ) ")
licenseref_prefix = "LicenseRef-"
license_refs = {
ref.lower(): "LicenseRef-" + ref[len(licenseref_prefix) :]
for ref in license_expression.split()
if ref.lower().startswith(licenseref_prefix.lower())
}
# Normalize to lower case so we can look up licenses/exceptions
# and so boolean operators are Python-compatible.
license_expression = license_expression.lower()
tokens = license_expression.split()
# Rather than implementing a parenthesis/boolean logic parser, create an
# expression that Python can parse. Everything that is not involved with the
# grammar itself is replaced with the placeholder `False` and the resultant
# expression should become a valid Python expression.
python_tokens = []
for token in tokens:
if token not in {"or", "and", "with", "(", ")"}:
python_tokens.append("False")
elif token == "with":
python_tokens.append("or")
elif (
token == "("
and python_tokens
and python_tokens[-1] not in {"or", "and", "("}
) or (token == ")" and python_tokens and python_tokens[-1] == "("):
message = f"Invalid license expression: {raw_license_expression!r}"
raise InvalidLicenseExpression(message)
else:
python_tokens.append(token)
python_expression = " ".join(python_tokens)
try:
compile(python_expression, "", "eval")
except SyntaxError:
message = f"Invalid license expression: {raw_license_expression!r}"
raise InvalidLicenseExpression(message) from None
# Take a final pass to check for unknown licenses/exceptions.
normalized_tokens = []
last_license_start = False
for index, token in enumerate(tokens):
if token in {"or", "and", "with", "(", ")"}:
if token == "with" and (
not last_license_start
or index + 1 == len(tokens)
or tokens[index + 1] in {"or", "and", "with", "(", ")"}
):
message = f"Invalid license expression: {raw_license_expression!r}"
raise InvalidLicenseExpression(message)
normalized_tokens.append(token.upper())
last_license_start = False
continue
if normalized_tokens and normalized_tokens[-1] == "WITH":
if token not in EXCEPTIONS:
message = f"Unknown license exception: {token!r}"
raise InvalidLicenseExpression(message)
normalized_tokens.append(EXCEPTIONS[token]["id"])
last_license_start = False
else:
if token.endswith("+"):
final_token = token[:-1]
suffix = "+"
else:
final_token = token
suffix = ""
if final_token.startswith("licenseref-"):
license_ref_id = final_token[len("licenseref-") :]
if suffix or not license_ref_allowed.match(license_ref_id):
message = f"Invalid licenseref: {token!r}"
raise InvalidLicenseExpression(message)
normalized_tokens.append(license_refs[final_token])
else:
if final_token not in LICENSES:
message = f"Unknown license: {final_token!r}"
raise InvalidLicenseExpression(message)
normalized_tokens.append(LICENSES[final_token]["id"] + suffix)
last_license_start = True
normalized_expression = " ".join(normalized_tokens)
return cast(
"NormalizedLicenseExpression",
normalized_expression.replace("( ", "(").replace(" )", ")"),
)
@@ -0,0 +1,799 @@
from __future__ import annotations
from typing import TypedDict
class SPDXLicense(TypedDict):
id: str
deprecated: bool
class SPDXException(TypedDict):
id: str
deprecated: bool
VERSION = '3.27.0'
LICENSES: dict[str, SPDXLicense] = {
'0bsd': {'id': '0BSD', 'deprecated': False},
'3d-slicer-1.0': {'id': '3D-Slicer-1.0', 'deprecated': False},
'aal': {'id': 'AAL', 'deprecated': False},
'abstyles': {'id': 'Abstyles', 'deprecated': False},
'adacore-doc': {'id': 'AdaCore-doc', 'deprecated': False},
'adobe-2006': {'id': 'Adobe-2006', 'deprecated': False},
'adobe-display-postscript': {'id': 'Adobe-Display-PostScript', 'deprecated': False},
'adobe-glyph': {'id': 'Adobe-Glyph', 'deprecated': False},
'adobe-utopia': {'id': 'Adobe-Utopia', 'deprecated': False},
'adsl': {'id': 'ADSL', 'deprecated': False},
'afl-1.1': {'id': 'AFL-1.1', 'deprecated': False},
'afl-1.2': {'id': 'AFL-1.2', 'deprecated': False},
'afl-2.0': {'id': 'AFL-2.0', 'deprecated': False},
'afl-2.1': {'id': 'AFL-2.1', 'deprecated': False},
'afl-3.0': {'id': 'AFL-3.0', 'deprecated': False},
'afmparse': {'id': 'Afmparse', 'deprecated': False},
'agpl-1.0': {'id': 'AGPL-1.0', 'deprecated': True},
'agpl-1.0-only': {'id': 'AGPL-1.0-only', 'deprecated': False},
'agpl-1.0-or-later': {'id': 'AGPL-1.0-or-later', 'deprecated': False},
'agpl-3.0': {'id': 'AGPL-3.0', 'deprecated': True},
'agpl-3.0-only': {'id': 'AGPL-3.0-only', 'deprecated': False},
'agpl-3.0-or-later': {'id': 'AGPL-3.0-or-later', 'deprecated': False},
'aladdin': {'id': 'Aladdin', 'deprecated': False},
'amd-newlib': {'id': 'AMD-newlib', 'deprecated': False},
'amdplpa': {'id': 'AMDPLPA', 'deprecated': False},
'aml': {'id': 'AML', 'deprecated': False},
'aml-glslang': {'id': 'AML-glslang', 'deprecated': False},
'ampas': {'id': 'AMPAS', 'deprecated': False},
'antlr-pd': {'id': 'ANTLR-PD', 'deprecated': False},
'antlr-pd-fallback': {'id': 'ANTLR-PD-fallback', 'deprecated': False},
'any-osi': {'id': 'any-OSI', 'deprecated': False},
'any-osi-perl-modules': {'id': 'any-OSI-perl-modules', 'deprecated': False},
'apache-1.0': {'id': 'Apache-1.0', 'deprecated': False},
'apache-1.1': {'id': 'Apache-1.1', 'deprecated': False},
'apache-2.0': {'id': 'Apache-2.0', 'deprecated': False},
'apafml': {'id': 'APAFML', 'deprecated': False},
'apl-1.0': {'id': 'APL-1.0', 'deprecated': False},
'app-s2p': {'id': 'App-s2p', 'deprecated': False},
'apsl-1.0': {'id': 'APSL-1.0', 'deprecated': False},
'apsl-1.1': {'id': 'APSL-1.1', 'deprecated': False},
'apsl-1.2': {'id': 'APSL-1.2', 'deprecated': False},
'apsl-2.0': {'id': 'APSL-2.0', 'deprecated': False},
'arphic-1999': {'id': 'Arphic-1999', 'deprecated': False},
'artistic-1.0': {'id': 'Artistic-1.0', 'deprecated': False},
'artistic-1.0-cl8': {'id': 'Artistic-1.0-cl8', 'deprecated': False},
'artistic-1.0-perl': {'id': 'Artistic-1.0-Perl', 'deprecated': False},
'artistic-2.0': {'id': 'Artistic-2.0', 'deprecated': False},
'artistic-dist': {'id': 'Artistic-dist', 'deprecated': False},
'aspell-ru': {'id': 'Aspell-RU', 'deprecated': False},
'aswf-digital-assets-1.0': {'id': 'ASWF-Digital-Assets-1.0', 'deprecated': False},
'aswf-digital-assets-1.1': {'id': 'ASWF-Digital-Assets-1.1', 'deprecated': False},
'baekmuk': {'id': 'Baekmuk', 'deprecated': False},
'bahyph': {'id': 'Bahyph', 'deprecated': False},
'barr': {'id': 'Barr', 'deprecated': False},
'bcrypt-solar-designer': {'id': 'bcrypt-Solar-Designer', 'deprecated': False},
'beerware': {'id': 'Beerware', 'deprecated': False},
'bitstream-charter': {'id': 'Bitstream-Charter', 'deprecated': False},
'bitstream-vera': {'id': 'Bitstream-Vera', 'deprecated': False},
'bittorrent-1.0': {'id': 'BitTorrent-1.0', 'deprecated': False},
'bittorrent-1.1': {'id': 'BitTorrent-1.1', 'deprecated': False},
'blessing': {'id': 'blessing', 'deprecated': False},
'blueoak-1.0.0': {'id': 'BlueOak-1.0.0', 'deprecated': False},
'boehm-gc': {'id': 'Boehm-GC', 'deprecated': False},
'boehm-gc-without-fee': {'id': 'Boehm-GC-without-fee', 'deprecated': False},
'borceux': {'id': 'Borceux', 'deprecated': False},
'brian-gladman-2-clause': {'id': 'Brian-Gladman-2-Clause', 'deprecated': False},
'brian-gladman-3-clause': {'id': 'Brian-Gladman-3-Clause', 'deprecated': False},
'bsd-1-clause': {'id': 'BSD-1-Clause', 'deprecated': False},
'bsd-2-clause': {'id': 'BSD-2-Clause', 'deprecated': False},
'bsd-2-clause-darwin': {'id': 'BSD-2-Clause-Darwin', 'deprecated': False},
'bsd-2-clause-first-lines': {'id': 'BSD-2-Clause-first-lines', 'deprecated': False},
'bsd-2-clause-freebsd': {'id': 'BSD-2-Clause-FreeBSD', 'deprecated': True},
'bsd-2-clause-netbsd': {'id': 'BSD-2-Clause-NetBSD', 'deprecated': True},
'bsd-2-clause-patent': {'id': 'BSD-2-Clause-Patent', 'deprecated': False},
'bsd-2-clause-pkgconf-disclaimer': {'id': 'BSD-2-Clause-pkgconf-disclaimer', 'deprecated': False},
'bsd-2-clause-views': {'id': 'BSD-2-Clause-Views', 'deprecated': False},
'bsd-3-clause': {'id': 'BSD-3-Clause', 'deprecated': False},
'bsd-3-clause-acpica': {'id': 'BSD-3-Clause-acpica', 'deprecated': False},
'bsd-3-clause-attribution': {'id': 'BSD-3-Clause-Attribution', 'deprecated': False},
'bsd-3-clause-clear': {'id': 'BSD-3-Clause-Clear', 'deprecated': False},
'bsd-3-clause-flex': {'id': 'BSD-3-Clause-flex', 'deprecated': False},
'bsd-3-clause-hp': {'id': 'BSD-3-Clause-HP', 'deprecated': False},
'bsd-3-clause-lbnl': {'id': 'BSD-3-Clause-LBNL', 'deprecated': False},
'bsd-3-clause-modification': {'id': 'BSD-3-Clause-Modification', 'deprecated': False},
'bsd-3-clause-no-military-license': {'id': 'BSD-3-Clause-No-Military-License', 'deprecated': False},
'bsd-3-clause-no-nuclear-license': {'id': 'BSD-3-Clause-No-Nuclear-License', 'deprecated': False},
'bsd-3-clause-no-nuclear-license-2014': {'id': 'BSD-3-Clause-No-Nuclear-License-2014', 'deprecated': False},
'bsd-3-clause-no-nuclear-warranty': {'id': 'BSD-3-Clause-No-Nuclear-Warranty', 'deprecated': False},
'bsd-3-clause-open-mpi': {'id': 'BSD-3-Clause-Open-MPI', 'deprecated': False},
'bsd-3-clause-sun': {'id': 'BSD-3-Clause-Sun', 'deprecated': False},
'bsd-4-clause': {'id': 'BSD-4-Clause', 'deprecated': False},
'bsd-4-clause-shortened': {'id': 'BSD-4-Clause-Shortened', 'deprecated': False},
'bsd-4-clause-uc': {'id': 'BSD-4-Clause-UC', 'deprecated': False},
'bsd-4.3reno': {'id': 'BSD-4.3RENO', 'deprecated': False},
'bsd-4.3tahoe': {'id': 'BSD-4.3TAHOE', 'deprecated': False},
'bsd-advertising-acknowledgement': {'id': 'BSD-Advertising-Acknowledgement', 'deprecated': False},
'bsd-attribution-hpnd-disclaimer': {'id': 'BSD-Attribution-HPND-disclaimer', 'deprecated': False},
'bsd-inferno-nettverk': {'id': 'BSD-Inferno-Nettverk', 'deprecated': False},
'bsd-protection': {'id': 'BSD-Protection', 'deprecated': False},
'bsd-source-beginning-file': {'id': 'BSD-Source-beginning-file', 'deprecated': False},
'bsd-source-code': {'id': 'BSD-Source-Code', 'deprecated': False},
'bsd-systemics': {'id': 'BSD-Systemics', 'deprecated': False},
'bsd-systemics-w3works': {'id': 'BSD-Systemics-W3Works', 'deprecated': False},
'bsl-1.0': {'id': 'BSL-1.0', 'deprecated': False},
'busl-1.1': {'id': 'BUSL-1.1', 'deprecated': False},
'bzip2-1.0.5': {'id': 'bzip2-1.0.5', 'deprecated': True},
'bzip2-1.0.6': {'id': 'bzip2-1.0.6', 'deprecated': False},
'c-uda-1.0': {'id': 'C-UDA-1.0', 'deprecated': False},
'cal-1.0': {'id': 'CAL-1.0', 'deprecated': False},
'cal-1.0-combined-work-exception': {'id': 'CAL-1.0-Combined-Work-Exception', 'deprecated': False},
'caldera': {'id': 'Caldera', 'deprecated': False},
'caldera-no-preamble': {'id': 'Caldera-no-preamble', 'deprecated': False},
'catharon': {'id': 'Catharon', 'deprecated': False},
'catosl-1.1': {'id': 'CATOSL-1.1', 'deprecated': False},
'cc-by-1.0': {'id': 'CC-BY-1.0', 'deprecated': False},
'cc-by-2.0': {'id': 'CC-BY-2.0', 'deprecated': False},
'cc-by-2.5': {'id': 'CC-BY-2.5', 'deprecated': False},
'cc-by-2.5-au': {'id': 'CC-BY-2.5-AU', 'deprecated': False},
'cc-by-3.0': {'id': 'CC-BY-3.0', 'deprecated': False},
'cc-by-3.0-at': {'id': 'CC-BY-3.0-AT', 'deprecated': False},
'cc-by-3.0-au': {'id': 'CC-BY-3.0-AU', 'deprecated': False},
'cc-by-3.0-de': {'id': 'CC-BY-3.0-DE', 'deprecated': False},
'cc-by-3.0-igo': {'id': 'CC-BY-3.0-IGO', 'deprecated': False},
'cc-by-3.0-nl': {'id': 'CC-BY-3.0-NL', 'deprecated': False},
'cc-by-3.0-us': {'id': 'CC-BY-3.0-US', 'deprecated': False},
'cc-by-4.0': {'id': 'CC-BY-4.0', 'deprecated': False},
'cc-by-nc-1.0': {'id': 'CC-BY-NC-1.0', 'deprecated': False},
'cc-by-nc-2.0': {'id': 'CC-BY-NC-2.0', 'deprecated': False},
'cc-by-nc-2.5': {'id': 'CC-BY-NC-2.5', 'deprecated': False},
'cc-by-nc-3.0': {'id': 'CC-BY-NC-3.0', 'deprecated': False},
'cc-by-nc-3.0-de': {'id': 'CC-BY-NC-3.0-DE', 'deprecated': False},
'cc-by-nc-4.0': {'id': 'CC-BY-NC-4.0', 'deprecated': False},
'cc-by-nc-nd-1.0': {'id': 'CC-BY-NC-ND-1.0', 'deprecated': False},
'cc-by-nc-nd-2.0': {'id': 'CC-BY-NC-ND-2.0', 'deprecated': False},
'cc-by-nc-nd-2.5': {'id': 'CC-BY-NC-ND-2.5', 'deprecated': False},
'cc-by-nc-nd-3.0': {'id': 'CC-BY-NC-ND-3.0', 'deprecated': False},
'cc-by-nc-nd-3.0-de': {'id': 'CC-BY-NC-ND-3.0-DE', 'deprecated': False},
'cc-by-nc-nd-3.0-igo': {'id': 'CC-BY-NC-ND-3.0-IGO', 'deprecated': False},
'cc-by-nc-nd-4.0': {'id': 'CC-BY-NC-ND-4.0', 'deprecated': False},
'cc-by-nc-sa-1.0': {'id': 'CC-BY-NC-SA-1.0', 'deprecated': False},
'cc-by-nc-sa-2.0': {'id': 'CC-BY-NC-SA-2.0', 'deprecated': False},
'cc-by-nc-sa-2.0-de': {'id': 'CC-BY-NC-SA-2.0-DE', 'deprecated': False},
'cc-by-nc-sa-2.0-fr': {'id': 'CC-BY-NC-SA-2.0-FR', 'deprecated': False},
'cc-by-nc-sa-2.0-uk': {'id': 'CC-BY-NC-SA-2.0-UK', 'deprecated': False},
'cc-by-nc-sa-2.5': {'id': 'CC-BY-NC-SA-2.5', 'deprecated': False},
'cc-by-nc-sa-3.0': {'id': 'CC-BY-NC-SA-3.0', 'deprecated': False},
'cc-by-nc-sa-3.0-de': {'id': 'CC-BY-NC-SA-3.0-DE', 'deprecated': False},
'cc-by-nc-sa-3.0-igo': {'id': 'CC-BY-NC-SA-3.0-IGO', 'deprecated': False},
'cc-by-nc-sa-4.0': {'id': 'CC-BY-NC-SA-4.0', 'deprecated': False},
'cc-by-nd-1.0': {'id': 'CC-BY-ND-1.0', 'deprecated': False},
'cc-by-nd-2.0': {'id': 'CC-BY-ND-2.0', 'deprecated': False},
'cc-by-nd-2.5': {'id': 'CC-BY-ND-2.5', 'deprecated': False},
'cc-by-nd-3.0': {'id': 'CC-BY-ND-3.0', 'deprecated': False},
'cc-by-nd-3.0-de': {'id': 'CC-BY-ND-3.0-DE', 'deprecated': False},
'cc-by-nd-4.0': {'id': 'CC-BY-ND-4.0', 'deprecated': False},
'cc-by-sa-1.0': {'id': 'CC-BY-SA-1.0', 'deprecated': False},
'cc-by-sa-2.0': {'id': 'CC-BY-SA-2.0', 'deprecated': False},
'cc-by-sa-2.0-uk': {'id': 'CC-BY-SA-2.0-UK', 'deprecated': False},
'cc-by-sa-2.1-jp': {'id': 'CC-BY-SA-2.1-JP', 'deprecated': False},
'cc-by-sa-2.5': {'id': 'CC-BY-SA-2.5', 'deprecated': False},
'cc-by-sa-3.0': {'id': 'CC-BY-SA-3.0', 'deprecated': False},
'cc-by-sa-3.0-at': {'id': 'CC-BY-SA-3.0-AT', 'deprecated': False},
'cc-by-sa-3.0-de': {'id': 'CC-BY-SA-3.0-DE', 'deprecated': False},
'cc-by-sa-3.0-igo': {'id': 'CC-BY-SA-3.0-IGO', 'deprecated': False},
'cc-by-sa-4.0': {'id': 'CC-BY-SA-4.0', 'deprecated': False},
'cc-pddc': {'id': 'CC-PDDC', 'deprecated': False},
'cc-pdm-1.0': {'id': 'CC-PDM-1.0', 'deprecated': False},
'cc-sa-1.0': {'id': 'CC-SA-1.0', 'deprecated': False},
'cc0-1.0': {'id': 'CC0-1.0', 'deprecated': False},
'cddl-1.0': {'id': 'CDDL-1.0', 'deprecated': False},
'cddl-1.1': {'id': 'CDDL-1.1', 'deprecated': False},
'cdl-1.0': {'id': 'CDL-1.0', 'deprecated': False},
'cdla-permissive-1.0': {'id': 'CDLA-Permissive-1.0', 'deprecated': False},
'cdla-permissive-2.0': {'id': 'CDLA-Permissive-2.0', 'deprecated': False},
'cdla-sharing-1.0': {'id': 'CDLA-Sharing-1.0', 'deprecated': False},
'cecill-1.0': {'id': 'CECILL-1.0', 'deprecated': False},
'cecill-1.1': {'id': 'CECILL-1.1', 'deprecated': False},
'cecill-2.0': {'id': 'CECILL-2.0', 'deprecated': False},
'cecill-2.1': {'id': 'CECILL-2.1', 'deprecated': False},
'cecill-b': {'id': 'CECILL-B', 'deprecated': False},
'cecill-c': {'id': 'CECILL-C', 'deprecated': False},
'cern-ohl-1.1': {'id': 'CERN-OHL-1.1', 'deprecated': False},
'cern-ohl-1.2': {'id': 'CERN-OHL-1.2', 'deprecated': False},
'cern-ohl-p-2.0': {'id': 'CERN-OHL-P-2.0', 'deprecated': False},
'cern-ohl-s-2.0': {'id': 'CERN-OHL-S-2.0', 'deprecated': False},
'cern-ohl-w-2.0': {'id': 'CERN-OHL-W-2.0', 'deprecated': False},
'cfitsio': {'id': 'CFITSIO', 'deprecated': False},
'check-cvs': {'id': 'check-cvs', 'deprecated': False},
'checkmk': {'id': 'checkmk', 'deprecated': False},
'clartistic': {'id': 'ClArtistic', 'deprecated': False},
'clips': {'id': 'Clips', 'deprecated': False},
'cmu-mach': {'id': 'CMU-Mach', 'deprecated': False},
'cmu-mach-nodoc': {'id': 'CMU-Mach-nodoc', 'deprecated': False},
'cnri-jython': {'id': 'CNRI-Jython', 'deprecated': False},
'cnri-python': {'id': 'CNRI-Python', 'deprecated': False},
'cnri-python-gpl-compatible': {'id': 'CNRI-Python-GPL-Compatible', 'deprecated': False},
'coil-1.0': {'id': 'COIL-1.0', 'deprecated': False},
'community-spec-1.0': {'id': 'Community-Spec-1.0', 'deprecated': False},
'condor-1.1': {'id': 'Condor-1.1', 'deprecated': False},
'copyleft-next-0.3.0': {'id': 'copyleft-next-0.3.0', 'deprecated': False},
'copyleft-next-0.3.1': {'id': 'copyleft-next-0.3.1', 'deprecated': False},
'cornell-lossless-jpeg': {'id': 'Cornell-Lossless-JPEG', 'deprecated': False},
'cpal-1.0': {'id': 'CPAL-1.0', 'deprecated': False},
'cpl-1.0': {'id': 'CPL-1.0', 'deprecated': False},
'cpol-1.02': {'id': 'CPOL-1.02', 'deprecated': False},
'cronyx': {'id': 'Cronyx', 'deprecated': False},
'crossword': {'id': 'Crossword', 'deprecated': False},
'cryptoswift': {'id': 'CryptoSwift', 'deprecated': False},
'crystalstacker': {'id': 'CrystalStacker', 'deprecated': False},
'cua-opl-1.0': {'id': 'CUA-OPL-1.0', 'deprecated': False},
'cube': {'id': 'Cube', 'deprecated': False},
'curl': {'id': 'curl', 'deprecated': False},
'cve-tou': {'id': 'cve-tou', 'deprecated': False},
'd-fsl-1.0': {'id': 'D-FSL-1.0', 'deprecated': False},
'dec-3-clause': {'id': 'DEC-3-Clause', 'deprecated': False},
'diffmark': {'id': 'diffmark', 'deprecated': False},
'dl-de-by-2.0': {'id': 'DL-DE-BY-2.0', 'deprecated': False},
'dl-de-zero-2.0': {'id': 'DL-DE-ZERO-2.0', 'deprecated': False},
'doc': {'id': 'DOC', 'deprecated': False},
'docbook-dtd': {'id': 'DocBook-DTD', 'deprecated': False},
'docbook-schema': {'id': 'DocBook-Schema', 'deprecated': False},
'docbook-stylesheet': {'id': 'DocBook-Stylesheet', 'deprecated': False},
'docbook-xml': {'id': 'DocBook-XML', 'deprecated': False},
'dotseqn': {'id': 'Dotseqn', 'deprecated': False},
'drl-1.0': {'id': 'DRL-1.0', 'deprecated': False},
'drl-1.1': {'id': 'DRL-1.1', 'deprecated': False},
'dsdp': {'id': 'DSDP', 'deprecated': False},
'dtoa': {'id': 'dtoa', 'deprecated': False},
'dvipdfm': {'id': 'dvipdfm', 'deprecated': False},
'ecl-1.0': {'id': 'ECL-1.0', 'deprecated': False},
'ecl-2.0': {'id': 'ECL-2.0', 'deprecated': False},
'ecos-2.0': {'id': 'eCos-2.0', 'deprecated': True},
'efl-1.0': {'id': 'EFL-1.0', 'deprecated': False},
'efl-2.0': {'id': 'EFL-2.0', 'deprecated': False},
'egenix': {'id': 'eGenix', 'deprecated': False},
'elastic-2.0': {'id': 'Elastic-2.0', 'deprecated': False},
'entessa': {'id': 'Entessa', 'deprecated': False},
'epics': {'id': 'EPICS', 'deprecated': False},
'epl-1.0': {'id': 'EPL-1.0', 'deprecated': False},
'epl-2.0': {'id': 'EPL-2.0', 'deprecated': False},
'erlpl-1.1': {'id': 'ErlPL-1.1', 'deprecated': False},
'etalab-2.0': {'id': 'etalab-2.0', 'deprecated': False},
'eudatagrid': {'id': 'EUDatagrid', 'deprecated': False},
'eupl-1.0': {'id': 'EUPL-1.0', 'deprecated': False},
'eupl-1.1': {'id': 'EUPL-1.1', 'deprecated': False},
'eupl-1.2': {'id': 'EUPL-1.2', 'deprecated': False},
'eurosym': {'id': 'Eurosym', 'deprecated': False},
'fair': {'id': 'Fair', 'deprecated': False},
'fbm': {'id': 'FBM', 'deprecated': False},
'fdk-aac': {'id': 'FDK-AAC', 'deprecated': False},
'ferguson-twofish': {'id': 'Ferguson-Twofish', 'deprecated': False},
'frameworx-1.0': {'id': 'Frameworx-1.0', 'deprecated': False},
'freebsd-doc': {'id': 'FreeBSD-DOC', 'deprecated': False},
'freeimage': {'id': 'FreeImage', 'deprecated': False},
'fsfap': {'id': 'FSFAP', 'deprecated': False},
'fsfap-no-warranty-disclaimer': {'id': 'FSFAP-no-warranty-disclaimer', 'deprecated': False},
'fsful': {'id': 'FSFUL', 'deprecated': False},
'fsfullr': {'id': 'FSFULLR', 'deprecated': False},
'fsfullrsd': {'id': 'FSFULLRSD', 'deprecated': False},
'fsfullrwd': {'id': 'FSFULLRWD', 'deprecated': False},
'fsl-1.1-alv2': {'id': 'FSL-1.1-ALv2', 'deprecated': False},
'fsl-1.1-mit': {'id': 'FSL-1.1-MIT', 'deprecated': False},
'ftl': {'id': 'FTL', 'deprecated': False},
'furuseth': {'id': 'Furuseth', 'deprecated': False},
'fwlw': {'id': 'fwlw', 'deprecated': False},
'game-programming-gems': {'id': 'Game-Programming-Gems', 'deprecated': False},
'gcr-docs': {'id': 'GCR-docs', 'deprecated': False},
'gd': {'id': 'GD', 'deprecated': False},
'generic-xts': {'id': 'generic-xts', 'deprecated': False},
'gfdl-1.1': {'id': 'GFDL-1.1', 'deprecated': True},
'gfdl-1.1-invariants-only': {'id': 'GFDL-1.1-invariants-only', 'deprecated': False},
'gfdl-1.1-invariants-or-later': {'id': 'GFDL-1.1-invariants-or-later', 'deprecated': False},
'gfdl-1.1-no-invariants-only': {'id': 'GFDL-1.1-no-invariants-only', 'deprecated': False},
'gfdl-1.1-no-invariants-or-later': {'id': 'GFDL-1.1-no-invariants-or-later', 'deprecated': False},
'gfdl-1.1-only': {'id': 'GFDL-1.1-only', 'deprecated': False},
'gfdl-1.1-or-later': {'id': 'GFDL-1.1-or-later', 'deprecated': False},
'gfdl-1.2': {'id': 'GFDL-1.2', 'deprecated': True},
'gfdl-1.2-invariants-only': {'id': 'GFDL-1.2-invariants-only', 'deprecated': False},
'gfdl-1.2-invariants-or-later': {'id': 'GFDL-1.2-invariants-or-later', 'deprecated': False},
'gfdl-1.2-no-invariants-only': {'id': 'GFDL-1.2-no-invariants-only', 'deprecated': False},
'gfdl-1.2-no-invariants-or-later': {'id': 'GFDL-1.2-no-invariants-or-later', 'deprecated': False},
'gfdl-1.2-only': {'id': 'GFDL-1.2-only', 'deprecated': False},
'gfdl-1.2-or-later': {'id': 'GFDL-1.2-or-later', 'deprecated': False},
'gfdl-1.3': {'id': 'GFDL-1.3', 'deprecated': True},
'gfdl-1.3-invariants-only': {'id': 'GFDL-1.3-invariants-only', 'deprecated': False},
'gfdl-1.3-invariants-or-later': {'id': 'GFDL-1.3-invariants-or-later', 'deprecated': False},
'gfdl-1.3-no-invariants-only': {'id': 'GFDL-1.3-no-invariants-only', 'deprecated': False},
'gfdl-1.3-no-invariants-or-later': {'id': 'GFDL-1.3-no-invariants-or-later', 'deprecated': False},
'gfdl-1.3-only': {'id': 'GFDL-1.3-only', 'deprecated': False},
'gfdl-1.3-or-later': {'id': 'GFDL-1.3-or-later', 'deprecated': False},
'giftware': {'id': 'Giftware', 'deprecated': False},
'gl2ps': {'id': 'GL2PS', 'deprecated': False},
'glide': {'id': 'Glide', 'deprecated': False},
'glulxe': {'id': 'Glulxe', 'deprecated': False},
'glwtpl': {'id': 'GLWTPL', 'deprecated': False},
'gnuplot': {'id': 'gnuplot', 'deprecated': False},
'gpl-1.0': {'id': 'GPL-1.0', 'deprecated': True},
'gpl-1.0+': {'id': 'GPL-1.0+', 'deprecated': True},
'gpl-1.0-only': {'id': 'GPL-1.0-only', 'deprecated': False},
'gpl-1.0-or-later': {'id': 'GPL-1.0-or-later', 'deprecated': False},
'gpl-2.0': {'id': 'GPL-2.0', 'deprecated': True},
'gpl-2.0+': {'id': 'GPL-2.0+', 'deprecated': True},
'gpl-2.0-only': {'id': 'GPL-2.0-only', 'deprecated': False},
'gpl-2.0-or-later': {'id': 'GPL-2.0-or-later', 'deprecated': False},
'gpl-2.0-with-autoconf-exception': {'id': 'GPL-2.0-with-autoconf-exception', 'deprecated': True},
'gpl-2.0-with-bison-exception': {'id': 'GPL-2.0-with-bison-exception', 'deprecated': True},
'gpl-2.0-with-classpath-exception': {'id': 'GPL-2.0-with-classpath-exception', 'deprecated': True},
'gpl-2.0-with-font-exception': {'id': 'GPL-2.0-with-font-exception', 'deprecated': True},
'gpl-2.0-with-gcc-exception': {'id': 'GPL-2.0-with-GCC-exception', 'deprecated': True},
'gpl-3.0': {'id': 'GPL-3.0', 'deprecated': True},
'gpl-3.0+': {'id': 'GPL-3.0+', 'deprecated': True},
'gpl-3.0-only': {'id': 'GPL-3.0-only', 'deprecated': False},
'gpl-3.0-or-later': {'id': 'GPL-3.0-or-later', 'deprecated': False},
'gpl-3.0-with-autoconf-exception': {'id': 'GPL-3.0-with-autoconf-exception', 'deprecated': True},
'gpl-3.0-with-gcc-exception': {'id': 'GPL-3.0-with-GCC-exception', 'deprecated': True},
'graphics-gems': {'id': 'Graphics-Gems', 'deprecated': False},
'gsoap-1.3b': {'id': 'gSOAP-1.3b', 'deprecated': False},
'gtkbook': {'id': 'gtkbook', 'deprecated': False},
'gutmann': {'id': 'Gutmann', 'deprecated': False},
'haskellreport': {'id': 'HaskellReport', 'deprecated': False},
'hdf5': {'id': 'HDF5', 'deprecated': False},
'hdparm': {'id': 'hdparm', 'deprecated': False},
'hidapi': {'id': 'HIDAPI', 'deprecated': False},
'hippocratic-2.1': {'id': 'Hippocratic-2.1', 'deprecated': False},
'hp-1986': {'id': 'HP-1986', 'deprecated': False},
'hp-1989': {'id': 'HP-1989', 'deprecated': False},
'hpnd': {'id': 'HPND', 'deprecated': False},
'hpnd-dec': {'id': 'HPND-DEC', 'deprecated': False},
'hpnd-doc': {'id': 'HPND-doc', 'deprecated': False},
'hpnd-doc-sell': {'id': 'HPND-doc-sell', 'deprecated': False},
'hpnd-export-us': {'id': 'HPND-export-US', 'deprecated': False},
'hpnd-export-us-acknowledgement': {'id': 'HPND-export-US-acknowledgement', 'deprecated': False},
'hpnd-export-us-modify': {'id': 'HPND-export-US-modify', 'deprecated': False},
'hpnd-export2-us': {'id': 'HPND-export2-US', 'deprecated': False},
'hpnd-fenneberg-livingston': {'id': 'HPND-Fenneberg-Livingston', 'deprecated': False},
'hpnd-inria-imag': {'id': 'HPND-INRIA-IMAG', 'deprecated': False},
'hpnd-intel': {'id': 'HPND-Intel', 'deprecated': False},
'hpnd-kevlin-henney': {'id': 'HPND-Kevlin-Henney', 'deprecated': False},
'hpnd-markus-kuhn': {'id': 'HPND-Markus-Kuhn', 'deprecated': False},
'hpnd-merchantability-variant': {'id': 'HPND-merchantability-variant', 'deprecated': False},
'hpnd-mit-disclaimer': {'id': 'HPND-MIT-disclaimer', 'deprecated': False},
'hpnd-netrek': {'id': 'HPND-Netrek', 'deprecated': False},
'hpnd-pbmplus': {'id': 'HPND-Pbmplus', 'deprecated': False},
'hpnd-sell-mit-disclaimer-xserver': {'id': 'HPND-sell-MIT-disclaimer-xserver', 'deprecated': False},
'hpnd-sell-regexpr': {'id': 'HPND-sell-regexpr', 'deprecated': False},
'hpnd-sell-variant': {'id': 'HPND-sell-variant', 'deprecated': False},
'hpnd-sell-variant-mit-disclaimer': {'id': 'HPND-sell-variant-MIT-disclaimer', 'deprecated': False},
'hpnd-sell-variant-mit-disclaimer-rev': {'id': 'HPND-sell-variant-MIT-disclaimer-rev', 'deprecated': False},
'hpnd-uc': {'id': 'HPND-UC', 'deprecated': False},
'hpnd-uc-export-us': {'id': 'HPND-UC-export-US', 'deprecated': False},
'htmltidy': {'id': 'HTMLTIDY', 'deprecated': False},
'ibm-pibs': {'id': 'IBM-pibs', 'deprecated': False},
'icu': {'id': 'ICU', 'deprecated': False},
'iec-code-components-eula': {'id': 'IEC-Code-Components-EULA', 'deprecated': False},
'ijg': {'id': 'IJG', 'deprecated': False},
'ijg-short': {'id': 'IJG-short', 'deprecated': False},
'imagemagick': {'id': 'ImageMagick', 'deprecated': False},
'imatix': {'id': 'iMatix', 'deprecated': False},
'imlib2': {'id': 'Imlib2', 'deprecated': False},
'info-zip': {'id': 'Info-ZIP', 'deprecated': False},
'inner-net-2.0': {'id': 'Inner-Net-2.0', 'deprecated': False},
'innosetup': {'id': 'InnoSetup', 'deprecated': False},
'intel': {'id': 'Intel', 'deprecated': False},
'intel-acpi': {'id': 'Intel-ACPI', 'deprecated': False},
'interbase-1.0': {'id': 'Interbase-1.0', 'deprecated': False},
'ipa': {'id': 'IPA', 'deprecated': False},
'ipl-1.0': {'id': 'IPL-1.0', 'deprecated': False},
'isc': {'id': 'ISC', 'deprecated': False},
'isc-veillard': {'id': 'ISC-Veillard', 'deprecated': False},
'jam': {'id': 'Jam', 'deprecated': False},
'jasper-2.0': {'id': 'JasPer-2.0', 'deprecated': False},
'jove': {'id': 'jove', 'deprecated': False},
'jpl-image': {'id': 'JPL-image', 'deprecated': False},
'jpnic': {'id': 'JPNIC', 'deprecated': False},
'json': {'id': 'JSON', 'deprecated': False},
'kastrup': {'id': 'Kastrup', 'deprecated': False},
'kazlib': {'id': 'Kazlib', 'deprecated': False},
'knuth-ctan': {'id': 'Knuth-CTAN', 'deprecated': False},
'lal-1.2': {'id': 'LAL-1.2', 'deprecated': False},
'lal-1.3': {'id': 'LAL-1.3', 'deprecated': False},
'latex2e': {'id': 'Latex2e', 'deprecated': False},
'latex2e-translated-notice': {'id': 'Latex2e-translated-notice', 'deprecated': False},
'leptonica': {'id': 'Leptonica', 'deprecated': False},
'lgpl-2.0': {'id': 'LGPL-2.0', 'deprecated': True},
'lgpl-2.0+': {'id': 'LGPL-2.0+', 'deprecated': True},
'lgpl-2.0-only': {'id': 'LGPL-2.0-only', 'deprecated': False},
'lgpl-2.0-or-later': {'id': 'LGPL-2.0-or-later', 'deprecated': False},
'lgpl-2.1': {'id': 'LGPL-2.1', 'deprecated': True},
'lgpl-2.1+': {'id': 'LGPL-2.1+', 'deprecated': True},
'lgpl-2.1-only': {'id': 'LGPL-2.1-only', 'deprecated': False},
'lgpl-2.1-or-later': {'id': 'LGPL-2.1-or-later', 'deprecated': False},
'lgpl-3.0': {'id': 'LGPL-3.0', 'deprecated': True},
'lgpl-3.0+': {'id': 'LGPL-3.0+', 'deprecated': True},
'lgpl-3.0-only': {'id': 'LGPL-3.0-only', 'deprecated': False},
'lgpl-3.0-or-later': {'id': 'LGPL-3.0-or-later', 'deprecated': False},
'lgpllr': {'id': 'LGPLLR', 'deprecated': False},
'libpng': {'id': 'Libpng', 'deprecated': False},
'libpng-1.6.35': {'id': 'libpng-1.6.35', 'deprecated': False},
'libpng-2.0': {'id': 'libpng-2.0', 'deprecated': False},
'libselinux-1.0': {'id': 'libselinux-1.0', 'deprecated': False},
'libtiff': {'id': 'libtiff', 'deprecated': False},
'libutil-david-nugent': {'id': 'libutil-David-Nugent', 'deprecated': False},
'liliq-p-1.1': {'id': 'LiLiQ-P-1.1', 'deprecated': False},
'liliq-r-1.1': {'id': 'LiLiQ-R-1.1', 'deprecated': False},
'liliq-rplus-1.1': {'id': 'LiLiQ-Rplus-1.1', 'deprecated': False},
'linux-man-pages-1-para': {'id': 'Linux-man-pages-1-para', 'deprecated': False},
'linux-man-pages-copyleft': {'id': 'Linux-man-pages-copyleft', 'deprecated': False},
'linux-man-pages-copyleft-2-para': {'id': 'Linux-man-pages-copyleft-2-para', 'deprecated': False},
'linux-man-pages-copyleft-var': {'id': 'Linux-man-pages-copyleft-var', 'deprecated': False},
'linux-openib': {'id': 'Linux-OpenIB', 'deprecated': False},
'loop': {'id': 'LOOP', 'deprecated': False},
'lpd-document': {'id': 'LPD-document', 'deprecated': False},
'lpl-1.0': {'id': 'LPL-1.0', 'deprecated': False},
'lpl-1.02': {'id': 'LPL-1.02', 'deprecated': False},
'lppl-1.0': {'id': 'LPPL-1.0', 'deprecated': False},
'lppl-1.1': {'id': 'LPPL-1.1', 'deprecated': False},
'lppl-1.2': {'id': 'LPPL-1.2', 'deprecated': False},
'lppl-1.3a': {'id': 'LPPL-1.3a', 'deprecated': False},
'lppl-1.3c': {'id': 'LPPL-1.3c', 'deprecated': False},
'lsof': {'id': 'lsof', 'deprecated': False},
'lucida-bitmap-fonts': {'id': 'Lucida-Bitmap-Fonts', 'deprecated': False},
'lzma-sdk-9.11-to-9.20': {'id': 'LZMA-SDK-9.11-to-9.20', 'deprecated': False},
'lzma-sdk-9.22': {'id': 'LZMA-SDK-9.22', 'deprecated': False},
'mackerras-3-clause': {'id': 'Mackerras-3-Clause', 'deprecated': False},
'mackerras-3-clause-acknowledgment': {'id': 'Mackerras-3-Clause-acknowledgment', 'deprecated': False},
'magaz': {'id': 'magaz', 'deprecated': False},
'mailprio': {'id': 'mailprio', 'deprecated': False},
'makeindex': {'id': 'MakeIndex', 'deprecated': False},
'man2html': {'id': 'man2html', 'deprecated': False},
'martin-birgmeier': {'id': 'Martin-Birgmeier', 'deprecated': False},
'mcphee-slideshow': {'id': 'McPhee-slideshow', 'deprecated': False},
'metamail': {'id': 'metamail', 'deprecated': False},
'minpack': {'id': 'Minpack', 'deprecated': False},
'mips': {'id': 'MIPS', 'deprecated': False},
'miros': {'id': 'MirOS', 'deprecated': False},
'mit': {'id': 'MIT', 'deprecated': False},
'mit-0': {'id': 'MIT-0', 'deprecated': False},
'mit-advertising': {'id': 'MIT-advertising', 'deprecated': False},
'mit-click': {'id': 'MIT-Click', 'deprecated': False},
'mit-cmu': {'id': 'MIT-CMU', 'deprecated': False},
'mit-enna': {'id': 'MIT-enna', 'deprecated': False},
'mit-feh': {'id': 'MIT-feh', 'deprecated': False},
'mit-festival': {'id': 'MIT-Festival', 'deprecated': False},
'mit-khronos-old': {'id': 'MIT-Khronos-old', 'deprecated': False},
'mit-modern-variant': {'id': 'MIT-Modern-Variant', 'deprecated': False},
'mit-open-group': {'id': 'MIT-open-group', 'deprecated': False},
'mit-testregex': {'id': 'MIT-testregex', 'deprecated': False},
'mit-wu': {'id': 'MIT-Wu', 'deprecated': False},
'mitnfa': {'id': 'MITNFA', 'deprecated': False},
'mmixware': {'id': 'MMIXware', 'deprecated': False},
'motosoto': {'id': 'Motosoto', 'deprecated': False},
'mpeg-ssg': {'id': 'MPEG-SSG', 'deprecated': False},
'mpi-permissive': {'id': 'mpi-permissive', 'deprecated': False},
'mpich2': {'id': 'mpich2', 'deprecated': False},
'mpl-1.0': {'id': 'MPL-1.0', 'deprecated': False},
'mpl-1.1': {'id': 'MPL-1.1', 'deprecated': False},
'mpl-2.0': {'id': 'MPL-2.0', 'deprecated': False},
'mpl-2.0-no-copyleft-exception': {'id': 'MPL-2.0-no-copyleft-exception', 'deprecated': False},
'mplus': {'id': 'mplus', 'deprecated': False},
'ms-lpl': {'id': 'MS-LPL', 'deprecated': False},
'ms-pl': {'id': 'MS-PL', 'deprecated': False},
'ms-rl': {'id': 'MS-RL', 'deprecated': False},
'mtll': {'id': 'MTLL', 'deprecated': False},
'mulanpsl-1.0': {'id': 'MulanPSL-1.0', 'deprecated': False},
'mulanpsl-2.0': {'id': 'MulanPSL-2.0', 'deprecated': False},
'multics': {'id': 'Multics', 'deprecated': False},
'mup': {'id': 'Mup', 'deprecated': False},
'naist-2003': {'id': 'NAIST-2003', 'deprecated': False},
'nasa-1.3': {'id': 'NASA-1.3', 'deprecated': False},
'naumen': {'id': 'Naumen', 'deprecated': False},
'nbpl-1.0': {'id': 'NBPL-1.0', 'deprecated': False},
'ncbi-pd': {'id': 'NCBI-PD', 'deprecated': False},
'ncgl-uk-2.0': {'id': 'NCGL-UK-2.0', 'deprecated': False},
'ncl': {'id': 'NCL', 'deprecated': False},
'ncsa': {'id': 'NCSA', 'deprecated': False},
'net-snmp': {'id': 'Net-SNMP', 'deprecated': True},
'netcdf': {'id': 'NetCDF', 'deprecated': False},
'newsletr': {'id': 'Newsletr', 'deprecated': False},
'ngpl': {'id': 'NGPL', 'deprecated': False},
'ngrep': {'id': 'ngrep', 'deprecated': False},
'nicta-1.0': {'id': 'NICTA-1.0', 'deprecated': False},
'nist-pd': {'id': 'NIST-PD', 'deprecated': False},
'nist-pd-fallback': {'id': 'NIST-PD-fallback', 'deprecated': False},
'nist-software': {'id': 'NIST-Software', 'deprecated': False},
'nlod-1.0': {'id': 'NLOD-1.0', 'deprecated': False},
'nlod-2.0': {'id': 'NLOD-2.0', 'deprecated': False},
'nlpl': {'id': 'NLPL', 'deprecated': False},
'nokia': {'id': 'Nokia', 'deprecated': False},
'nosl': {'id': 'NOSL', 'deprecated': False},
'noweb': {'id': 'Noweb', 'deprecated': False},
'npl-1.0': {'id': 'NPL-1.0', 'deprecated': False},
'npl-1.1': {'id': 'NPL-1.1', 'deprecated': False},
'nposl-3.0': {'id': 'NPOSL-3.0', 'deprecated': False},
'nrl': {'id': 'NRL', 'deprecated': False},
'ntia-pd': {'id': 'NTIA-PD', 'deprecated': False},
'ntp': {'id': 'NTP', 'deprecated': False},
'ntp-0': {'id': 'NTP-0', 'deprecated': False},
'nunit': {'id': 'Nunit', 'deprecated': True},
'o-uda-1.0': {'id': 'O-UDA-1.0', 'deprecated': False},
'oar': {'id': 'OAR', 'deprecated': False},
'occt-pl': {'id': 'OCCT-PL', 'deprecated': False},
'oclc-2.0': {'id': 'OCLC-2.0', 'deprecated': False},
'odbl-1.0': {'id': 'ODbL-1.0', 'deprecated': False},
'odc-by-1.0': {'id': 'ODC-By-1.0', 'deprecated': False},
'offis': {'id': 'OFFIS', 'deprecated': False},
'ofl-1.0': {'id': 'OFL-1.0', 'deprecated': False},
'ofl-1.0-no-rfn': {'id': 'OFL-1.0-no-RFN', 'deprecated': False},
'ofl-1.0-rfn': {'id': 'OFL-1.0-RFN', 'deprecated': False},
'ofl-1.1': {'id': 'OFL-1.1', 'deprecated': False},
'ofl-1.1-no-rfn': {'id': 'OFL-1.1-no-RFN', 'deprecated': False},
'ofl-1.1-rfn': {'id': 'OFL-1.1-RFN', 'deprecated': False},
'ogc-1.0': {'id': 'OGC-1.0', 'deprecated': False},
'ogdl-taiwan-1.0': {'id': 'OGDL-Taiwan-1.0', 'deprecated': False},
'ogl-canada-2.0': {'id': 'OGL-Canada-2.0', 'deprecated': False},
'ogl-uk-1.0': {'id': 'OGL-UK-1.0', 'deprecated': False},
'ogl-uk-2.0': {'id': 'OGL-UK-2.0', 'deprecated': False},
'ogl-uk-3.0': {'id': 'OGL-UK-3.0', 'deprecated': False},
'ogtsl': {'id': 'OGTSL', 'deprecated': False},
'oldap-1.1': {'id': 'OLDAP-1.1', 'deprecated': False},
'oldap-1.2': {'id': 'OLDAP-1.2', 'deprecated': False},
'oldap-1.3': {'id': 'OLDAP-1.3', 'deprecated': False},
'oldap-1.4': {'id': 'OLDAP-1.4', 'deprecated': False},
'oldap-2.0': {'id': 'OLDAP-2.0', 'deprecated': False},
'oldap-2.0.1': {'id': 'OLDAP-2.0.1', 'deprecated': False},
'oldap-2.1': {'id': 'OLDAP-2.1', 'deprecated': False},
'oldap-2.2': {'id': 'OLDAP-2.2', 'deprecated': False},
'oldap-2.2.1': {'id': 'OLDAP-2.2.1', 'deprecated': False},
'oldap-2.2.2': {'id': 'OLDAP-2.2.2', 'deprecated': False},
'oldap-2.3': {'id': 'OLDAP-2.3', 'deprecated': False},
'oldap-2.4': {'id': 'OLDAP-2.4', 'deprecated': False},
'oldap-2.5': {'id': 'OLDAP-2.5', 'deprecated': False},
'oldap-2.6': {'id': 'OLDAP-2.6', 'deprecated': False},
'oldap-2.7': {'id': 'OLDAP-2.7', 'deprecated': False},
'oldap-2.8': {'id': 'OLDAP-2.8', 'deprecated': False},
'olfl-1.3': {'id': 'OLFL-1.3', 'deprecated': False},
'oml': {'id': 'OML', 'deprecated': False},
'openpbs-2.3': {'id': 'OpenPBS-2.3', 'deprecated': False},
'openssl': {'id': 'OpenSSL', 'deprecated': False},
'openssl-standalone': {'id': 'OpenSSL-standalone', 'deprecated': False},
'openvision': {'id': 'OpenVision', 'deprecated': False},
'opl-1.0': {'id': 'OPL-1.0', 'deprecated': False},
'opl-uk-3.0': {'id': 'OPL-UK-3.0', 'deprecated': False},
'opubl-1.0': {'id': 'OPUBL-1.0', 'deprecated': False},
'oset-pl-2.1': {'id': 'OSET-PL-2.1', 'deprecated': False},
'osl-1.0': {'id': 'OSL-1.0', 'deprecated': False},
'osl-1.1': {'id': 'OSL-1.1', 'deprecated': False},
'osl-2.0': {'id': 'OSL-2.0', 'deprecated': False},
'osl-2.1': {'id': 'OSL-2.1', 'deprecated': False},
'osl-3.0': {'id': 'OSL-3.0', 'deprecated': False},
'padl': {'id': 'PADL', 'deprecated': False},
'parity-6.0.0': {'id': 'Parity-6.0.0', 'deprecated': False},
'parity-7.0.0': {'id': 'Parity-7.0.0', 'deprecated': False},
'pddl-1.0': {'id': 'PDDL-1.0', 'deprecated': False},
'php-3.0': {'id': 'PHP-3.0', 'deprecated': False},
'php-3.01': {'id': 'PHP-3.01', 'deprecated': False},
'pixar': {'id': 'Pixar', 'deprecated': False},
'pkgconf': {'id': 'pkgconf', 'deprecated': False},
'plexus': {'id': 'Plexus', 'deprecated': False},
'pnmstitch': {'id': 'pnmstitch', 'deprecated': False},
'polyform-noncommercial-1.0.0': {'id': 'PolyForm-Noncommercial-1.0.0', 'deprecated': False},
'polyform-small-business-1.0.0': {'id': 'PolyForm-Small-Business-1.0.0', 'deprecated': False},
'postgresql': {'id': 'PostgreSQL', 'deprecated': False},
'ppl': {'id': 'PPL', 'deprecated': False},
'psf-2.0': {'id': 'PSF-2.0', 'deprecated': False},
'psfrag': {'id': 'psfrag', 'deprecated': False},
'psutils': {'id': 'psutils', 'deprecated': False},
'python-2.0': {'id': 'Python-2.0', 'deprecated': False},
'python-2.0.1': {'id': 'Python-2.0.1', 'deprecated': False},
'python-ldap': {'id': 'python-ldap', 'deprecated': False},
'qhull': {'id': 'Qhull', 'deprecated': False},
'qpl-1.0': {'id': 'QPL-1.0', 'deprecated': False},
'qpl-1.0-inria-2004': {'id': 'QPL-1.0-INRIA-2004', 'deprecated': False},
'radvd': {'id': 'radvd', 'deprecated': False},
'rdisc': {'id': 'Rdisc', 'deprecated': False},
'rhecos-1.1': {'id': 'RHeCos-1.1', 'deprecated': False},
'rpl-1.1': {'id': 'RPL-1.1', 'deprecated': False},
'rpl-1.5': {'id': 'RPL-1.5', 'deprecated': False},
'rpsl-1.0': {'id': 'RPSL-1.0', 'deprecated': False},
'rsa-md': {'id': 'RSA-MD', 'deprecated': False},
'rscpl': {'id': 'RSCPL', 'deprecated': False},
'ruby': {'id': 'Ruby', 'deprecated': False},
'ruby-pty': {'id': 'Ruby-pty', 'deprecated': False},
'sax-pd': {'id': 'SAX-PD', 'deprecated': False},
'sax-pd-2.0': {'id': 'SAX-PD-2.0', 'deprecated': False},
'saxpath': {'id': 'Saxpath', 'deprecated': False},
'scea': {'id': 'SCEA', 'deprecated': False},
'schemereport': {'id': 'SchemeReport', 'deprecated': False},
'sendmail': {'id': 'Sendmail', 'deprecated': False},
'sendmail-8.23': {'id': 'Sendmail-8.23', 'deprecated': False},
'sendmail-open-source-1.1': {'id': 'Sendmail-Open-Source-1.1', 'deprecated': False},
'sgi-b-1.0': {'id': 'SGI-B-1.0', 'deprecated': False},
'sgi-b-1.1': {'id': 'SGI-B-1.1', 'deprecated': False},
'sgi-b-2.0': {'id': 'SGI-B-2.0', 'deprecated': False},
'sgi-opengl': {'id': 'SGI-OpenGL', 'deprecated': False},
'sgp4': {'id': 'SGP4', 'deprecated': False},
'shl-0.5': {'id': 'SHL-0.5', 'deprecated': False},
'shl-0.51': {'id': 'SHL-0.51', 'deprecated': False},
'simpl-2.0': {'id': 'SimPL-2.0', 'deprecated': False},
'sissl': {'id': 'SISSL', 'deprecated': False},
'sissl-1.2': {'id': 'SISSL-1.2', 'deprecated': False},
'sl': {'id': 'SL', 'deprecated': False},
'sleepycat': {'id': 'Sleepycat', 'deprecated': False},
'smail-gpl': {'id': 'SMAIL-GPL', 'deprecated': False},
'smlnj': {'id': 'SMLNJ', 'deprecated': False},
'smppl': {'id': 'SMPPL', 'deprecated': False},
'snia': {'id': 'SNIA', 'deprecated': False},
'snprintf': {'id': 'snprintf', 'deprecated': False},
'sofa': {'id': 'SOFA', 'deprecated': False},
'softsurfer': {'id': 'softSurfer', 'deprecated': False},
'soundex': {'id': 'Soundex', 'deprecated': False},
'spencer-86': {'id': 'Spencer-86', 'deprecated': False},
'spencer-94': {'id': 'Spencer-94', 'deprecated': False},
'spencer-99': {'id': 'Spencer-99', 'deprecated': False},
'spl-1.0': {'id': 'SPL-1.0', 'deprecated': False},
'ssh-keyscan': {'id': 'ssh-keyscan', 'deprecated': False},
'ssh-openssh': {'id': 'SSH-OpenSSH', 'deprecated': False},
'ssh-short': {'id': 'SSH-short', 'deprecated': False},
'ssleay-standalone': {'id': 'SSLeay-standalone', 'deprecated': False},
'sspl-1.0': {'id': 'SSPL-1.0', 'deprecated': False},
'standardml-nj': {'id': 'StandardML-NJ', 'deprecated': True},
'sugarcrm-1.1.3': {'id': 'SugarCRM-1.1.3', 'deprecated': False},
'sul-1.0': {'id': 'SUL-1.0', 'deprecated': False},
'sun-ppp': {'id': 'Sun-PPP', 'deprecated': False},
'sun-ppp-2000': {'id': 'Sun-PPP-2000', 'deprecated': False},
'sunpro': {'id': 'SunPro', 'deprecated': False},
'swl': {'id': 'SWL', 'deprecated': False},
'swrule': {'id': 'swrule', 'deprecated': False},
'symlinks': {'id': 'Symlinks', 'deprecated': False},
'tapr-ohl-1.0': {'id': 'TAPR-OHL-1.0', 'deprecated': False},
'tcl': {'id': 'TCL', 'deprecated': False},
'tcp-wrappers': {'id': 'TCP-wrappers', 'deprecated': False},
'termreadkey': {'id': 'TermReadKey', 'deprecated': False},
'tgppl-1.0': {'id': 'TGPPL-1.0', 'deprecated': False},
'thirdeye': {'id': 'ThirdEye', 'deprecated': False},
'threeparttable': {'id': 'threeparttable', 'deprecated': False},
'tmate': {'id': 'TMate', 'deprecated': False},
'torque-1.1': {'id': 'TORQUE-1.1', 'deprecated': False},
'tosl': {'id': 'TOSL', 'deprecated': False},
'tpdl': {'id': 'TPDL', 'deprecated': False},
'tpl-1.0': {'id': 'TPL-1.0', 'deprecated': False},
'trustedqsl': {'id': 'TrustedQSL', 'deprecated': False},
'ttwl': {'id': 'TTWL', 'deprecated': False},
'ttyp0': {'id': 'TTYP0', 'deprecated': False},
'tu-berlin-1.0': {'id': 'TU-Berlin-1.0', 'deprecated': False},
'tu-berlin-2.0': {'id': 'TU-Berlin-2.0', 'deprecated': False},
'ubuntu-font-1.0': {'id': 'Ubuntu-font-1.0', 'deprecated': False},
'ucar': {'id': 'UCAR', 'deprecated': False},
'ucl-1.0': {'id': 'UCL-1.0', 'deprecated': False},
'ulem': {'id': 'ulem', 'deprecated': False},
'umich-merit': {'id': 'UMich-Merit', 'deprecated': False},
'unicode-3.0': {'id': 'Unicode-3.0', 'deprecated': False},
'unicode-dfs-2015': {'id': 'Unicode-DFS-2015', 'deprecated': False},
'unicode-dfs-2016': {'id': 'Unicode-DFS-2016', 'deprecated': False},
'unicode-tou': {'id': 'Unicode-TOU', 'deprecated': False},
'unixcrypt': {'id': 'UnixCrypt', 'deprecated': False},
'unlicense': {'id': 'Unlicense', 'deprecated': False},
'unlicense-libtelnet': {'id': 'Unlicense-libtelnet', 'deprecated': False},
'unlicense-libwhirlpool': {'id': 'Unlicense-libwhirlpool', 'deprecated': False},
'upl-1.0': {'id': 'UPL-1.0', 'deprecated': False},
'urt-rle': {'id': 'URT-RLE', 'deprecated': False},
'vim': {'id': 'Vim', 'deprecated': False},
'vostrom': {'id': 'VOSTROM', 'deprecated': False},
'vsl-1.0': {'id': 'VSL-1.0', 'deprecated': False},
'w3c': {'id': 'W3C', 'deprecated': False},
'w3c-19980720': {'id': 'W3C-19980720', 'deprecated': False},
'w3c-20150513': {'id': 'W3C-20150513', 'deprecated': False},
'w3m': {'id': 'w3m', 'deprecated': False},
'watcom-1.0': {'id': 'Watcom-1.0', 'deprecated': False},
'widget-workshop': {'id': 'Widget-Workshop', 'deprecated': False},
'wsuipa': {'id': 'Wsuipa', 'deprecated': False},
'wtfpl': {'id': 'WTFPL', 'deprecated': False},
'wwl': {'id': 'wwl', 'deprecated': False},
'wxwindows': {'id': 'wxWindows', 'deprecated': True},
'x11': {'id': 'X11', 'deprecated': False},
'x11-distribute-modifications-variant': {'id': 'X11-distribute-modifications-variant', 'deprecated': False},
'x11-swapped': {'id': 'X11-swapped', 'deprecated': False},
'xdebug-1.03': {'id': 'Xdebug-1.03', 'deprecated': False},
'xerox': {'id': 'Xerox', 'deprecated': False},
'xfig': {'id': 'Xfig', 'deprecated': False},
'xfree86-1.1': {'id': 'XFree86-1.1', 'deprecated': False},
'xinetd': {'id': 'xinetd', 'deprecated': False},
'xkeyboard-config-zinoviev': {'id': 'xkeyboard-config-Zinoviev', 'deprecated': False},
'xlock': {'id': 'xlock', 'deprecated': False},
'xnet': {'id': 'Xnet', 'deprecated': False},
'xpp': {'id': 'xpp', 'deprecated': False},
'xskat': {'id': 'XSkat', 'deprecated': False},
'xzoom': {'id': 'xzoom', 'deprecated': False},
'ypl-1.0': {'id': 'YPL-1.0', 'deprecated': False},
'ypl-1.1': {'id': 'YPL-1.1', 'deprecated': False},
'zed': {'id': 'Zed', 'deprecated': False},
'zeeff': {'id': 'Zeeff', 'deprecated': False},
'zend-2.0': {'id': 'Zend-2.0', 'deprecated': False},
'zimbra-1.3': {'id': 'Zimbra-1.3', 'deprecated': False},
'zimbra-1.4': {'id': 'Zimbra-1.4', 'deprecated': False},
'zlib': {'id': 'Zlib', 'deprecated': False},
'zlib-acknowledgement': {'id': 'zlib-acknowledgement', 'deprecated': False},
'zpl-1.1': {'id': 'ZPL-1.1', 'deprecated': False},
'zpl-2.0': {'id': 'ZPL-2.0', 'deprecated': False},
'zpl-2.1': {'id': 'ZPL-2.1', 'deprecated': False},
}
EXCEPTIONS: dict[str, SPDXException] = {
'389-exception': {'id': '389-exception', 'deprecated': False},
'asterisk-exception': {'id': 'Asterisk-exception', 'deprecated': False},
'asterisk-linking-protocols-exception': {'id': 'Asterisk-linking-protocols-exception', 'deprecated': False},
'autoconf-exception-2.0': {'id': 'Autoconf-exception-2.0', 'deprecated': False},
'autoconf-exception-3.0': {'id': 'Autoconf-exception-3.0', 'deprecated': False},
'autoconf-exception-generic': {'id': 'Autoconf-exception-generic', 'deprecated': False},
'autoconf-exception-generic-3.0': {'id': 'Autoconf-exception-generic-3.0', 'deprecated': False},
'autoconf-exception-macro': {'id': 'Autoconf-exception-macro', 'deprecated': False},
'bison-exception-1.24': {'id': 'Bison-exception-1.24', 'deprecated': False},
'bison-exception-2.2': {'id': 'Bison-exception-2.2', 'deprecated': False},
'bootloader-exception': {'id': 'Bootloader-exception', 'deprecated': False},
'cgal-linking-exception': {'id': 'CGAL-linking-exception', 'deprecated': False},
'classpath-exception-2.0': {'id': 'Classpath-exception-2.0', 'deprecated': False},
'clisp-exception-2.0': {'id': 'CLISP-exception-2.0', 'deprecated': False},
'cryptsetup-openssl-exception': {'id': 'cryptsetup-OpenSSL-exception', 'deprecated': False},
'digia-qt-lgpl-exception-1.1': {'id': 'Digia-Qt-LGPL-exception-1.1', 'deprecated': False},
'digirule-foss-exception': {'id': 'DigiRule-FOSS-exception', 'deprecated': False},
'ecos-exception-2.0': {'id': 'eCos-exception-2.0', 'deprecated': False},
'erlang-otp-linking-exception': {'id': 'erlang-otp-linking-exception', 'deprecated': False},
'fawkes-runtime-exception': {'id': 'Fawkes-Runtime-exception', 'deprecated': False},
'fltk-exception': {'id': 'FLTK-exception', 'deprecated': False},
'fmt-exception': {'id': 'fmt-exception', 'deprecated': False},
'font-exception-2.0': {'id': 'Font-exception-2.0', 'deprecated': False},
'freertos-exception-2.0': {'id': 'freertos-exception-2.0', 'deprecated': False},
'gcc-exception-2.0': {'id': 'GCC-exception-2.0', 'deprecated': False},
'gcc-exception-2.0-note': {'id': 'GCC-exception-2.0-note', 'deprecated': False},
'gcc-exception-3.1': {'id': 'GCC-exception-3.1', 'deprecated': False},
'gmsh-exception': {'id': 'Gmsh-exception', 'deprecated': False},
'gnat-exception': {'id': 'GNAT-exception', 'deprecated': False},
'gnome-examples-exception': {'id': 'GNOME-examples-exception', 'deprecated': False},
'gnu-compiler-exception': {'id': 'GNU-compiler-exception', 'deprecated': False},
'gnu-javamail-exception': {'id': 'gnu-javamail-exception', 'deprecated': False},
'gpl-3.0-389-ds-base-exception': {'id': 'GPL-3.0-389-ds-base-exception', 'deprecated': False},
'gpl-3.0-interface-exception': {'id': 'GPL-3.0-interface-exception', 'deprecated': False},
'gpl-3.0-linking-exception': {'id': 'GPL-3.0-linking-exception', 'deprecated': False},
'gpl-3.0-linking-source-exception': {'id': 'GPL-3.0-linking-source-exception', 'deprecated': False},
'gpl-cc-1.0': {'id': 'GPL-CC-1.0', 'deprecated': False},
'gstreamer-exception-2005': {'id': 'GStreamer-exception-2005', 'deprecated': False},
'gstreamer-exception-2008': {'id': 'GStreamer-exception-2008', 'deprecated': False},
'harbour-exception': {'id': 'harbour-exception', 'deprecated': False},
'i2p-gpl-java-exception': {'id': 'i2p-gpl-java-exception', 'deprecated': False},
'independent-modules-exception': {'id': 'Independent-modules-exception', 'deprecated': False},
'kicad-libraries-exception': {'id': 'KiCad-libraries-exception', 'deprecated': False},
'lgpl-3.0-linking-exception': {'id': 'LGPL-3.0-linking-exception', 'deprecated': False},
'libpri-openh323-exception': {'id': 'libpri-OpenH323-exception', 'deprecated': False},
'libtool-exception': {'id': 'Libtool-exception', 'deprecated': False},
'linux-syscall-note': {'id': 'Linux-syscall-note', 'deprecated': False},
'llgpl': {'id': 'LLGPL', 'deprecated': False},
'llvm-exception': {'id': 'LLVM-exception', 'deprecated': False},
'lzma-exception': {'id': 'LZMA-exception', 'deprecated': False},
'mif-exception': {'id': 'mif-exception', 'deprecated': False},
'mxml-exception': {'id': 'mxml-exception', 'deprecated': False},
'nokia-qt-exception-1.1': {'id': 'Nokia-Qt-exception-1.1', 'deprecated': True},
'ocaml-lgpl-linking-exception': {'id': 'OCaml-LGPL-linking-exception', 'deprecated': False},
'occt-exception-1.0': {'id': 'OCCT-exception-1.0', 'deprecated': False},
'openjdk-assembly-exception-1.0': {'id': 'OpenJDK-assembly-exception-1.0', 'deprecated': False},
'openvpn-openssl-exception': {'id': 'openvpn-openssl-exception', 'deprecated': False},
'pcre2-exception': {'id': 'PCRE2-exception', 'deprecated': False},
'polyparse-exception': {'id': 'polyparse-exception', 'deprecated': False},
'ps-or-pdf-font-exception-20170817': {'id': 'PS-or-PDF-font-exception-20170817', 'deprecated': False},
'qpl-1.0-inria-2004-exception': {'id': 'QPL-1.0-INRIA-2004-exception', 'deprecated': False},
'qt-gpl-exception-1.0': {'id': 'Qt-GPL-exception-1.0', 'deprecated': False},
'qt-lgpl-exception-1.1': {'id': 'Qt-LGPL-exception-1.1', 'deprecated': False},
'qwt-exception-1.0': {'id': 'Qwt-exception-1.0', 'deprecated': False},
'romic-exception': {'id': 'romic-exception', 'deprecated': False},
'rrdtool-floss-exception-2.0': {'id': 'RRDtool-FLOSS-exception-2.0', 'deprecated': False},
'sane-exception': {'id': 'SANE-exception', 'deprecated': False},
'shl-2.0': {'id': 'SHL-2.0', 'deprecated': False},
'shl-2.1': {'id': 'SHL-2.1', 'deprecated': False},
'stunnel-exception': {'id': 'stunnel-exception', 'deprecated': False},
'swi-exception': {'id': 'SWI-exception', 'deprecated': False},
'swift-exception': {'id': 'Swift-exception', 'deprecated': False},
'texinfo-exception': {'id': 'Texinfo-exception', 'deprecated': False},
'u-boot-exception-2.0': {'id': 'u-boot-exception-2.0', 'deprecated': False},
'ubdl-exception': {'id': 'UBDL-exception', 'deprecated': False},
'universal-foss-exception-1.0': {'id': 'Universal-FOSS-exception-1.0', 'deprecated': False},
'vsftpd-openssl-exception': {'id': 'vsftpd-openssl-exception', 'deprecated': False},
'wxwindows-exception-3.1': {'id': 'WxWindows-exception-3.1', 'deprecated': False},
'x11vnc-openssl-exception': {'id': 'x11vnc-openssl-exception', 'deprecated': False},
}
@@ -0,0 +1,576 @@
# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
from __future__ import annotations
import functools
import operator
import os
import platform
import sys
from collections.abc import Set as AbstractSet
from typing import TYPE_CHECKING, Callable, Literal, TypedDict, Union, cast
from ._parser import MarkerAtom, MarkerList, Op, Value, Variable
from ._parser import parse_marker as _parse_marker
from ._tokenizer import ParserSyntaxError
from .specifiers import InvalidSpecifier, Specifier
from .utils import canonicalize_name
if TYPE_CHECKING:
from collections.abc import Mapping
__all__ = [
"Environment",
"EvaluateContext",
"InvalidMarker",
"Marker",
"UndefinedComparison",
"UndefinedEnvironmentName",
"default_environment",
]
def __dir__() -> list[str]:
return __all__
Operator = Callable[[str, Union[str, AbstractSet[str]]], bool]
EvaluateContext = Literal["metadata", "lock_file", "requirement"]
"""A ``typing.Literal`` enumerating valid marker evaluation contexts.
Valid values for the ``context`` passed to :meth:`Marker.evaluate` are:
* ``"metadata"`` (for core metadata; default)
* ``"lock_file"`` (for lock files)
* ``"requirement"`` (i.e. all other situations)
.. versionadded:: 25.0
"""
MARKERS_ALLOWING_SET = {"extras", "dependency_groups"}
MARKERS_REQUIRING_VERSION = {
"implementation_version",
"platform_release",
"python_full_version",
"python_version",
}
class InvalidMarker(ValueError):
"""Raised when attempting to create a :class:`Marker` from invalid input.
This error indicates that the given marker string does not conform to the
:ref:`specification of dependency specifiers <pypug:dependency-specifiers>`.
"""
class UndefinedComparison(ValueError):
"""Raised when evaluating an unsupported marker comparison.
This can happen when marker values are compared as versions but do not
conform to the :ref:`specification of version specifiers
<pypug:version-specifiers>`.
"""
class UndefinedEnvironmentName(KeyError):
"""Raised when evaluating a marker that references a missing environment key.
Subclasses :class:`KeyError` so that code catching the bare ``KeyError`` that
a missing environment lookup historically produced keeps working.
.. versionchanged:: 26.3
Now subclasses :class:`KeyError` (was :class:`ValueError`) and is raised by
:meth:`Marker.evaluate` for missing environment keys, where a bare
``KeyError`` was raised before.
"""
class Environment(TypedDict):
"""
A dictionary that represents a Python environment as captured by
:func:`default_environment`. All fields are required.
"""
implementation_name: str
"""The implementation's identifier, e.g. ``'cpython'``."""
implementation_version: str
"""
The implementation's version, e.g. ``'3.13.0a2'`` for CPython 3.13.0a2, or
``'7.3.13'`` for PyPy3.10 v7.3.13.
"""
os_name: str
"""
The value of :py:data:`os.name`. The name of the operating system dependent module
imported, e.g. ``'posix'``.
"""
platform_machine: str
"""
Returns the machine type, e.g. ``'i386'``.
An empty string if the value cannot be determined.
"""
platform_release: str
"""
The system's release, e.g. ``'2.2.0'`` or ``'NT'``.
An empty string if the value cannot be determined.
"""
platform_system: str
"""
The system/OS name, e.g. ``'Linux'``, ``'Windows'`` or ``'Java'``.
An empty string if the value cannot be determined.
"""
platform_version: str
"""
The system's release version, e.g. ``'#3 on degas'``.
An empty string if the value cannot be determined.
"""
python_full_version: str
"""
The Python version as string ``'major.minor.patchlevel'``.
Note that unlike the Python :py:data:`sys.version`, this value will always include
the patchlevel (it defaults to 0).
"""
platform_python_implementation: str
"""
A string identifying the Python implementation, e.g. ``'CPython'``.
"""
python_version: str
"""The Python version as string ``'major.minor'``."""
sys_platform: str
"""
This string contains a platform identifier that can be used to append
platform-specific components to :py:data:`sys.path`, for instance.
For Unix systems, except on Linux and AIX, this is the lowercased OS name as
returned by ``uname -s`` with the first part of the version as returned by
``uname -r`` appended, e.g. ``'sunos5'`` or ``'freebsd8'``, at the time when Python
was built.
"""
def _normalize_extras(
result: MarkerList | MarkerAtom | str,
) -> MarkerList | MarkerAtom | str:
if isinstance(result, list):
return [_normalize_extras(r) for r in result]
if not isinstance(result, tuple):
return result
lhs, op, rhs = result
if isinstance(lhs, Variable) and lhs.value == "extra" and isinstance(rhs, Value):
normalized_extra = canonicalize_name(rhs.value)
rhs = Value(normalized_extra)
elif isinstance(rhs, Variable) and rhs.value == "extra" and isinstance(lhs, Value):
normalized_extra = canonicalize_name(lhs.value)
lhs = Value(normalized_extra)
elif (
isinstance(rhs, Variable)
and rhs.value in MARKERS_ALLOWING_SET
and isinstance(lhs, Value)
):
# PEP 685 (extras) / PEP 735 (dependency_groups): the set-valued membership
# literal must also be normalized. evaluate() already canonicalizes both
# operands for these keys (see _normalize), so normalizing the literal at
# parse time keeps __str__/__eq__/__hash__ consistent with evaluate() -- e.g.
# Marker('"Foo" in extras') and Marker('"foo" in extras') must compare and
# hash equal (the membership variable is always the right-hand operand).
lhs = Value(canonicalize_name(lhs.value))
return lhs, op, rhs
def _normalize_extra_values(results: MarkerList) -> MarkerList:
"""
Normalize extra values.
"""
return [_normalize_extras(r) for r in results]
def _format_marker(
marker: list[str] | MarkerAtom | str, first: bool | None = True
) -> str:
assert isinstance(marker, (list, tuple, str))
# Unwrap a redundant [[...]] wrapper, but keep the nesting context so a
# nested group keeps the parentheses its and/or precedence needs.
if (
isinstance(marker, list)
and len(marker) == 1
and isinstance(marker[0], (list, tuple))
):
return _format_marker(marker[0], first=first)
if isinstance(marker, list):
inner = (_format_marker(m, first=False) for m in marker)
if first:
return " ".join(inner)
else:
return "(" + " ".join(inner) + ")"
elif isinstance(marker, tuple):
return " ".join([m.serialize() for m in marker])
else:
return marker
_operators: dict[str, Operator] = {
"in": lambda lhs, rhs: lhs in rhs,
"not in": lambda lhs, rhs: lhs not in rhs,
"<": lambda _lhs, _rhs: False,
"<=": operator.eq,
"==": operator.eq,
"!=": operator.ne,
">=": operator.eq,
">": lambda _lhs, _rhs: False,
}
def _eval_op(lhs: str, op: Op, rhs: str | AbstractSet[str], *, key: str) -> bool:
op_str = op.serialize()
if key in MARKERS_REQUIRING_VERSION:
try:
spec = Specifier(f"{op_str}{rhs}")
except InvalidSpecifier:
pass
else:
return spec.contains(lhs, prereleases=True)
oper: Operator | None = _operators.get(op_str)
if oper is None:
raise UndefinedComparison(f"Undefined {op!r} on {lhs!r} and {rhs!r}.")
return oper(lhs, rhs)
def _normalize(
lhs: str, rhs: str | AbstractSet[str], key: str
) -> tuple[str, str | AbstractSet[str]]:
# PEP 685 - Comparison of extra names for optional distribution dependencies
# https://peps.python.org/pep-0685/
# > When comparing extra names, tools MUST normalize the names being
# > compared using the semantics outlined in PEP 503 for names
if key == "extra":
assert isinstance(rhs, str), "extra value must be a string"
# Both sides are normalized at this point already
return (lhs, rhs)
if key in MARKERS_ALLOWING_SET:
if isinstance(rhs, str): # pragma: no cover
return (canonicalize_name(lhs), canonicalize_name(rhs))
else:
return (canonicalize_name(lhs), {canonicalize_name(v) for v in rhs})
# other environment markers don't have such standards
return lhs, rhs
def _lookup_environment(
environment: dict[str, str | AbstractSet[str]], key: str
) -> str | AbstractSet[str]:
try:
return environment[key]
except KeyError:
raise UndefinedEnvironmentName(key) from None
def _evaluate_markers(
markers: MarkerList, environment: dict[str, str | AbstractSet[str]]
) -> bool:
groups: list[list[bool]] = [[]]
for marker in markers:
if isinstance(marker, list):
groups[-1].append(_evaluate_markers(marker, environment))
elif isinstance(marker, tuple):
lhs, op, rhs = marker
if isinstance(lhs, Variable):
environment_key = lhs.value
lhs_value = _lookup_environment(environment, environment_key)
rhs_value = rhs.value
else:
lhs_value = lhs.value
environment_key = rhs.value
rhs_value = _lookup_environment(environment, environment_key)
if not isinstance(lhs_value, str):
raise UndefinedComparison(
f"Set-valued marker {environment_key!r} can only be used "
f'with the membership form (e.g. "<name>" in '
f"{environment_key}); it cannot appear on the left-hand "
f"side of {op.serialize()!r}."
)
lhs_value, rhs_value = _normalize(lhs_value, rhs_value, key=environment_key)
groups[-1].append(_eval_op(lhs_value, op, rhs_value, key=environment_key))
elif marker == "or":
groups.append([])
elif marker == "and":
pass
else: # pragma: nocover
raise TypeError(f"Unexpected marker {marker!r}")
return any(all(item) for item in groups)
def _format_full_version(info: sys._version_info) -> str:
version = f"{info.major}.{info.minor}.{info.micro}"
kind = info.releaselevel
if kind != "final":
version += kind[0] + str(info.serial)
return version
@functools.cache
def _cached_default_environment() -> Environment:
"""Build the default marker environment for the current Python process.
The values are derived from process-constant data (the running interpreter
and the host platform), so this is cached and built only once. The result is
shared between callers and must never be mutated; :func:`default_environment`
returns a fresh copy.
"""
iver = _format_full_version(sys.implementation.version)
implementation_name = sys.implementation.name
return {
"implementation_name": implementation_name,
"implementation_version": iver,
"os_name": os.name,
"platform_machine": platform.machine(),
"platform_release": platform.release(),
"platform_system": platform.system(),
"platform_version": platform.version(),
"python_full_version": platform.python_version(),
"platform_python_implementation": platform.python_implementation(),
"python_version": ".".join(platform.python_version_tuple()[:2]),
"sys_platform": sys.platform,
}
def default_environment() -> Environment:
"""Return the default marker environment for the current Python process.
This is the base environment used by :meth:`Marker.evaluate`. A fresh copy
is returned on every call so callers may freely mutate the result; a shallow
copy suffices because all values are immutable strings.
.. versionchanged:: 26.3
The environment is computed once per process and cached, since it is
derived from process-constant data. Patching ``platform``/``sys``/``os``
after the first call has no effect; pass an explicit ``environment`` to
:meth:`Marker.evaluate` to evaluate against different values.
"""
return cast("Environment", dict(_cached_default_environment()))
class Marker:
"""Represents a parsed dependency marker expression.
Marker expressions are parsed according to the
:ref:`specification of dependency specifiers <pypug:dependency-specifiers>`.
:param marker: The string representation of a marker expression.
:raises InvalidMarker: If ``marker`` cannot be parsed.
Instances are safe to serialize with :mod:`pickle`. They use a stable
format so the same pickle can be loaded in future packaging releases.
.. versionchanged:: 26.2
Added a stable pickle format. Pickles created with packaging 26.2+ can
be unpickled with future releases. Backward compatibility with pickles
from packaging < 26.2 is supported but may be removed in a future
release.
"""
__slots__ = ("_markers",)
def __init__(self, marker: str) -> None:
# Note: We create a Marker object without calling this constructor in
# packaging.requirements.Requirement. If any additional logic is
# added here, make sure to mirror/adapt Requirement.
# If this fails and throws an error, the repr still expects _markers to
# be defined.
self._markers: MarkerList = []
try:
self._markers = _normalize_extra_values(_parse_marker(marker))
# The attribute `_markers` can be described in terms of a recursive type:
# MarkerList = List[Union[Tuple[Node, ...], str, MarkerList]]
#
# For example, the following expression:
# python_version > "3.6" or (python_version == "3.6" and os_name == "unix")
#
# is parsed into:
# [
# (<Variable('python_version')>, <Op('>')>, <Value('3.6')>),
# 'and',
# [
# (<Variable('python_version')>, <Op('==')>, <Value('3.6')>),
# 'or',
# (<Variable('os_name')>, <Op('==')>, <Value('unix')>)
# ]
# ]
except ParserSyntaxError as e:
raise InvalidMarker(str(e)) from e
@classmethod
def _from_markers(cls, markers: MarkerList) -> Marker:
"""Create a Marker instance from a pre-parsed marker tree.
This avoids re-parsing serialised marker strings when combining markers.
"""
new = cls.__new__(cls)
new._markers = markers
return new
def __str__(self) -> str:
return _format_marker(self._markers)
def __repr__(self) -> str:
return f"<{self.__class__.__name__}({str(self)!r})>"
def __hash__(self) -> int:
return hash(str(self))
def __eq__(self, other: object) -> bool:
if not isinstance(other, Marker):
return NotImplemented
return str(self) == str(other)
def __getstate__(self) -> str:
# Return the marker expression string for compactness and stability.
# Internal Node objects are excluded; the string is re-parsed on load.
return str(self)
def __setstate__(self, state: object) -> None:
if isinstance(state, str):
# New format (26.2+): just the marker expression string.
try:
self._markers = _normalize_extra_values(_parse_marker(state))
except ParserSyntaxError as exc:
raise TypeError(f"Cannot restore Marker from {state!r}") from exc
return
if isinstance(state, dict) and "_markers" in state:
# Old format (packaging <= 26.1, no __slots__): plain __dict__.
markers = state["_markers"]
if isinstance(markers, list):
self._markers = markers
return
if isinstance(state, tuple) and len(state) == 2:
# Old format (packaging <= 26.1, __slots__): (None, {slot: value}).
_, slot_dict = state
if isinstance(slot_dict, dict) and "_markers" in slot_dict:
markers = slot_dict["_markers"]
if isinstance(markers, list):
self._markers = markers
return
raise TypeError(f"Cannot restore Marker from {state!r}")
def __and__(self, other: Marker) -> Marker:
"""Combine this marker with another using ``and``.
.. versionadded:: 26.1
"""
if not isinstance(other, Marker):
return NotImplemented
return self._from_markers([self._markers, "and", other._markers])
def __or__(self, other: Marker) -> Marker:
"""Combine this marker with another using ``or``.
.. versionadded:: 26.1
"""
if not isinstance(other, Marker):
return NotImplemented
return self._from_markers([self._markers, "or", other._markers])
def evaluate(
self,
environment: Mapping[str, str | AbstractSet[str]] | None = None,
context: EvaluateContext = "metadata",
) -> bool:
"""Evaluate a marker.
Return the boolean from evaluating this marker against the environment.
The environment is determined from the current Python process unless
passed in explicitly.
:param environment: Mapping containing keys and values to override the
detected environment.
:param EvaluateContext context: The context in which the marker is
evaluated, which influences what marker names are considered valid.
Accepted values are ``"metadata"`` (for core metadata; default),
``"lock_file"``, and ``"requirement"`` (i.e. all other situations).
:raises UndefinedComparison: If the marker uses a comparison on values
that are not valid versions per the :ref:`specification of version
specifiers <pypug:version-specifiers>`.
:raises UndefinedEnvironmentName: If the marker references a value that
is missing from the evaluation environment.
:returns: ``True`` if the marker matches, otherwise ``False``.
.. versionchanged:: 25.0
Added the ``context`` parameter, which influences which marker names
are considered valid.
"""
current_environment = cast(
"dict[str, str | AbstractSet[str]]", default_environment()
)
if context == "lock_file":
current_environment |= {
"extras": frozenset(),
"dependency_groups": frozenset(),
}
elif context == "metadata":
current_environment["extra"] = ""
if environment is not None:
current_environment |= environment
if "extra" in current_environment:
# The API used to allow setting extra to None. We need to handle
# this case for backwards compatibility. Also skip running
# normalize name if extra is empty.
extra = cast("str | None", current_environment["extra"])
current_environment["extra"] = canonicalize_name(extra) if extra else ""
return _evaluate_markers(
self._markers, _repair_python_full_version(current_environment)
)
def _pep440_python_full_version(python_full_version: str) -> str:
"""
Work around platform.python_version() returning something that is not PEP 440
compliant for non-tagged Python builds.
"""
if python_full_version.endswith("+"):
return f"{python_full_version}local"
return python_full_version
def _repair_python_full_version(
env: dict[str, str | AbstractSet[str]],
) -> dict[str, str | AbstractSet[str]]:
"""
Work around platform.python_version() returning something that is not PEP 440
compliant for non-tagged Python builds.
"""
python_full_version = cast("str", env["python_full_version"])
env["python_full_version"] = _pep440_python_full_version(python_full_version)
return env
File diff suppressed because it is too large Load Diff
@@ -0,0 +1,943 @@
from __future__ import annotations
import dataclasses
import logging
import re
from collections.abc import Mapping, Sequence
from dataclasses import dataclass
from datetime import datetime
from typing import (
TYPE_CHECKING,
Any,
Callable,
Protocol,
TypeVar,
cast,
)
from urllib.parse import unquote, urlparse
from .markers import (
Environment,
Marker,
_pep440_python_full_version,
default_environment,
)
from .specifiers import SpecifierSet
from .tags import create_compatible_tags_selector, sys_tags
from .utils import (
NormalizedName,
is_normalized_name,
parse_sdist_filename,
parse_wheel_filename,
)
from .version import Version
if TYPE_CHECKING: # pragma: no cover
from collections.abc import Collection, Iterator
from pathlib import Path
from typing_extensions import Self
from .tags import Tag
_logger = logging.getLogger(__name__)
__all__ = [
"Package",
"PackageArchive",
"PackageDirectory",
"PackageSdist",
"PackageVcs",
"PackageWheel",
"Pylock",
"PylockSelectError",
"PylockUnsupportedVersionError",
"PylockValidationError",
"is_valid_pylock_path",
]
def __dir__() -> list[str]:
return __all__
_T = TypeVar("_T")
_T2 = TypeVar("_T2")
class _FromMappingProtocol(Protocol): # pragma: no cover
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self: ...
_FromMappingProtocolT = TypeVar("_FromMappingProtocolT", bound=_FromMappingProtocol)
_PYLOCK_FILE_NAME_RE = re.compile(r"^pylock\.([^.]+)\.toml$")
def is_valid_pylock_path(path: Path) -> bool:
"""Check if the given path is a valid pylock file path."""
return path.name == "pylock.toml" or bool(_PYLOCK_FILE_NAME_RE.match(path.name))
def _toml_key(key: str) -> str:
return key.replace("_", "-")
def _toml_value(key: str, value: Any) -> Any: # noqa: ANN401
if isinstance(value, (Version, Marker, SpecifierSet)):
return str(value)
if isinstance(value, Sequence) and key == "environments":
return [str(v) for v in value]
return value
def _toml_dict_factory(data: list[tuple[str, Any]]) -> dict[str, Any]:
return {
_toml_key(key): _toml_value(key, value)
for key, value in data
if value is not None
}
def _get(d: Mapping[str, Any], expected_type: type[_T], key: str) -> _T | None:
"""Get a value from the dictionary and verify it's the expected type."""
if (value := d.get(key)) is None:
return None
if not isinstance(value, expected_type) or (
# Special case: bool is a subclass of int, but TOML distinguishes the two
expected_type is int and isinstance(value, bool)
):
raise PylockValidationError(
f"Unexpected type {type(value).__name__} "
f"(expected {expected_type.__name__})",
context=key,
)
return value
def _get_required(d: Mapping[str, Any], expected_type: type[_T], key: str) -> _T:
"""Get a required value from the dictionary and verify it's the expected type."""
if (value := _get(d, expected_type, key)) is None:
raise _PylockRequiredKeyError(key)
return value
def _get_sequence(
d: Mapping[str, Any], expected_item_type: type[_T], key: str
) -> Sequence[_T] | None:
"""Get a list value from the dictionary and verify it's the expected items type."""
if (value := _get(d, Sequence, key)) is None: # type: ignore[type-abstract]
return None
if isinstance(value, (str, bytes)):
# special case: str and bytes are Sequences, but we want to reject it
raise PylockValidationError(
f"Unexpected type {type(value).__name__} (expected Sequence)",
context=key,
)
for i, item in enumerate(value):
if not isinstance(item, expected_item_type):
raise PylockValidationError(
f"Unexpected type {type(item).__name__} "
f"(expected {expected_item_type.__name__})",
context=f"{key}[{i}]",
)
return value
def _get_as(
d: Mapping[str, Any],
expected_type: type[_T],
target_type: Callable[[_T], _T2],
key: str,
) -> _T2 | None:
"""Get a value from the dictionary, verify it's the expected type,
and convert to the target type.
This assumes the target_type constructor accepts the value.
"""
if (value := _get(d, expected_type, key)) is None:
return None
try:
return target_type(value)
except Exception as e:
raise PylockValidationError(e, context=key) from e
def _get_required_as(
d: Mapping[str, Any],
expected_type: type[_T],
target_type: Callable[[_T], _T2],
key: str,
) -> _T2:
"""Get a required value from the dict, verify it's the expected type,
and convert to the target type."""
if (value := _get_as(d, expected_type, target_type, key)) is None:
raise _PylockRequiredKeyError(key)
return value
def _get_sequence_as(
d: Mapping[str, Any],
expected_item_type: type[_T],
target_item_type: Callable[[_T], _T2],
key: str,
) -> list[_T2] | None:
"""Get list value from dictionary and verify expected items type."""
if (value := _get_sequence(d, expected_item_type, key)) is None:
return None
result = []
try:
for item in value:
typed_item = target_item_type(item)
result.append(typed_item)
except Exception as e:
raise PylockValidationError(e, context=f"{key}[{len(result)}]") from e
return result
def _get_object(
d: Mapping[str, Any], target_type: type[_FromMappingProtocolT], key: str
) -> _FromMappingProtocolT | None:
"""Get a dictionary value from the dictionary and convert it to a dataclass."""
if (value := _get(d, Mapping, key)) is None: # type: ignore[type-abstract]
return None
try:
return target_type._from_dict(value)
except Exception as e:
raise PylockValidationError(e, context=key) from e
def _get_sequence_of_objects(
d: Mapping[str, Any], target_item_type: type[_FromMappingProtocolT], key: str
) -> list[_FromMappingProtocolT] | None:
"""Get a list value from the dictionary and convert its items to a dataclass."""
if (value := _get_sequence(d, Mapping, key)) is None: # type: ignore[type-abstract]
return None
result: list[_FromMappingProtocolT] = []
try:
for item in value:
typed_item = target_item_type._from_dict(item)
result.append(typed_item)
except Exception as e:
raise PylockValidationError(e, context=f"{key}[{len(result)}]") from e
return result
def _get_required_sequence_of_objects(
d: Mapping[str, Any], target_item_type: type[_FromMappingProtocolT], key: str
) -> Sequence[_FromMappingProtocolT]:
"""Get a required list value from the dictionary and convert its items to a
dataclass."""
if (result := _get_sequence_of_objects(d, target_item_type, key)) is None:
raise _PylockRequiredKeyError(key)
return result
def _validate_normalized_name(name: str) -> NormalizedName:
"""Validate that a string is a NormalizedName."""
if not is_normalized_name(name):
raise PylockValidationError(f"Name {name!r} is not normalized")
return NormalizedName(name)
def _validate_path_url(path: str | None, url: str | None) -> None:
if not path and not url:
raise PylockValidationError("path or url must be provided")
def _path_name(path: str | None) -> str | None:
if not path:
return None
# If the path is relative it MAY use POSIX-style path separators explicitly
# for portability
if "/" in path:
return path.rsplit("/", 1)[-1]
elif "\\" in path:
return path.rsplit("\\", 1)[-1]
else:
return path
def _url_name(url: str | None) -> str | None:
if not url:
return None
url_path = urlparse(url).path
# The last path component is percent-encoded, so decode it to the file name
return unquote(url_path.rsplit("/", 1)[-1])
def _validate_hashes(hashes: Mapping[str, Any]) -> Mapping[str, Any]:
if not hashes:
raise PylockValidationError("At least one hash must be provided")
if not all(isinstance(hash_val, str) for hash_val in hashes.values()):
raise PylockValidationError("Hash values must be strings")
return hashes
class PylockValidationError(Exception):
"""Raised when when input data is not spec-compliant."""
context: str | None = None
message: str
def __init__(
self,
cause: str | Exception,
*,
context: str | None = None,
) -> None:
if isinstance(cause, PylockValidationError):
if cause.context:
self.context = (
f"{context}.{cause.context}" if context else cause.context
)
else:
self.context = context
self.message = cause.message
else:
self.context = context
self.message = str(cause)
def __str__(self) -> str:
if self.context:
return f"{self.message} in {self.context!r}"
return self.message
class _PylockRequiredKeyError(PylockValidationError):
def __init__(self, key: str) -> None:
super().__init__("Missing required value", context=key)
class PylockUnsupportedVersionError(PylockValidationError):
"""Raised when encountering an unsupported `lock_version`."""
class PylockSelectError(Exception):
"""Base exception for errors raised by :meth:`Pylock.select`.
.. versionadded:: 26.1
"""
@dataclass(frozen=True, init=False)
class PackageVcs:
type: str
url: str | None = None
path: str | None = None
requested_revision: str | None = None
commit_id: str # type: ignore[misc]
subdirectory: str | None = None
def __init__(
self,
*,
type: str,
url: str | None = None,
path: str | None = None,
requested_revision: str | None = None,
commit_id: str,
subdirectory: str | None = None,
) -> None:
# In Python 3.10+ make dataclass kw_only=True and remove __init__
object.__setattr__(self, "type", type)
object.__setattr__(self, "url", url)
object.__setattr__(self, "path", path)
object.__setattr__(self, "requested_revision", requested_revision)
object.__setattr__(self, "commit_id", commit_id)
object.__setattr__(self, "subdirectory", subdirectory)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
package_vcs = cls(
type=_get_required(d, str, "type"),
url=_get(d, str, "url"),
path=_get(d, str, "path"),
requested_revision=_get(d, str, "requested-revision"),
commit_id=_get_required(d, str, "commit-id"),
subdirectory=_get(d, str, "subdirectory"),
)
_validate_path_url(package_vcs.path, package_vcs.url)
return package_vcs
@dataclass(frozen=True, init=False)
class PackageDirectory:
path: str
editable: bool | None = None
subdirectory: str | None = None
def __init__(
self,
*,
path: str,
editable: bool | None = None,
subdirectory: str | None = None,
) -> None:
# In Python 3.10+ make dataclass kw_only=True and remove __init__
object.__setattr__(self, "path", path)
object.__setattr__(self, "editable", editable)
object.__setattr__(self, "subdirectory", subdirectory)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
return cls(
path=_get_required(d, str, "path"),
editable=_get(d, bool, "editable"),
subdirectory=_get(d, str, "subdirectory"),
)
@dataclass(frozen=True, init=False)
class PackageArchive:
url: str | None = None
path: str | None = None
size: int | None = None
upload_time: datetime | None = None
hashes: Mapping[str, str] # type: ignore[misc]
subdirectory: str | None = None
def __init__(
self,
*,
url: str | None = None,
path: str | None = None,
size: int | None = None,
upload_time: datetime | None = None,
hashes: Mapping[str, str],
subdirectory: str | None = None,
) -> None:
# In Python 3.10+ make dataclass kw_only=True and remove __init__
object.__setattr__(self, "url", url)
object.__setattr__(self, "path", path)
object.__setattr__(self, "size", size)
object.__setattr__(self, "upload_time", upload_time)
object.__setattr__(self, "hashes", hashes)
object.__setattr__(self, "subdirectory", subdirectory)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
package_archive = cls(
url=_get(d, str, "url"),
path=_get(d, str, "path"),
size=_get(d, int, "size"),
upload_time=_get(d, datetime, "upload-time"),
hashes=_get_required_as(d, Mapping, _validate_hashes, "hashes"), # type: ignore[type-abstract]
subdirectory=_get(d, str, "subdirectory"),
)
_validate_path_url(package_archive.path, package_archive.url)
return package_archive
@dataclass(frozen=True, init=False)
class PackageSdist:
name: str | None = None
upload_time: datetime | None = None
url: str | None = None
path: str | None = None
size: int | None = None
hashes: Mapping[str, str] # type: ignore[misc]
def __init__(
self,
*,
name: str | None = None,
upload_time: datetime | None = None,
url: str | None = None,
path: str | None = None,
size: int | None = None,
hashes: Mapping[str, str],
) -> None:
# In Python 3.10+ make dataclass kw_only=True and remove __init__
object.__setattr__(self, "name", name)
object.__setattr__(self, "upload_time", upload_time)
object.__setattr__(self, "url", url)
object.__setattr__(self, "path", path)
object.__setattr__(self, "size", size)
object.__setattr__(self, "hashes", hashes)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
package_sdist = cls(
name=_get(d, str, "name"),
upload_time=_get(d, datetime, "upload-time"),
url=_get(d, str, "url"),
path=_get(d, str, "path"),
size=_get(d, int, "size"),
hashes=_get_required_as(d, Mapping, _validate_hashes, "hashes"), # type: ignore[type-abstract]
)
_validate_path_url(package_sdist.path, package_sdist.url)
return package_sdist
@property
def filename(self) -> str:
"""Get the filename of the sdist.
.. versionadded:: 26.1
"""
filename = self.name or _path_name(self.path) or _url_name(self.url)
if not filename:
raise PylockValidationError("Cannot determine sdist filename")
return filename
@dataclass(frozen=True, init=False)
class PackageWheel:
name: str | None = None
upload_time: datetime | None = None
url: str | None = None
path: str | None = None
size: int | None = None
hashes: Mapping[str, str] # type: ignore[misc]
def __init__(
self,
*,
name: str | None = None,
upload_time: datetime | None = None,
url: str | None = None,
path: str | None = None,
size: int | None = None,
hashes: Mapping[str, str],
) -> None:
# In Python 3.10+ make dataclass kw_only=True and remove __init__
object.__setattr__(self, "name", name)
object.__setattr__(self, "upload_time", upload_time)
object.__setattr__(self, "url", url)
object.__setattr__(self, "path", path)
object.__setattr__(self, "size", size)
object.__setattr__(self, "hashes", hashes)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
package_wheel = cls(
name=_get(d, str, "name"),
upload_time=_get(d, datetime, "upload-time"),
url=_get(d, str, "url"),
path=_get(d, str, "path"),
size=_get(d, int, "size"),
hashes=_get_required_as(d, Mapping, _validate_hashes, "hashes"), # type: ignore[type-abstract]
)
_validate_path_url(package_wheel.path, package_wheel.url)
return package_wheel
@property
def filename(self) -> str:
"""Get the filename of the wheel."""
filename = self.name or _path_name(self.path) or _url_name(self.url)
if not filename:
raise PylockValidationError("Cannot determine wheel filename")
return filename
@dataclass(frozen=True, init=False)
class Package:
name: NormalizedName
version: Version | None = None
marker: Marker | None = None
requires_python: SpecifierSet | None = None
dependencies: Sequence[Mapping[str, Any]] | None = None
vcs: PackageVcs | None = None
directory: PackageDirectory | None = None
archive: PackageArchive | None = None
index: str | None = None
sdist: PackageSdist | None = None
wheels: Sequence[PackageWheel] | None = None
attestation_identities: Sequence[Mapping[str, Any]] | None = None
tool: Mapping[str, Any] | None = None
def __init__(
self,
*,
name: NormalizedName,
version: Version | None = None,
marker: Marker | None = None,
requires_python: SpecifierSet | None = None,
dependencies: Sequence[Mapping[str, Any]] | None = None,
vcs: PackageVcs | None = None,
directory: PackageDirectory | None = None,
archive: PackageArchive | None = None,
index: str | None = None,
sdist: PackageSdist | None = None,
wheels: Sequence[PackageWheel] | None = None,
attestation_identities: Sequence[Mapping[str, Any]] | None = None,
tool: Mapping[str, Any] | None = None,
) -> None:
# In Python 3.10+ make dataclass kw_only=True and remove __init__
object.__setattr__(self, "name", name)
object.__setattr__(self, "version", version)
object.__setattr__(self, "marker", marker)
object.__setattr__(self, "requires_python", requires_python)
object.__setattr__(self, "dependencies", dependencies)
object.__setattr__(self, "vcs", vcs)
object.__setattr__(self, "directory", directory)
object.__setattr__(self, "archive", archive)
object.__setattr__(self, "index", index)
object.__setattr__(self, "sdist", sdist)
object.__setattr__(self, "wheels", wheels)
object.__setattr__(self, "attestation_identities", attestation_identities)
object.__setattr__(self, "tool", tool)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
package = cls(
name=_get_required_as(d, str, _validate_normalized_name, "name"),
version=_get_as(d, str, Version, "version"),
requires_python=_get_as(d, str, SpecifierSet, "requires-python"),
dependencies=_get_sequence(d, Mapping, "dependencies"), # type: ignore[type-abstract]
marker=_get_as(d, str, Marker, "marker"),
vcs=_get_object(d, PackageVcs, "vcs"),
directory=_get_object(d, PackageDirectory, "directory"),
archive=_get_object(d, PackageArchive, "archive"),
index=_get(d, str, "index"),
sdist=_get_object(d, PackageSdist, "sdist"),
wheels=_get_sequence_of_objects(d, PackageWheel, "wheels"),
attestation_identities=_get_sequence(d, Mapping, "attestation-identities"), # type: ignore[type-abstract]
tool=_get(d, Mapping, "tool"), # type: ignore[type-abstract]
)
distributions = bool(package.sdist) + len(package.wheels or [])
direct_urls = (
bool(package.vcs) + bool(package.directory) + bool(package.archive)
)
if distributions > 0 and direct_urls > 0:
raise PylockValidationError(
"None of vcs, directory, archive must be set if sdist or wheels are set"
)
if distributions == 0 and direct_urls != 1:
raise PylockValidationError(
"Exactly one of vcs, directory, archive must be set "
"if sdist and wheels are not set"
)
for i, wheel in enumerate(package.wheels or []):
try:
(name, version, _, _) = parse_wheel_filename(wheel.filename)
except Exception as e:
raise PylockValidationError(
f"Invalid wheel filename {wheel.filename!r}",
context=f"wheels[{i}]",
) from e
if name != package.name:
raise PylockValidationError(
f"Name in {wheel.filename!r} is not consistent with "
f"package name {package.name!r}",
context=f"wheels[{i}]",
)
if package.version and version != package.version:
raise PylockValidationError(
f"Version in {wheel.filename!r} is not consistent with "
f"package version {str(package.version)!r}",
context=f"wheels[{i}]",
)
if package.sdist:
try:
name, version = parse_sdist_filename(package.sdist.filename)
except Exception as e:
raise PylockValidationError(
f"Invalid sdist filename {package.sdist.filename!r}",
context="sdist",
) from e
if name != package.name:
raise PylockValidationError(
f"Name in {package.sdist.filename!r} is not consistent with "
f"package name {package.name!r}",
context="sdist",
)
if package.version and version != package.version:
raise PylockValidationError(
f"Version in {package.sdist.filename!r} is not consistent with "
f"package version {str(package.version)!r}",
context="sdist",
)
try:
for i, attestation_identity in enumerate( # noqa: B007
package.attestation_identities or []
):
_get_required(attestation_identity, str, "kind")
except Exception as e:
raise PylockValidationError(
e, context=f"attestation-identities[{i}]"
) from e
return package
@property
def is_direct(self) -> bool:
return not (self.sdist or self.wheels)
@dataclass(frozen=True, init=False)
class Pylock:
"""A class representing a pylock file."""
lock_version: Version
environments: Sequence[Marker] | None = None
requires_python: SpecifierSet | None = None
extras: Sequence[NormalizedName] | None = None
dependency_groups: Sequence[str] | None = None
default_groups: Sequence[str] | None = None
created_by: str # type: ignore[misc]
packages: Sequence[Package] # type: ignore[misc]
tool: Mapping[str, Any] | None = None
def __init__(
self,
*,
lock_version: Version,
environments: Sequence[Marker] | None = None,
requires_python: SpecifierSet | None = None,
extras: Sequence[NormalizedName] | None = None,
dependency_groups: Sequence[str] | None = None,
default_groups: Sequence[str] | None = None,
created_by: str,
packages: Sequence[Package],
tool: Mapping[str, Any] | None = None,
) -> None:
# In Python 3.10+ make dataclass kw_only=True and remove __init__
object.__setattr__(self, "lock_version", lock_version)
object.__setattr__(self, "environments", environments)
object.__setattr__(self, "requires_python", requires_python)
object.__setattr__(self, "extras", extras)
object.__setattr__(self, "dependency_groups", dependency_groups)
object.__setattr__(self, "default_groups", default_groups)
object.__setattr__(self, "created_by", created_by)
object.__setattr__(self, "packages", packages)
object.__setattr__(self, "tool", tool)
@classmethod
def _from_dict(cls, d: Mapping[str, Any]) -> Self:
pylock = cls(
lock_version=_get_required_as(d, str, Version, "lock-version"),
environments=_get_sequence_as(d, str, Marker, "environments"),
extras=_get_sequence_as(d, str, _validate_normalized_name, "extras"),
dependency_groups=_get_sequence(d, str, "dependency-groups"),
default_groups=_get_sequence(d, str, "default-groups"),
created_by=_get_required(d, str, "created-by"),
requires_python=_get_as(d, str, SpecifierSet, "requires-python"),
packages=_get_required_sequence_of_objects(d, Package, "packages"),
tool=_get(d, Mapping, "tool"), # type: ignore[type-abstract]
)
if not Version("1") <= pylock.lock_version < Version("2"):
raise PylockUnsupportedVersionError(
f"pylock version {pylock.lock_version} is not supported"
)
if pylock.lock_version > Version("1.0"):
_logger.warning(
"pylock minor version %s is not supported", pylock.lock_version
)
return pylock
@classmethod
def from_dict(cls, d: Mapping[str, Any], /) -> Self:
"""Create and validate a Pylock instance from a TOML dictionary.
Raises :class:`PylockValidationError` if the input data is not
spec-compliant.
"""
return cls._from_dict(d)
def to_dict(self) -> Mapping[str, Any]:
"""Convert the Pylock instance to a TOML dictionary."""
return dataclasses.asdict(self, dict_factory=_toml_dict_factory)
def validate(self) -> None:
"""Validate the Pylock instance against the specification.
Raises :class:`PylockValidationError` otherwise."""
self.from_dict(self.to_dict())
def select(
self,
*,
environment: Environment | None = None,
tags: Sequence[Tag] | None = None,
extras: Collection[str] | None = None,
dependency_groups: Collection[str] | None = None,
prefer_sdist_predicate: Callable[[NormalizedName], bool] | None = None,
) -> Iterator[
tuple[
Package,
PackageVcs
| PackageDirectory
| PackageArchive
| PackageWheel
| PackageSdist,
]
]:
"""Select what to install from the lock file.
The *environment* and *tags* parameters represent the environment being
selected for. If unspecified, ``packaging.markers.default_environment()`` and
``packaging.tags.sys_tags()`` are used.
The *extras* parameter represents the extras to install.
The *dependency_groups* parameter represents the groups to install. If
unspecified, the default groups are used.
The *prefer_sdist_predicate* parameter is called for packages with a source
distribution. If it returns ``True``, the source distribution is selected
before attempting wheel compatibility. If no source distribution is
available, wheel selection proceeds as usual without calling the predicate.
This method must be used on valid Pylock instances (i.e. one obtained
from :meth:`Pylock.from_dict` or if constructed manually, after calling
:meth:`Pylock.validate`).
.. versionadded:: 26.1
.. versionchanged:: 26.3
Added the *prefer_sdist_predicate* parameter.
"""
compatible_tags_selector = create_compatible_tags_selector(
tags if tags is not None else sys_tags()
)
# #. Gather the extras and dependency groups to install and set ``extras`` and
# ``dependency_groups`` for marker evaluation, respectively.
#
# #. ``extras`` SHOULD be set to the empty set by default.
# #. ``dependency_groups`` SHOULD be the set created from
# :ref:`pylock-default-groups` by default.
env = cast(
"dict[str, str | frozenset[str]]",
dict(
environment or {}, # Marker.evaluate will fill-up
extras=frozenset(extras or []),
dependency_groups=frozenset(
(self.default_groups or [])
if dependency_groups is None # to allow selecting no group
else dependency_groups
),
),
)
env_python_full_version = _pep440_python_full_version(
environment["python_full_version"]
if environment
else default_environment()["python_full_version"]
)
# #. Check if the metadata version specified by :ref:`pylock-lock-version` is
# supported; an error or warning MUST be raised as appropriate.
# Covered by lock.validate() which is a precondition for this method.
# #. If :ref:`pylock-requires-python` is specified, check that the environment
# being installed for meets the requirement; an error MUST be raised if it is
# not met.
if self.requires_python and not self.requires_python.contains(
env_python_full_version,
):
raise PylockSelectError(
f"python_full_version {env_python_full_version!r} "
f"in provided environment does not satisfy the Python version "
f"requirement {str(self.requires_python)!r}"
)
# #. If :ref:`pylock-environments` is specified, check that at least one of the
# environment marker expressions is satisfied; an error MUST be raised if no
# expression is satisfied.
if self.environments:
for env_marker in self.environments:
if env_marker.evaluate(
cast("dict[str, str]", environment or {}), context="requirement"
):
break
else:
raise PylockSelectError(
"Provided environment does not satisfy any of the "
"environments specified in the lock file"
)
# #. For each package listed in :ref:`pylock-packages`:
selected_packages_by_name: dict[str, tuple[int, Package]] = {}
for package_index, package in enumerate(self.packages):
# #. If :ref:`pylock-packages-marker` is specified, check if it is
# satisfied;if it isn't, skip to the next package.
if package.marker and not package.marker.evaluate(env, context="lock_file"):
continue
# #. If :ref:`pylock-packages-requires-python` is specified, check if it is
# satisfied; an error MUST be raised if it isn't.
if package.requires_python and not package.requires_python.contains(
env_python_full_version,
):
raise PylockSelectError(
f"python_full_version {env_python_full_version!r} "
f"in provided environment does not satisfy the Python version "
f"requirement {str(package.requires_python)!r} for package "
f"{package.name!r} at packages[{package_index}]"
)
# #. Check that no other conflicting instance of the package has been slated
# to be installed; an error about the ambiguity MUST be raised otherwise.
if package.name in selected_packages_by_name:
raise PylockSelectError(
f"Multiple packages with the name {package.name!r} are "
f"selected at packages[{package_index}] and "
f"packages[{selected_packages_by_name[package.name][0]}]"
)
# #. Check that the source of the package is specified appropriately (i.e.
# there are no conflicting sources in the package entry);
# an error MUST be raised if any issues are found.
# Covered by lock.validate() which is a precondition for this method.
# #. Add the package to the set of packages to install.
selected_packages_by_name[package.name] = (package_index, package)
# #. For each package to be installed:
for package_index, package in selected_packages_by_name.values():
# - If :ref:`pylock-packages-vcs` is set:
if package.vcs is not None:
yield package, package.vcs
# - Else if :ref:`pylock-packages-directory` is set:
elif package.directory is not None:
yield package, package.directory
# - Else if :ref:`pylock-packages-archive` is set:
elif package.archive is not None:
yield package, package.archive
# - Else if source preference selects an available
# :ref:`pylock-packages-sdist`:
elif (
package.sdist is not None
and prefer_sdist_predicate is not None
and prefer_sdist_predicate(package.name)
):
yield package, package.sdist
# - Else if there are entries for :ref:`pylock-packages-wheels`:
elif package.wheels:
# #. Look for the appropriate wheel file based on
# :ref:`pylock-packages-wheels-name`; if one is not found then move
# on to :ref:`pylock-packages-sdist` or an error MUST be raised about
# a lack of source for the project.
best_wheel = next(
compatible_tags_selector(
(wheel, parse_wheel_filename(wheel.filename)[-1])
for wheel in package.wheels
),
None,
)
if best_wheel:
yield package, best_wheel
elif package.sdist is not None:
yield package, package.sdist
else:
raise PylockSelectError(
f"No wheel found matching the provided tags "
f"for package {package.name!r} "
f"at packages[{package_index}], "
f"and no sdist available as a fallback"
)
# - Else if no :ref:`pylock-packages-wheels` file is found or
# :ref:`pylock-packages-sdist` is solely set:
elif package.sdist is not None:
yield package, package.sdist
else:
# Covered by lock.validate() which is a precondition for this method.
raise NotImplementedError # pragma: no cover
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@@ -0,0 +1,192 @@
# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
from __future__ import annotations
from typing import TYPE_CHECKING
from ._parser import parse_requirement as _parse_requirement
from ._tokenizer import ParserSyntaxError
from .markers import Marker, _normalize_extra_values
from .specifiers import InvalidSpecifier, SpecifierSet
from .utils import canonicalize_name
if TYPE_CHECKING:
from collections.abc import Iterator
__all__ = [
"InvalidRequirement",
"Requirement",
]
def __dir__() -> list[str]:
return __all__
class InvalidRequirement(ValueError):
"""
An invalid requirement was found, users should refer to PEP 508.
.. versionadded:: 16.1
"""
class Requirement:
"""Parse a requirement.
Parse a given requirement string into its parts, such as name, specifier,
URL, and extras. Raises InvalidRequirement on a badly-formed requirement
string.
.. versionadded:: 16.1
.. versionchanged:: 22.0
Added equality (``__eq__``) and hashing (``__hash__``) so requirements
can be compared and stored in sets / dicts.
.. versionchanged:: 23.2
Equality and hashing began canonicalizing requirement names, so
requirements whose names differ only by normalization (e.g.
``Requirement("Foo")`` vs ``Requirement("foo")``) now compare and hash
equal.
Instances are safe to serialize with :mod:`pickle`. They use a stable
format so the same pickle can be loaded in future packaging releases.
.. versionchanged:: 26.2
Added a stable pickle format. Pickles created with packaging 26.2+ can
be unpickled with future releases. Backward compatibility with pickles
from packaging < 26.2 is supported but may be removed in a future
release.
.. versionchanged:: 26.3
The dedicated pickle support introduced in 26.2 did not preserve the
specifier's explicit :attr:`~packaging.specifiers.SpecifierSet.prereleases`
override; it is now included again.
Equality and hashing normalize requirement names, extras, and
equivalent specifiers. The string representation still preserves the
parsed name and extras spelling.
"""
# TODO: Can we test whether something is contained within a requirement?
# If so how do we do that? Do we need to test against the _name_ of
# the thing as well as the version? What about the markers?
# TODO: Can we normalize the name and extra name?
__slots__ = ("extras", "marker", "name", "specifier", "url")
def __init__(self, requirement_string: str) -> None:
try:
parsed = _parse_requirement(requirement_string)
except ParserSyntaxError as e:
raise InvalidRequirement(str(e)) from e
self.name: str = parsed.name
self.url: str | None = parsed.url or None
self.extras: set[str] = set(parsed.extras)
try:
self.specifier: SpecifierSet = SpecifierSet(parsed.specifier)
except InvalidSpecifier as e:
raise InvalidRequirement(str(e)) from e
self.marker: Marker | None = None
if parsed.marker is not None:
self.marker = Marker.__new__(Marker)
self.marker._markers = _normalize_extra_values(parsed.marker)
def _iter_parts(self, name: str) -> Iterator[str]:
yield name
if self.extras:
formatted_extras = ",".join(sorted(self.extras))
yield f"[{formatted_extras}]"
if self.specifier:
yield str(self.specifier)
if self.url:
yield f" @ {self.url}"
if self.marker:
yield " "
if self.marker:
yield f"; {self.marker}"
def __getstate__(self) -> tuple[str, bool | None]:
# Return the requirement string for compactness and stability, paired
# with the specifier's explicit prereleases override, which is not
# captured by the string form. Re-parsed on load to reconstruct all
# other fields.
return (str(self), self.specifier._prereleases)
def __setstate__(self, state: object) -> None:
if isinstance(state, str):
# Format (26.2): just the requirement string.
requirement_string: str = state
prereleases: bool | None = None
elif (
isinstance(state, tuple)
and len(state) == 2
and isinstance(state[0], str)
and (state[1] is None or isinstance(state[1], bool))
):
# New format (26.3+): (requirement string, specifier prereleases).
requirement_string, prereleases = state
elif isinstance(state, dict) and state.keys() >= set(self.__slots__):
# Old format (packaging <= 26.1, no __slots__): plain __dict__.
for key in self.__slots__:
setattr(self, key, state[key])
return
else:
raise TypeError(f"Cannot restore Requirement from {state!r}")
try:
tmp = Requirement(requirement_string)
except InvalidRequirement as exc:
raise TypeError(f"Cannot restore Requirement from {state!r}") from exc
self.name = tmp.name
self.url = tmp.url
self.extras = tmp.extras
self.specifier = tmp.specifier
self.specifier._prereleases = prereleases
self.marker = tmp.marker
def __str__(self) -> str:
return "".join(self._iter_parts(self.name))
def __repr__(self) -> str:
return f"<{self.__class__.__name__}({str(self)!r})>"
def __hash__(self) -> int:
# Mirror __eq__ by hashing the canonical specifier object rather than
# its raw string. ``_iter_parts`` yields ``str(self.specifier)``, which
# is non-canonical, so trailing-zero-equivalent requirements such as
# ``foo==1.0.0`` and ``foo==1.0.0.0`` (which compare equal) would
# otherwise hash differently, breaking the hash/__eq__ invariant.
return hash(
(
canonicalize_name(self.name),
frozenset(canonicalize_name(e) for e in self.extras),
self.specifier,
self.url,
self.marker,
)
)
def __eq__(self, other: object) -> bool:
if not isinstance(other, Requirement):
return NotImplemented
# Extras must be normalized before comparison as per PEP 685.
self_extras = frozenset(canonicalize_name(e) for e in self.extras)
other_extras = frozenset(canonicalize_name(e) for e in other.extras)
return (
canonicalize_name(self.name) == canonicalize_name(other.name)
and self_extras == other_extras
and self.specifier == other.specifier
and self.url == other.url
and self.marker == other.marker
)
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File diff suppressed because it is too large Load Diff
@@ -0,0 +1,370 @@
# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
from __future__ import annotations
import re
from typing import NewType, Union, cast
from .tags import InvalidTag, Tag, UnsortedTagsError, parse_tag
from .version import InvalidVersion, Version, _TrimmedRelease
__all__ = [
"BuildTag",
"InvalidName",
"InvalidSdistFilename",
"InvalidWheelFilename",
"NormalizedName",
"canonicalize_name",
"canonicalize_version",
"is_normalized_name",
"parse_sdist_filename",
"parse_wheel_filename",
]
def __dir__() -> list[str]:
return __all__
BuildTag = Union[tuple[()], tuple[int, str]]
"""
A wheel build tag: an empty tuple, or a ``(build number, build tag suffix)`` pair.
.. versionadded:: 20.9
"""
NormalizedName = NewType("NormalizedName", str)
"""
A :class:`typing.NewType` of :class:`str`, representing a normalized name.
.. versionadded:: 20.4
"""
class InvalidName(ValueError):
"""
An invalid distribution name; users should refer to the packaging user guide.
.. versionadded:: 23.2
"""
class InvalidWheelFilename(ValueError):
"""
An invalid wheel filename was found, users should refer to PEP 427.
.. versionadded:: 20.9
"""
class InvalidSdistFilename(ValueError):
"""
An invalid sdist filename was found, users should refer to the packaging user guide.
.. versionadded:: 20.9
"""
# Core metadata spec for `Name`
_validate_regex = re.compile(
r"[a-z0-9]|[a-z0-9][a-z0-9._-]*[a-z0-9]", re.IGNORECASE | re.ASCII
)
_normalized_regex = re.compile(r"[a-z0-9]+(?:-[a-z0-9]+)*", re.ASCII)
# PEP 427: The build number must start with a digit.
_build_tag_regex = re.compile(r"(\d+)(.*)", re.ASCII)
# PEP 427: Valid characters for an escaped project name in a wheel filename.
# Requires at least one character so an empty project name is rejected.
_wheel_name_regex = re.compile(r"^[\w._]+\Z", re.UNICODE)
def canonicalize_name(name: str, *, validate: bool = False) -> NormalizedName:
"""
This function takes a valid Python package or extra name, and returns the
normalized form of it.
The return type is typed as :class:`NormalizedName`. This allows type
checkers to help require that a string has passed through this function
before use.
If **validate** is true, then the function will check if **name** is a valid
distribution name before normalizing.
:param str name: The name to normalize.
:param bool validate: Check whether the name is a valid distribution name.
:raises InvalidName: If **validate** is true and the name is not an
acceptable distribution name.
>>> from packaging.utils import canonicalize_name
>>> canonicalize_name("Django")
'django'
>>> canonicalize_name("oslo.concurrency")
'oslo-concurrency'
>>> canonicalize_name("requests")
'requests'
.. versionadded:: 16.2
.. versionchanged:: 20.4
The return type was changed to :class:`NormalizedName`.
.. versionchanged:: 23.2
Added the *validate* keyword parameter.
"""
if validate and not _validate_regex.fullmatch(name):
raise InvalidName(f"name is invalid: {name!r}")
# Ensure all ``.`` and ``_`` are ``-``
# Emulates ``re.sub(r"[-_.]+", "-", name).lower()`` from PEP 503
# Much faster than re, and even faster than str.translate
value = name.lower().replace("_", "-").replace(".", "-")
# Condense repeats (faster than regex)
while "--" in value:
value = value.replace("--", "-")
return cast("NormalizedName", value)
def is_normalized_name(name: str) -> bool:
"""
Check if a name is a normalized project name (i.e. a valid name that
:func:`canonicalize_name` would roundtrip to the same value).
The roundtrip only characterizes normalized names for *valid* names. A name
must start and end with an ASCII letter or digit, which
:func:`canonicalize_name` does not enforce: it leaves a leading or trailing
hyphen in place, so such a name roundtrips without being normalized.
:param str name: The name to check.
>>> from packaging.utils import canonicalize_name, is_normalized_name
>>> is_normalized_name("requests")
True
>>> is_normalized_name("Django")
False
>>> canonicalize_name("_not_legal")
'-not-legal'
>>> is_normalized_name("-not-legal") # roundtrips, but not a valid name
False
.. versionadded:: 23.2
"""
return _normalized_regex.fullmatch(name) is not None
def canonicalize_version(
version: Version | str, *, strip_trailing_zero: bool = True
) -> str:
"""Return a canonical form of a version as a string.
This function takes a string representing a package version (or a
:class:`~packaging.version.Version` instance), and returns the
normalized form of it. By default, it strips trailing zeros from
the release segment.
>>> from packaging.utils import canonicalize_version
>>> canonicalize_version('1.0.1')
'1.0.1'
Per PEP 625, versions may have multiple canonical forms, differing
only by trailing zeros.
>>> canonicalize_version('1.0.0')
'1'
>>> canonicalize_version('1.0.0', strip_trailing_zero=False)
'1.0.0'
Invalid versions are returned unaltered.
>>> canonicalize_version('foo bar baz')
'foo bar baz'
>>> canonicalize_version('1.4.0.0.0')
'1.4'
.. versionadded:: 17.1
.. versionchanged:: 21.0
The return type was narrowed to :class:`str`.
.. versionchanged:: 22.0
Added the *strip_trailing_zero* keyword parameter.
"""
if isinstance(version, str):
try:
version = Version(version)
except InvalidVersion:
return str(version)
return str(_TrimmedRelease(version) if strip_trailing_zero else version)
def parse_wheel_filename(
filename: str,
*,
validate_order: bool = False,
) -> tuple[NormalizedName, Version, BuildTag, frozenset[Tag]]:
"""
This function takes the filename of a wheel file, and parses it,
returning a tuple of name, version, build number, and tags.
The name part of the tuple is normalized and typed as
:class:`NormalizedName`. The version portion is an instance of
:class:`~packaging.version.Version`. The build number is ``()`` if
there is no build number in the wheel filename, otherwise a
two-item tuple of an integer for the leading digits and
a string for the rest of the build number. The tags portion is a
frozen set of :class:`~packaging.tags.Tag` instances (as the tag
string format allows multiple tags to be combined into a single
string).
If **validate_order** is true, compressed tag set components are
checked to be in sorted order as required by PEP 425.
:param str filename: The name of the wheel file.
:param bool validate_order: Check whether compressed tag set components
are in sorted order.
:raises InvalidWheelFilename: If the filename in question
does not follow the :ref:`wheel specification
<pypug:binary-distribution-format>`.
>>> from packaging.utils import parse_wheel_filename
>>> from packaging.tags import Tag
>>> from packaging.version import Version
>>> name, ver, build, tags = parse_wheel_filename("foo-1.0-py3-none-any.whl")
>>> name
'foo'
>>> ver == Version('1.0')
True
>>> tags == {Tag("py3", "none", "any")}
True
>>> not build
True
.. versionadded:: 20.9
.. versionchanged:: 23.2
Raises :class:`InvalidWheelFilename` when the version component is invalid.
.. versionadded:: 26.1
The *validate_order* parameter.
.. versionchanged:: 26.3
Raises :class:`InvalidWheelFilename` when an interpreter component is
not an identifier, a tag set component is empty, or the project name is
empty.
"""
if not filename.endswith(".whl"):
raise InvalidWheelFilename(
f"Invalid wheel filename (extension must be '.whl'): {filename!r}"
)
filename = filename[:-4]
dashes = filename.count("-")
if dashes not in (4, 5):
raise InvalidWheelFilename(
f"Invalid wheel filename (wrong number of parts): {filename!r}"
)
parts = filename.split("-", dashes - 2)
name_part = parts[0]
# See PEP 427 for the rules on escaping the project name.
if "__" in name_part or _wheel_name_regex.match(name_part) is None:
raise InvalidWheelFilename(f"Invalid project name: {filename!r}")
name = canonicalize_name(name_part)
try:
version = Version(parts[1])
except InvalidVersion as e:
raise InvalidWheelFilename(
f"Invalid wheel filename (invalid version): {filename!r}"
) from e
if dashes == 5:
build_part = parts[2]
build_match = _build_tag_regex.match(build_part)
if build_match is None:
raise InvalidWheelFilename(
f"Invalid build number: {build_part} in {filename!r}"
)
build = cast("BuildTag", (int(build_match.group(1)), build_match.group(2)))
else:
build = ()
tag_str = parts[-1]
try:
tags = parse_tag(tag_str, validate_order=validate_order)
except UnsortedTagsError:
raise InvalidWheelFilename(
f"Invalid wheel filename (compressed tag set components must be in "
f"sorted order per PEP 425): {filename!r}"
) from None
except InvalidTag:
raise InvalidWheelFilename(
f"Invalid wheel filename (invalid tag component): {filename!r}"
) from None
return (name, version, build, tags)
def parse_sdist_filename(filename: str) -> tuple[NormalizedName, Version]:
"""
This function takes the filename of a sdist file (as specified
in the `Source distribution format`_ documentation), and parses
it, returning a tuple of the normalized name and version as
represented by an instance of :class:`~packaging.version.Version`.
:param str filename: The name of the sdist file.
:raises InvalidSdistFilename: If the filename does not end
with an sdist extension (``.zip`` or ``.tar.gz``), if it does not
contain a dash separating the name and the version of the distribution,
if the project name is empty, or if the version portion is not a valid
version.
>>> from packaging.utils import parse_sdist_filename
>>> from packaging.version import Version
>>> name, ver = parse_sdist_filename("foo-1.0.tar.gz")
>>> name
'foo'
>>> ver == Version('1.0')
True
.. versionadded:: 20.9
.. versionchanged:: 21.0
Added support for ``.zip`` source distributions.
.. versionchanged:: 23.2
Raises :class:`InvalidSdistFilename` when the version component is invalid.
.. versionchanged:: 26.3
Raises :class:`InvalidSdistFilename` on an empty project name.
.. _Source distribution format: https://packaging.python.org/specifications/source-distribution-format/#source-distribution-file-name
"""
if filename.endswith(".tar.gz"):
file_stem = filename[: -len(".tar.gz")]
elif filename.endswith(".zip"):
file_stem = filename[: -len(".zip")]
else:
raise InvalidSdistFilename(
f"Invalid sdist filename (extension must be '.tar.gz' or '.zip'):"
f" {filename!r}"
)
# We are requiring a PEP 440 version, which cannot contain dashes,
# so we split on the last dash.
name_part, sep, version_part = file_stem.rpartition("-")
if not sep:
raise InvalidSdistFilename(f"Invalid sdist filename: {filename!r}")
if not name_part:
raise InvalidSdistFilename(
f"Invalid sdist filename (empty project name): {filename!r}"
)
name = canonicalize_name(name_part)
try:
version = Version(version_part)
except InvalidVersion as e:
raise InvalidSdistFilename(
f"Invalid sdist filename (invalid version): {filename!r}"
) from e
return (name, version)
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@@ -0,0 +1,760 @@
@Switch01
A_Rog
Aakanksha Agrawal
Abhinav Sagar
ABHYUDAY PRATAP SINGH
abs51295
AceGentile
Adam Chainz
Adam Tse
Adam Wentz
admin
Adrien Morison
ahayrapetyan
Ahilya
AinsworthK
Akash Srivastava
Alan Yee
Albert Tugushev
Albert-Guan
albertg
Alberto Sottile
Aleks Bunin
Ales Erjavec
Alethea Flowers
Alex Gaynor
Alex Grönholm
Alex Hedges
Alex Loosley
Alex Morega
Alex Stachowiak
Alexander Shtyrov
Alexandre Conrad
Alexey Popravka
Aleš Erjavec
Alli
Ami Fischman
Ananya Maiti
Anatoly Techtonik
Anders Kaseorg
Andre Aguiar
Andreas Lutro
Andrei Geacar
Andrew Gaul
Andrew Shymanel
Andrey Bienkowski
Andrey Bulgakov
Andrés Delfino
Andy Freeland
Andy Kluger
Ani Hayrapetyan
Aniruddha Basak
Anish Tambe
Anrs Hu
Anthony Sottile
Antoine Musso
Anton Ovchinnikov
Anton Patrushev
Antonio Alvarado Hernandez
Antony Lee
Antti Kaihola
Anubhav Patel
Anudit Nagar
Anuj Godase
AQNOUCH Mohammed
AraHaan
Arindam Choudhury
Armin Ronacher
Artem
Arun Babu Neelicattu
Ashley Manton
Ashwin Ramaswami
atse
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‮rekcäH nitraM‮
@@ -0,0 +1 @@
pip
@@ -0,0 +1,20 @@
Copyright (c) 2008-present The pip developers (see AUTHORS.txt file)
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
@@ -0,0 +1,88 @@
Metadata-Version: 2.1
Name: pip
Version: 24.0
Summary: The PyPA recommended tool for installing Python packages.
Author-email: The pip developers <distutils-sig@python.org>
License: MIT
Project-URL: Homepage, https://pip.pypa.io/
Project-URL: Documentation, https://pip.pypa.io
Project-URL: Source, https://github.com/pypa/pip
Project-URL: Changelog, https://pip.pypa.io/en/stable/news/
Classifier: Development Status :: 5 - Production/Stable
Classifier: Intended Audience :: Developers
Classifier: License :: OSI Approved :: MIT License
Classifier: Topic :: Software Development :: Build Tools
Classifier: Programming Language :: Python
Classifier: Programming Language :: Python :: 3
Classifier: Programming Language :: Python :: 3 :: Only
Classifier: Programming Language :: Python :: 3.7
Classifier: Programming Language :: Python :: 3.8
Classifier: Programming Language :: Python :: 3.9
Classifier: Programming Language :: Python :: 3.10
Classifier: Programming Language :: Python :: 3.11
Classifier: Programming Language :: Python :: 3.12
Classifier: Programming Language :: Python :: Implementation :: CPython
Classifier: Programming Language :: Python :: Implementation :: PyPy
Requires-Python: >=3.7
Description-Content-Type: text/x-rst
License-File: LICENSE.txt
License-File: AUTHORS.txt
pip - The Python Package Installer
==================================
.. image:: https://img.shields.io/pypi/v/pip.svg
:target: https://pypi.org/project/pip/
:alt: PyPI
.. image:: https://img.shields.io/pypi/pyversions/pip
:target: https://pypi.org/project/pip
:alt: PyPI - Python Version
.. image:: https://readthedocs.org/projects/pip/badge/?version=latest
:target: https://pip.pypa.io/en/latest
:alt: Documentation
pip is the `package installer`_ for Python. You can use pip to install packages from the `Python Package Index`_ and other indexes.
Please take a look at our documentation for how to install and use pip:
* `Installation`_
* `Usage`_
We release updates regularly, with a new version every 3 months. Find more details in our documentation:
* `Release notes`_
* `Release process`_
If you find bugs, need help, or want to talk to the developers, please use our mailing lists or chat rooms:
* `Issue tracking`_
* `Discourse channel`_
* `User IRC`_
If you want to get involved head over to GitHub to get the source code, look at our development documentation and feel free to jump on the developer mailing lists and chat rooms:
* `GitHub page`_
* `Development documentation`_
* `Development IRC`_
Code of Conduct
---------------
Everyone interacting in the pip project's codebases, issue trackers, chat
rooms, and mailing lists is expected to follow the `PSF Code of Conduct`_.
.. _package installer: https://packaging.python.org/guides/tool-recommendations/
.. _Python Package Index: https://pypi.org
.. _Installation: https://pip.pypa.io/en/stable/installation/
.. _Usage: https://pip.pypa.io/en/stable/
.. _Release notes: https://pip.pypa.io/en/stable/news.html
.. _Release process: https://pip.pypa.io/en/latest/development/release-process/
.. _GitHub page: https://github.com/pypa/pip
.. _Development documentation: https://pip.pypa.io/en/latest/development
.. _Issue tracking: https://github.com/pypa/pip/issues
.. _Discourse channel: https://discuss.python.org/c/packaging
.. _User IRC: https://kiwiirc.com/nextclient/#ircs://irc.libera.chat:+6697/pypa
.. _Development IRC: https://kiwiirc.com/nextclient/#ircs://irc.libera.chat:+6697/pypa-dev
.. _PSF Code of Conduct: https://github.com/pypa/.github/blob/main/CODE_OF_CONDUCT.md
File diff suppressed because it is too large Load Diff
@@ -0,0 +1,5 @@
Wheel-Version: 1.0
Generator: bdist_wheel (0.42.0)
Root-Is-Purelib: true
Tag: py3-none-any
@@ -0,0 +1,4 @@
[console_scripts]
pip = pip._internal.cli.main:main
pip3 = pip._internal.cli.main:main
pip3.12 = pip._internal.cli.main:main
@@ -0,0 +1 @@
pip
@@ -0,0 +1,13 @@
from typing import List, Optional
__version__ = "24.0"
def main(args: Optional[List[str]] = None) -> int:
"""This is an internal API only meant for use by pip's own console scripts.
For additional details, see https://github.com/pypa/pip/issues/7498.
"""
from pip._internal.utils.entrypoints import _wrapper
return _wrapper(args)
@@ -0,0 +1,24 @@
import os
import sys
# Remove '' and current working directory from the first entry
# of sys.path, if present to avoid using current directory
# in pip commands check, freeze, install, list and show,
# when invoked as python -m pip <command>
if sys.path[0] in ("", os.getcwd()):
sys.path.pop(0)
# If we are running from a wheel, add the wheel to sys.path
# This allows the usage python pip-*.whl/pip install pip-*.whl
if __package__ == "":
# __file__ is pip-*.whl/pip/__main__.py
# first dirname call strips of '/__main__.py', second strips off '/pip'
# Resulting path is the name of the wheel itself
# Add that to sys.path so we can import pip
path = os.path.dirname(os.path.dirname(__file__))
sys.path.insert(0, path)
if __name__ == "__main__":
from pip._internal.cli.main import main as _main
sys.exit(_main())
@@ -0,0 +1,50 @@
"""Execute exactly this copy of pip, within a different environment.
This file is named as it is, to ensure that this module can't be imported via
an import statement.
"""
# /!\ This version compatibility check section must be Python 2 compatible. /!\
import sys
# Copied from setup.py
PYTHON_REQUIRES = (3, 7)
def version_str(version): # type: ignore
return ".".join(str(v) for v in version)
if sys.version_info[:2] < PYTHON_REQUIRES:
raise SystemExit(
"This version of pip does not support python {} (requires >={}).".format(
version_str(sys.version_info[:2]), version_str(PYTHON_REQUIRES)
)
)
# From here on, we can use Python 3 features, but the syntax must remain
# Python 2 compatible.
import runpy # noqa: E402
from importlib.machinery import PathFinder # noqa: E402
from os.path import dirname # noqa: E402
PIP_SOURCES_ROOT = dirname(dirname(__file__))
class PipImportRedirectingFinder:
@classmethod
def find_spec(self, fullname, path=None, target=None): # type: ignore
if fullname != "pip":
return None
spec = PathFinder.find_spec(fullname, [PIP_SOURCES_ROOT], target)
assert spec, (PIP_SOURCES_ROOT, fullname)
return spec
sys.meta_path.insert(0, PipImportRedirectingFinder())
assert __name__ == "__main__", "Cannot run __pip-runner__.py as a non-main module"
runpy.run_module("pip", run_name="__main__", alter_sys=True)
@@ -0,0 +1,18 @@
from typing import List, Optional
from pip._internal.utils import _log
# init_logging() must be called before any call to logging.getLogger()
# which happens at import of most modules.
_log.init_logging()
def main(args: (Optional[List[str]]) = None) -> int:
"""This is preserved for old console scripts that may still be referencing
it.
For additional details, see https://github.com/pypa/pip/issues/7498.
"""
from pip._internal.utils.entrypoints import _wrapper
return _wrapper(args)
@@ -0,0 +1,311 @@
"""Build Environment used for isolation during sdist building
"""
import logging
import os
import pathlib
import site
import sys
import textwrap
from collections import OrderedDict
from types import TracebackType
from typing import TYPE_CHECKING, Iterable, List, Optional, Set, Tuple, Type, Union
from pip._vendor.certifi import where
from pip._vendor.packaging.requirements import Requirement
from pip._vendor.packaging.version import Version
from pip import __file__ as pip_location
from pip._internal.cli.spinners import open_spinner
from pip._internal.locations import get_platlib, get_purelib, get_scheme
from pip._internal.metadata import get_default_environment, get_environment
from pip._internal.utils.subprocess import call_subprocess
from pip._internal.utils.temp_dir import TempDirectory, tempdir_kinds
if TYPE_CHECKING:
from pip._internal.index.package_finder import PackageFinder
logger = logging.getLogger(__name__)
def _dedup(a: str, b: str) -> Union[Tuple[str], Tuple[str, str]]:
return (a, b) if a != b else (a,)
class _Prefix:
def __init__(self, path: str) -> None:
self.path = path
self.setup = False
scheme = get_scheme("", prefix=path)
self.bin_dir = scheme.scripts
self.lib_dirs = _dedup(scheme.purelib, scheme.platlib)
def get_runnable_pip() -> str:
"""Get a file to pass to a Python executable, to run the currently-running pip.
This is used to run a pip subprocess, for installing requirements into the build
environment.
"""
source = pathlib.Path(pip_location).resolve().parent
if not source.is_dir():
# This would happen if someone is using pip from inside a zip file. In that
# case, we can use that directly.
return str(source)
return os.fsdecode(source / "__pip-runner__.py")
def _get_system_sitepackages() -> Set[str]:
"""Get system site packages
Usually from site.getsitepackages,
but fallback on `get_purelib()/get_platlib()` if unavailable
(e.g. in a virtualenv created by virtualenv<20)
Returns normalized set of strings.
"""
if hasattr(site, "getsitepackages"):
system_sites = site.getsitepackages()
else:
# virtualenv < 20 overwrites site.py without getsitepackages
# fallback on get_purelib/get_platlib.
# this is known to miss things, but shouldn't in the cases
# where getsitepackages() has been removed (inside a virtualenv)
system_sites = [get_purelib(), get_platlib()]
return {os.path.normcase(path) for path in system_sites}
class BuildEnvironment:
"""Creates and manages an isolated environment to install build deps"""
def __init__(self) -> None:
temp_dir = TempDirectory(kind=tempdir_kinds.BUILD_ENV, globally_managed=True)
self._prefixes = OrderedDict(
(name, _Prefix(os.path.join(temp_dir.path, name)))
for name in ("normal", "overlay")
)
self._bin_dirs: List[str] = []
self._lib_dirs: List[str] = []
for prefix in reversed(list(self._prefixes.values())):
self._bin_dirs.append(prefix.bin_dir)
self._lib_dirs.extend(prefix.lib_dirs)
# Customize site to:
# - ensure .pth files are honored
# - prevent access to system site packages
system_sites = _get_system_sitepackages()
self._site_dir = os.path.join(temp_dir.path, "site")
if not os.path.exists(self._site_dir):
os.mkdir(self._site_dir)
with open(
os.path.join(self._site_dir, "sitecustomize.py"), "w", encoding="utf-8"
) as fp:
fp.write(
textwrap.dedent(
"""
import os, site, sys
# First, drop system-sites related paths.
original_sys_path = sys.path[:]
known_paths = set()
for path in {system_sites!r}:
site.addsitedir(path, known_paths=known_paths)
system_paths = set(
os.path.normcase(path)
for path in sys.path[len(original_sys_path):]
)
original_sys_path = [
path for path in original_sys_path
if os.path.normcase(path) not in system_paths
]
sys.path = original_sys_path
# Second, add lib directories.
# ensuring .pth file are processed.
for path in {lib_dirs!r}:
assert not path in sys.path
site.addsitedir(path)
"""
).format(system_sites=system_sites, lib_dirs=self._lib_dirs)
)
def __enter__(self) -> None:
self._save_env = {
name: os.environ.get(name, None)
for name in ("PATH", "PYTHONNOUSERSITE", "PYTHONPATH")
}
path = self._bin_dirs[:]
old_path = self._save_env["PATH"]
if old_path:
path.extend(old_path.split(os.pathsep))
pythonpath = [self._site_dir]
os.environ.update(
{
"PATH": os.pathsep.join(path),
"PYTHONNOUSERSITE": "1",
"PYTHONPATH": os.pathsep.join(pythonpath),
}
)
def __exit__(
self,
exc_type: Optional[Type[BaseException]],
exc_val: Optional[BaseException],
exc_tb: Optional[TracebackType],
) -> None:
for varname, old_value in self._save_env.items():
if old_value is None:
os.environ.pop(varname, None)
else:
os.environ[varname] = old_value
def check_requirements(
self, reqs: Iterable[str]
) -> Tuple[Set[Tuple[str, str]], Set[str]]:
"""Return 2 sets:
- conflicting requirements: set of (installed, wanted) reqs tuples
- missing requirements: set of reqs
"""
missing = set()
conflicting = set()
if reqs:
env = (
get_environment(self._lib_dirs)
if hasattr(self, "_lib_dirs")
else get_default_environment()
)
for req_str in reqs:
req = Requirement(req_str)
# We're explicitly evaluating with an empty extra value, since build
# environments are not provided any mechanism to select specific extras.
if req.marker is not None and not req.marker.evaluate({"extra": ""}):
continue
dist = env.get_distribution(req.name)
if not dist:
missing.add(req_str)
continue
if isinstance(dist.version, Version):
installed_req_str = f"{req.name}=={dist.version}"
else:
installed_req_str = f"{req.name}==={dist.version}"
if not req.specifier.contains(dist.version, prereleases=True):
conflicting.add((installed_req_str, req_str))
# FIXME: Consider direct URL?
return conflicting, missing
def install_requirements(
self,
finder: "PackageFinder",
requirements: Iterable[str],
prefix_as_string: str,
*,
kind: str,
) -> None:
prefix = self._prefixes[prefix_as_string]
assert not prefix.setup
prefix.setup = True
if not requirements:
return
self._install_requirements(
get_runnable_pip(),
finder,
requirements,
prefix,
kind=kind,
)
@staticmethod
def _install_requirements(
pip_runnable: str,
finder: "PackageFinder",
requirements: Iterable[str],
prefix: _Prefix,
*,
kind: str,
) -> None:
args: List[str] = [
sys.executable,
pip_runnable,
"install",
"--ignore-installed",
"--no-user",
"--prefix",
prefix.path,
"--no-warn-script-location",
]
if logger.getEffectiveLevel() <= logging.DEBUG:
args.append("-v")
for format_control in ("no_binary", "only_binary"):
formats = getattr(finder.format_control, format_control)
args.extend(
(
"--" + format_control.replace("_", "-"),
",".join(sorted(formats or {":none:"})),
)
)
index_urls = finder.index_urls
if index_urls:
args.extend(["-i", index_urls[0]])
for extra_index in index_urls[1:]:
args.extend(["--extra-index-url", extra_index])
else:
args.append("--no-index")
for link in finder.find_links:
args.extend(["--find-links", link])
for host in finder.trusted_hosts:
args.extend(["--trusted-host", host])
if finder.allow_all_prereleases:
args.append("--pre")
if finder.prefer_binary:
args.append("--prefer-binary")
args.append("--")
args.extend(requirements)
extra_environ = {"_PIP_STANDALONE_CERT": where()}
with open_spinner(f"Installing {kind}") as spinner:
call_subprocess(
args,
command_desc=f"pip subprocess to install {kind}",
spinner=spinner,
extra_environ=extra_environ,
)
class NoOpBuildEnvironment(BuildEnvironment):
"""A no-op drop-in replacement for BuildEnvironment"""
def __init__(self) -> None:
pass
def __enter__(self) -> None:
pass
def __exit__(
self,
exc_type: Optional[Type[BaseException]],
exc_val: Optional[BaseException],
exc_tb: Optional[TracebackType],
) -> None:
pass
def cleanup(self) -> None:
pass
def install_requirements(
self,
finder: "PackageFinder",
requirements: Iterable[str],
prefix_as_string: str,
*,
kind: str,
) -> None:
raise NotImplementedError()
@@ -0,0 +1,290 @@
"""Cache Management
"""
import hashlib
import json
import logging
import os
from pathlib import Path
from typing import Any, Dict, List, Optional
from pip._vendor.packaging.tags import Tag, interpreter_name, interpreter_version
from pip._vendor.packaging.utils import canonicalize_name
from pip._internal.exceptions import InvalidWheelFilename
from pip._internal.models.direct_url import DirectUrl
from pip._internal.models.link import Link
from pip._internal.models.wheel import Wheel
from pip._internal.utils.temp_dir import TempDirectory, tempdir_kinds
from pip._internal.utils.urls import path_to_url
logger = logging.getLogger(__name__)
ORIGIN_JSON_NAME = "origin.json"
def _hash_dict(d: Dict[str, str]) -> str:
"""Return a stable sha224 of a dictionary."""
s = json.dumps(d, sort_keys=True, separators=(",", ":"), ensure_ascii=True)
return hashlib.sha224(s.encode("ascii")).hexdigest()
class Cache:
"""An abstract class - provides cache directories for data from links
:param cache_dir: The root of the cache.
"""
def __init__(self, cache_dir: str) -> None:
super().__init__()
assert not cache_dir or os.path.isabs(cache_dir)
self.cache_dir = cache_dir or None
def _get_cache_path_parts(self, link: Link) -> List[str]:
"""Get parts of part that must be os.path.joined with cache_dir"""
# We want to generate an url to use as our cache key, we don't want to
# just re-use the URL because it might have other items in the fragment
# and we don't care about those.
key_parts = {"url": link.url_without_fragment}
if link.hash_name is not None and link.hash is not None:
key_parts[link.hash_name] = link.hash
if link.subdirectory_fragment:
key_parts["subdirectory"] = link.subdirectory_fragment
# Include interpreter name, major and minor version in cache key
# to cope with ill-behaved sdists that build a different wheel
# depending on the python version their setup.py is being run on,
# and don't encode the difference in compatibility tags.
# https://github.com/pypa/pip/issues/7296
key_parts["interpreter_name"] = interpreter_name()
key_parts["interpreter_version"] = interpreter_version()
# Encode our key url with sha224, we'll use this because it has similar
# security properties to sha256, but with a shorter total output (and
# thus less secure). However the differences don't make a lot of
# difference for our use case here.
hashed = _hash_dict(key_parts)
# We want to nest the directories some to prevent having a ton of top
# level directories where we might run out of sub directories on some
# FS.
parts = [hashed[:2], hashed[2:4], hashed[4:6], hashed[6:]]
return parts
def _get_candidates(self, link: Link, canonical_package_name: str) -> List[Any]:
can_not_cache = not self.cache_dir or not canonical_package_name or not link
if can_not_cache:
return []
path = self.get_path_for_link(link)
if os.path.isdir(path):
return [(candidate, path) for candidate in os.listdir(path)]
return []
def get_path_for_link(self, link: Link) -> str:
"""Return a directory to store cached items in for link."""
raise NotImplementedError()
def get(
self,
link: Link,
package_name: Optional[str],
supported_tags: List[Tag],
) -> Link:
"""Returns a link to a cached item if it exists, otherwise returns the
passed link.
"""
raise NotImplementedError()
class SimpleWheelCache(Cache):
"""A cache of wheels for future installs."""
def __init__(self, cache_dir: str) -> None:
super().__init__(cache_dir)
def get_path_for_link(self, link: Link) -> str:
"""Return a directory to store cached wheels for link
Because there are M wheels for any one sdist, we provide a directory
to cache them in, and then consult that directory when looking up
cache hits.
We only insert things into the cache if they have plausible version
numbers, so that we don't contaminate the cache with things that were
not unique. E.g. ./package might have dozens of installs done for it
and build a version of 0.0...and if we built and cached a wheel, we'd
end up using the same wheel even if the source has been edited.
:param link: The link of the sdist for which this will cache wheels.
"""
parts = self._get_cache_path_parts(link)
assert self.cache_dir
# Store wheels within the root cache_dir
return os.path.join(self.cache_dir, "wheels", *parts)
def get(
self,
link: Link,
package_name: Optional[str],
supported_tags: List[Tag],
) -> Link:
candidates = []
if not package_name:
return link
canonical_package_name = canonicalize_name(package_name)
for wheel_name, wheel_dir in self._get_candidates(link, canonical_package_name):
try:
wheel = Wheel(wheel_name)
except InvalidWheelFilename:
continue
if canonicalize_name(wheel.name) != canonical_package_name:
logger.debug(
"Ignoring cached wheel %s for %s as it "
"does not match the expected distribution name %s.",
wheel_name,
link,
package_name,
)
continue
if not wheel.supported(supported_tags):
# Built for a different python/arch/etc
continue
candidates.append(
(
wheel.support_index_min(supported_tags),
wheel_name,
wheel_dir,
)
)
if not candidates:
return link
_, wheel_name, wheel_dir = min(candidates)
return Link(path_to_url(os.path.join(wheel_dir, wheel_name)))
class EphemWheelCache(SimpleWheelCache):
"""A SimpleWheelCache that creates it's own temporary cache directory"""
def __init__(self) -> None:
self._temp_dir = TempDirectory(
kind=tempdir_kinds.EPHEM_WHEEL_CACHE,
globally_managed=True,
)
super().__init__(self._temp_dir.path)
class CacheEntry:
def __init__(
self,
link: Link,
persistent: bool,
):
self.link = link
self.persistent = persistent
self.origin: Optional[DirectUrl] = None
origin_direct_url_path = Path(self.link.file_path).parent / ORIGIN_JSON_NAME
if origin_direct_url_path.exists():
try:
self.origin = DirectUrl.from_json(
origin_direct_url_path.read_text(encoding="utf-8")
)
except Exception as e:
logger.warning(
"Ignoring invalid cache entry origin file %s for %s (%s)",
origin_direct_url_path,
link.filename,
e,
)
class WheelCache(Cache):
"""Wraps EphemWheelCache and SimpleWheelCache into a single Cache
This Cache allows for gracefully degradation, using the ephem wheel cache
when a certain link is not found in the simple wheel cache first.
"""
def __init__(self, cache_dir: str) -> None:
super().__init__(cache_dir)
self._wheel_cache = SimpleWheelCache(cache_dir)
self._ephem_cache = EphemWheelCache()
def get_path_for_link(self, link: Link) -> str:
return self._wheel_cache.get_path_for_link(link)
def get_ephem_path_for_link(self, link: Link) -> str:
return self._ephem_cache.get_path_for_link(link)
def get(
self,
link: Link,
package_name: Optional[str],
supported_tags: List[Tag],
) -> Link:
cache_entry = self.get_cache_entry(link, package_name, supported_tags)
if cache_entry is None:
return link
return cache_entry.link
def get_cache_entry(
self,
link: Link,
package_name: Optional[str],
supported_tags: List[Tag],
) -> Optional[CacheEntry]:
"""Returns a CacheEntry with a link to a cached item if it exists or
None. The cache entry indicates if the item was found in the persistent
or ephemeral cache.
"""
retval = self._wheel_cache.get(
link=link,
package_name=package_name,
supported_tags=supported_tags,
)
if retval is not link:
return CacheEntry(retval, persistent=True)
retval = self._ephem_cache.get(
link=link,
package_name=package_name,
supported_tags=supported_tags,
)
if retval is not link:
return CacheEntry(retval, persistent=False)
return None
@staticmethod
def record_download_origin(cache_dir: str, download_info: DirectUrl) -> None:
origin_path = Path(cache_dir) / ORIGIN_JSON_NAME
if origin_path.exists():
try:
origin = DirectUrl.from_json(origin_path.read_text(encoding="utf-8"))
except Exception as e:
logger.warning(
"Could not read origin file %s in cache entry (%s). "
"Will attempt to overwrite it.",
origin_path,
e,
)
else:
# TODO: use DirectUrl.equivalent when
# https://github.com/pypa/pip/pull/10564 is merged.
if origin.url != download_info.url:
logger.warning(
"Origin URL %s in cache entry %s does not match download URL "
"%s. This is likely a pip bug or a cache corruption issue. "
"Will overwrite it with the new value.",
origin.url,
cache_dir,
download_info.url,
)
origin_path.write_text(download_info.to_json(), encoding="utf-8")
@@ -0,0 +1,4 @@
"""Subpackage containing all of pip's command line interface related code
"""
# This file intentionally does not import submodules
@@ -0,0 +1,172 @@
"""Logic that powers autocompletion installed by ``pip completion``.
"""
import optparse
import os
import sys
from itertools import chain
from typing import Any, Iterable, List, Optional
from pip._internal.cli.main_parser import create_main_parser
from pip._internal.commands import commands_dict, create_command
from pip._internal.metadata import get_default_environment
def autocomplete() -> None:
"""Entry Point for completion of main and subcommand options."""
# Don't complete if user hasn't sourced bash_completion file.
if "PIP_AUTO_COMPLETE" not in os.environ:
return
cwords = os.environ["COMP_WORDS"].split()[1:]
cword = int(os.environ["COMP_CWORD"])
try:
current = cwords[cword - 1]
except IndexError:
current = ""
parser = create_main_parser()
subcommands = list(commands_dict)
options = []
# subcommand
subcommand_name: Optional[str] = None
for word in cwords:
if word in subcommands:
subcommand_name = word
break
# subcommand options
if subcommand_name is not None:
# special case: 'help' subcommand has no options
if subcommand_name == "help":
sys.exit(1)
# special case: list locally installed dists for show and uninstall
should_list_installed = not current.startswith("-") and subcommand_name in [
"show",
"uninstall",
]
if should_list_installed:
env = get_default_environment()
lc = current.lower()
installed = [
dist.canonical_name
for dist in env.iter_installed_distributions(local_only=True)
if dist.canonical_name.startswith(lc)
and dist.canonical_name not in cwords[1:]
]
# if there are no dists installed, fall back to option completion
if installed:
for dist in installed:
print(dist)
sys.exit(1)
should_list_installables = (
not current.startswith("-") and subcommand_name == "install"
)
if should_list_installables:
for path in auto_complete_paths(current, "path"):
print(path)
sys.exit(1)
subcommand = create_command(subcommand_name)
for opt in subcommand.parser.option_list_all:
if opt.help != optparse.SUPPRESS_HELP:
options += [
(opt_str, opt.nargs) for opt_str in opt._long_opts + opt._short_opts
]
# filter out previously specified options from available options
prev_opts = [x.split("=")[0] for x in cwords[1 : cword - 1]]
options = [(x, v) for (x, v) in options if x not in prev_opts]
# filter options by current input
options = [(k, v) for k, v in options if k.startswith(current)]
# get completion type given cwords and available subcommand options
completion_type = get_path_completion_type(
cwords,
cword,
subcommand.parser.option_list_all,
)
# get completion files and directories if ``completion_type`` is
# ``<file>``, ``<dir>`` or ``<path>``
if completion_type:
paths = auto_complete_paths(current, completion_type)
options = [(path, 0) for path in paths]
for option in options:
opt_label = option[0]
# append '=' to options which require args
if option[1] and option[0][:2] == "--":
opt_label += "="
print(opt_label)
else:
# show main parser options only when necessary
opts = [i.option_list for i in parser.option_groups]
opts.append(parser.option_list)
flattened_opts = chain.from_iterable(opts)
if current.startswith("-"):
for opt in flattened_opts:
if opt.help != optparse.SUPPRESS_HELP:
subcommands += opt._long_opts + opt._short_opts
else:
# get completion type given cwords and all available options
completion_type = get_path_completion_type(cwords, cword, flattened_opts)
if completion_type:
subcommands = list(auto_complete_paths(current, completion_type))
print(" ".join([x for x in subcommands if x.startswith(current)]))
sys.exit(1)
def get_path_completion_type(
cwords: List[str], cword: int, opts: Iterable[Any]
) -> Optional[str]:
"""Get the type of path completion (``file``, ``dir``, ``path`` or None)
:param cwords: same as the environmental variable ``COMP_WORDS``
:param cword: same as the environmental variable ``COMP_CWORD``
:param opts: The available options to check
:return: path completion type (``file``, ``dir``, ``path`` or None)
"""
if cword < 2 or not cwords[cword - 2].startswith("-"):
return None
for opt in opts:
if opt.help == optparse.SUPPRESS_HELP:
continue
for o in str(opt).split("/"):
if cwords[cword - 2].split("=")[0] == o:
if not opt.metavar or any(
x in ("path", "file", "dir") for x in opt.metavar.split("/")
):
return opt.metavar
return None
def auto_complete_paths(current: str, completion_type: str) -> Iterable[str]:
"""If ``completion_type`` is ``file`` or ``path``, list all regular files
and directories starting with ``current``; otherwise only list directories
starting with ``current``.
:param current: The word to be completed
:param completion_type: path completion type(``file``, ``path`` or ``dir``)
:return: A generator of regular files and/or directories
"""
directory, filename = os.path.split(current)
current_path = os.path.abspath(directory)
# Don't complete paths if they can't be accessed
if not os.access(current_path, os.R_OK):
return
filename = os.path.normcase(filename)
# list all files that start with ``filename``
file_list = (
x for x in os.listdir(current_path) if os.path.normcase(x).startswith(filename)
)
for f in file_list:
opt = os.path.join(current_path, f)
comp_file = os.path.normcase(os.path.join(directory, f))
# complete regular files when there is not ``<dir>`` after option
# complete directories when there is ``<file>``, ``<path>`` or
# ``<dir>``after option
if completion_type != "dir" and os.path.isfile(opt):
yield comp_file
elif os.path.isdir(opt):
yield os.path.join(comp_file, "")
@@ -0,0 +1,236 @@
"""Base Command class, and related routines"""
import functools
import logging
import logging.config
import optparse
import os
import sys
import traceback
from optparse import Values
from typing import Any, Callable, List, Optional, Tuple
from pip._vendor.rich import traceback as rich_traceback
from pip._internal.cli import cmdoptions
from pip._internal.cli.command_context import CommandContextMixIn
from pip._internal.cli.parser import ConfigOptionParser, UpdatingDefaultsHelpFormatter
from pip._internal.cli.status_codes import (
ERROR,
PREVIOUS_BUILD_DIR_ERROR,
UNKNOWN_ERROR,
VIRTUALENV_NOT_FOUND,
)
from pip._internal.exceptions import (
BadCommand,
CommandError,
DiagnosticPipError,
InstallationError,
NetworkConnectionError,
PreviousBuildDirError,
UninstallationError,
)
from pip._internal.utils.filesystem import check_path_owner
from pip._internal.utils.logging import BrokenStdoutLoggingError, setup_logging
from pip._internal.utils.misc import get_prog, normalize_path
from pip._internal.utils.temp_dir import TempDirectoryTypeRegistry as TempDirRegistry
from pip._internal.utils.temp_dir import global_tempdir_manager, tempdir_registry
from pip._internal.utils.virtualenv import running_under_virtualenv
__all__ = ["Command"]
logger = logging.getLogger(__name__)
class Command(CommandContextMixIn):
usage: str = ""
ignore_require_venv: bool = False
def __init__(self, name: str, summary: str, isolated: bool = False) -> None:
super().__init__()
self.name = name
self.summary = summary
self.parser = ConfigOptionParser(
usage=self.usage,
prog=f"{get_prog()} {name}",
formatter=UpdatingDefaultsHelpFormatter(),
add_help_option=False,
name=name,
description=self.__doc__,
isolated=isolated,
)
self.tempdir_registry: Optional[TempDirRegistry] = None
# Commands should add options to this option group
optgroup_name = f"{self.name.capitalize()} Options"
self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name)
# Add the general options
gen_opts = cmdoptions.make_option_group(
cmdoptions.general_group,
self.parser,
)
self.parser.add_option_group(gen_opts)
self.add_options()
def add_options(self) -> None:
pass
def handle_pip_version_check(self, options: Values) -> None:
"""
This is a no-op so that commands by default do not do the pip version
check.
"""
# Make sure we do the pip version check if the index_group options
# are present.
assert not hasattr(options, "no_index")
def run(self, options: Values, args: List[str]) -> int:
raise NotImplementedError
def parse_args(self, args: List[str]) -> Tuple[Values, List[str]]:
# factored out for testability
return self.parser.parse_args(args)
def main(self, args: List[str]) -> int:
try:
with self.main_context():
return self._main(args)
finally:
logging.shutdown()
def _main(self, args: List[str]) -> int:
# We must initialize this before the tempdir manager, otherwise the
# configuration would not be accessible by the time we clean up the
# tempdir manager.
self.tempdir_registry = self.enter_context(tempdir_registry())
# Intentionally set as early as possible so globally-managed temporary
# directories are available to the rest of the code.
self.enter_context(global_tempdir_manager())
options, args = self.parse_args(args)
# Set verbosity so that it can be used elsewhere.
self.verbosity = options.verbose - options.quiet
level_number = setup_logging(
verbosity=self.verbosity,
no_color=options.no_color,
user_log_file=options.log,
)
always_enabled_features = set(options.features_enabled) & set(
cmdoptions.ALWAYS_ENABLED_FEATURES
)
if always_enabled_features:
logger.warning(
"The following features are always enabled: %s. ",
", ".join(sorted(always_enabled_features)),
)
# Make sure that the --python argument isn't specified after the
# subcommand. We can tell, because if --python was specified,
# we should only reach this point if we're running in the created
# subprocess, which has the _PIP_RUNNING_IN_SUBPROCESS environment
# variable set.
if options.python and "_PIP_RUNNING_IN_SUBPROCESS" not in os.environ:
logger.critical(
"The --python option must be placed before the pip subcommand name"
)
sys.exit(ERROR)
# TODO: Try to get these passing down from the command?
# without resorting to os.environ to hold these.
# This also affects isolated builds and it should.
if options.no_input:
os.environ["PIP_NO_INPUT"] = "1"
if options.exists_action:
os.environ["PIP_EXISTS_ACTION"] = " ".join(options.exists_action)
if options.require_venv and not self.ignore_require_venv:
# If a venv is required check if it can really be found
if not running_under_virtualenv():
logger.critical("Could not find an activated virtualenv (required).")
sys.exit(VIRTUALENV_NOT_FOUND)
if options.cache_dir:
options.cache_dir = normalize_path(options.cache_dir)
if not check_path_owner(options.cache_dir):
logger.warning(
"The directory '%s' or its parent directory is not owned "
"or is not writable by the current user. The cache "
"has been disabled. Check the permissions and owner of "
"that directory. If executing pip with sudo, you should "
"use sudo's -H flag.",
options.cache_dir,
)
options.cache_dir = None
def intercepts_unhandled_exc(
run_func: Callable[..., int]
) -> Callable[..., int]:
@functools.wraps(run_func)
def exc_logging_wrapper(*args: Any) -> int:
try:
status = run_func(*args)
assert isinstance(status, int)
return status
except DiagnosticPipError as exc:
logger.error("%s", exc, extra={"rich": True})
logger.debug("Exception information:", exc_info=True)
return ERROR
except PreviousBuildDirError as exc:
logger.critical(str(exc))
logger.debug("Exception information:", exc_info=True)
return PREVIOUS_BUILD_DIR_ERROR
except (
InstallationError,
UninstallationError,
BadCommand,
NetworkConnectionError,
) as exc:
logger.critical(str(exc))
logger.debug("Exception information:", exc_info=True)
return ERROR
except CommandError as exc:
logger.critical("%s", exc)
logger.debug("Exception information:", exc_info=True)
return ERROR
except BrokenStdoutLoggingError:
# Bypass our logger and write any remaining messages to
# stderr because stdout no longer works.
print("ERROR: Pipe to stdout was broken", file=sys.stderr)
if level_number <= logging.DEBUG:
traceback.print_exc(file=sys.stderr)
return ERROR
except KeyboardInterrupt:
logger.critical("Operation cancelled by user")
logger.debug("Exception information:", exc_info=True)
return ERROR
except BaseException:
logger.critical("Exception:", exc_info=True)
return UNKNOWN_ERROR
return exc_logging_wrapper
try:
if not options.debug_mode:
run = intercepts_unhandled_exc(self.run)
else:
run = self.run
rich_traceback.install(show_locals=True)
return run(options, args)
finally:
self.handle_pip_version_check(options)
File diff suppressed because it is too large Load Diff
@@ -0,0 +1,27 @@
from contextlib import ExitStack, contextmanager
from typing import ContextManager, Generator, TypeVar
_T = TypeVar("_T", covariant=True)
class CommandContextMixIn:
def __init__(self) -> None:
super().__init__()
self._in_main_context = False
self._main_context = ExitStack()
@contextmanager
def main_context(self) -> Generator[None, None, None]:
assert not self._in_main_context
self._in_main_context = True
try:
with self._main_context:
yield
finally:
self._in_main_context = False
def enter_context(self, context_provider: ContextManager[_T]) -> _T:
assert self._in_main_context
return self._main_context.enter_context(context_provider)
@@ -0,0 +1,79 @@
"""Primary application entrypoint.
"""
import locale
import logging
import os
import sys
import warnings
from typing import List, Optional
from pip._internal.cli.autocompletion import autocomplete
from pip._internal.cli.main_parser import parse_command
from pip._internal.commands import create_command
from pip._internal.exceptions import PipError
from pip._internal.utils import deprecation
logger = logging.getLogger(__name__)
# Do not import and use main() directly! Using it directly is actively
# discouraged by pip's maintainers. The name, location and behavior of
# this function is subject to change, so calling it directly is not
# portable across different pip versions.
# In addition, running pip in-process is unsupported and unsafe. This is
# elaborated in detail at
# https://pip.pypa.io/en/stable/user_guide/#using-pip-from-your-program.
# That document also provides suggestions that should work for nearly
# all users that are considering importing and using main() directly.
# However, we know that certain users will still want to invoke pip
# in-process. If you understand and accept the implications of using pip
# in an unsupported manner, the best approach is to use runpy to avoid
# depending on the exact location of this entry point.
# The following example shows how to use runpy to invoke pip in that
# case:
#
# sys.argv = ["pip", your, args, here]
# runpy.run_module("pip", run_name="__main__")
#
# Note that this will exit the process after running, unlike a direct
# call to main. As it is not safe to do any processing after calling
# main, this should not be an issue in practice.
def main(args: Optional[List[str]] = None) -> int:
if args is None:
args = sys.argv[1:]
# Suppress the pkg_resources deprecation warning
# Note - we use a module of .*pkg_resources to cover
# the normal case (pip._vendor.pkg_resources) and the
# devendored case (a bare pkg_resources)
warnings.filterwarnings(
action="ignore", category=DeprecationWarning, module=".*pkg_resources"
)
# Configure our deprecation warnings to be sent through loggers
deprecation.install_warning_logger()
autocomplete()
try:
cmd_name, cmd_args = parse_command(args)
except PipError as exc:
sys.stderr.write(f"ERROR: {exc}")
sys.stderr.write(os.linesep)
sys.exit(1)
# Needed for locale.getpreferredencoding(False) to work
# in pip._internal.utils.encoding.auto_decode
try:
locale.setlocale(locale.LC_ALL, "")
except locale.Error as e:
# setlocale can apparently crash if locale are uninitialized
logger.debug("Ignoring error %s when setting locale", e)
command = create_command(cmd_name, isolated=("--isolated" in cmd_args))
return command.main(cmd_args)
@@ -0,0 +1,134 @@
"""A single place for constructing and exposing the main parser
"""
import os
import subprocess
import sys
from typing import List, Optional, Tuple
from pip._internal.build_env import get_runnable_pip
from pip._internal.cli import cmdoptions
from pip._internal.cli.parser import ConfigOptionParser, UpdatingDefaultsHelpFormatter
from pip._internal.commands import commands_dict, get_similar_commands
from pip._internal.exceptions import CommandError
from pip._internal.utils.misc import get_pip_version, get_prog
__all__ = ["create_main_parser", "parse_command"]
def create_main_parser() -> ConfigOptionParser:
"""Creates and returns the main parser for pip's CLI"""
parser = ConfigOptionParser(
usage="\n%prog <command> [options]",
add_help_option=False,
formatter=UpdatingDefaultsHelpFormatter(),
name="global",
prog=get_prog(),
)
parser.disable_interspersed_args()
parser.version = get_pip_version()
# add the general options
gen_opts = cmdoptions.make_option_group(cmdoptions.general_group, parser)
parser.add_option_group(gen_opts)
# so the help formatter knows
parser.main = True # type: ignore
# create command listing for description
description = [""] + [
f"{name:27} {command_info.summary}"
for name, command_info in commands_dict.items()
]
parser.description = "\n".join(description)
return parser
def identify_python_interpreter(python: str) -> Optional[str]:
# If the named file exists, use it.
# If it's a directory, assume it's a virtual environment and
# look for the environment's Python executable.
if os.path.exists(python):
if os.path.isdir(python):
# bin/python for Unix, Scripts/python.exe for Windows
# Try both in case of odd cases like cygwin.
for exe in ("bin/python", "Scripts/python.exe"):
py = os.path.join(python, exe)
if os.path.exists(py):
return py
else:
return python
# Could not find the interpreter specified
return None
def parse_command(args: List[str]) -> Tuple[str, List[str]]:
parser = create_main_parser()
# Note: parser calls disable_interspersed_args(), so the result of this
# call is to split the initial args into the general options before the
# subcommand and everything else.
# For example:
# args: ['--timeout=5', 'install', '--user', 'INITools']
# general_options: ['--timeout==5']
# args_else: ['install', '--user', 'INITools']
general_options, args_else = parser.parse_args(args)
# --python
if general_options.python and "_PIP_RUNNING_IN_SUBPROCESS" not in os.environ:
# Re-invoke pip using the specified Python interpreter
interpreter = identify_python_interpreter(general_options.python)
if interpreter is None:
raise CommandError(
f"Could not locate Python interpreter {general_options.python}"
)
pip_cmd = [
interpreter,
get_runnable_pip(),
]
pip_cmd.extend(args)
# Set a flag so the child doesn't re-invoke itself, causing
# an infinite loop.
os.environ["_PIP_RUNNING_IN_SUBPROCESS"] = "1"
returncode = 0
try:
proc = subprocess.run(pip_cmd)
returncode = proc.returncode
except (subprocess.SubprocessError, OSError) as exc:
raise CommandError(f"Failed to run pip under {interpreter}: {exc}")
sys.exit(returncode)
# --version
if general_options.version:
sys.stdout.write(parser.version)
sys.stdout.write(os.linesep)
sys.exit()
# pip || pip help -> print_help()
if not args_else or (args_else[0] == "help" and len(args_else) == 1):
parser.print_help()
sys.exit()
# the subcommand name
cmd_name = args_else[0]
if cmd_name not in commands_dict:
guess = get_similar_commands(cmd_name)
msg = [f'unknown command "{cmd_name}"']
if guess:
msg.append(f'maybe you meant "{guess}"')
raise CommandError(" - ".join(msg))
# all the args without the subcommand
cmd_args = args[:]
cmd_args.remove(cmd_name)
return cmd_name, cmd_args
@@ -0,0 +1,294 @@
"""Base option parser setup"""
import logging
import optparse
import shutil
import sys
import textwrap
from contextlib import suppress
from typing import Any, Dict, Generator, List, Tuple
from pip._internal.cli.status_codes import UNKNOWN_ERROR
from pip._internal.configuration import Configuration, ConfigurationError
from pip._internal.utils.misc import redact_auth_from_url, strtobool
logger = logging.getLogger(__name__)
class PrettyHelpFormatter(optparse.IndentedHelpFormatter):
"""A prettier/less verbose help formatter for optparse."""
def __init__(self, *args: Any, **kwargs: Any) -> None:
# help position must be aligned with __init__.parseopts.description
kwargs["max_help_position"] = 30
kwargs["indent_increment"] = 1
kwargs["width"] = shutil.get_terminal_size()[0] - 2
super().__init__(*args, **kwargs)
def format_option_strings(self, option: optparse.Option) -> str:
return self._format_option_strings(option)
def _format_option_strings(
self, option: optparse.Option, mvarfmt: str = " <{}>", optsep: str = ", "
) -> str:
"""
Return a comma-separated list of option strings and metavars.
:param option: tuple of (short opt, long opt), e.g: ('-f', '--format')
:param mvarfmt: metavar format string
:param optsep: separator
"""
opts = []
if option._short_opts:
opts.append(option._short_opts[0])
if option._long_opts:
opts.append(option._long_opts[0])
if len(opts) > 1:
opts.insert(1, optsep)
if option.takes_value():
assert option.dest is not None
metavar = option.metavar or option.dest.lower()
opts.append(mvarfmt.format(metavar.lower()))
return "".join(opts)
def format_heading(self, heading: str) -> str:
if heading == "Options":
return ""
return heading + ":\n"
def format_usage(self, usage: str) -> str:
"""
Ensure there is only one newline between usage and the first heading
if there is no description.
"""
msg = "\nUsage: {}\n".format(self.indent_lines(textwrap.dedent(usage), " "))
return msg
def format_description(self, description: str) -> str:
# leave full control over description to us
if description:
if hasattr(self.parser, "main"):
label = "Commands"
else:
label = "Description"
# some doc strings have initial newlines, some don't
description = description.lstrip("\n")
# some doc strings have final newlines and spaces, some don't
description = description.rstrip()
# dedent, then reindent
description = self.indent_lines(textwrap.dedent(description), " ")
description = f"{label}:\n{description}\n"
return description
else:
return ""
def format_epilog(self, epilog: str) -> str:
# leave full control over epilog to us
if epilog:
return epilog
else:
return ""
def indent_lines(self, text: str, indent: str) -> str:
new_lines = [indent + line for line in text.split("\n")]
return "\n".join(new_lines)
class UpdatingDefaultsHelpFormatter(PrettyHelpFormatter):
"""Custom help formatter for use in ConfigOptionParser.
This is updates the defaults before expanding them, allowing
them to show up correctly in the help listing.
Also redact auth from url type options
"""
def expand_default(self, option: optparse.Option) -> str:
default_values = None
if self.parser is not None:
assert isinstance(self.parser, ConfigOptionParser)
self.parser._update_defaults(self.parser.defaults)
assert option.dest is not None
default_values = self.parser.defaults.get(option.dest)
help_text = super().expand_default(option)
if default_values and option.metavar == "URL":
if isinstance(default_values, str):
default_values = [default_values]
# If its not a list, we should abort and just return the help text
if not isinstance(default_values, list):
default_values = []
for val in default_values:
help_text = help_text.replace(val, redact_auth_from_url(val))
return help_text
class CustomOptionParser(optparse.OptionParser):
def insert_option_group(
self, idx: int, *args: Any, **kwargs: Any
) -> optparse.OptionGroup:
"""Insert an OptionGroup at a given position."""
group = self.add_option_group(*args, **kwargs)
self.option_groups.pop()
self.option_groups.insert(idx, group)
return group
@property
def option_list_all(self) -> List[optparse.Option]:
"""Get a list of all options, including those in option groups."""
res = self.option_list[:]
for i in self.option_groups:
res.extend(i.option_list)
return res
class ConfigOptionParser(CustomOptionParser):
"""Custom option parser which updates its defaults by checking the
configuration files and environmental variables"""
def __init__(
self,
*args: Any,
name: str,
isolated: bool = False,
**kwargs: Any,
) -> None:
self.name = name
self.config = Configuration(isolated)
assert self.name
super().__init__(*args, **kwargs)
def check_default(self, option: optparse.Option, key: str, val: Any) -> Any:
try:
return option.check_value(key, val)
except optparse.OptionValueError as exc:
print(f"An error occurred during configuration: {exc}")
sys.exit(3)
def _get_ordered_configuration_items(
self,
) -> Generator[Tuple[str, Any], None, None]:
# Configuration gives keys in an unordered manner. Order them.
override_order = ["global", self.name, ":env:"]
# Pool the options into different groups
section_items: Dict[str, List[Tuple[str, Any]]] = {
name: [] for name in override_order
}
for section_key, val in self.config.items():
# ignore empty values
if not val:
logger.debug(
"Ignoring configuration key '%s' as it's value is empty.",
section_key,
)
continue
section, key = section_key.split(".", 1)
if section in override_order:
section_items[section].append((key, val))
# Yield each group in their override order
for section in override_order:
for key, val in section_items[section]:
yield key, val
def _update_defaults(self, defaults: Dict[str, Any]) -> Dict[str, Any]:
"""Updates the given defaults with values from the config files and
the environ. Does a little special handling for certain types of
options (lists)."""
# Accumulate complex default state.
self.values = optparse.Values(self.defaults)
late_eval = set()
# Then set the options with those values
for key, val in self._get_ordered_configuration_items():
# '--' because configuration supports only long names
option = self.get_option("--" + key)
# Ignore options not present in this parser. E.g. non-globals put
# in [global] by users that want them to apply to all applicable
# commands.
if option is None:
continue
assert option.dest is not None
if option.action in ("store_true", "store_false"):
try:
val = strtobool(val)
except ValueError:
self.error(
f"{val} is not a valid value for {key} option, "
"please specify a boolean value like yes/no, "
"true/false or 1/0 instead."
)
elif option.action == "count":
with suppress(ValueError):
val = strtobool(val)
with suppress(ValueError):
val = int(val)
if not isinstance(val, int) or val < 0:
self.error(
f"{val} is not a valid value for {key} option, "
"please instead specify either a non-negative integer "
"or a boolean value like yes/no or false/true "
"which is equivalent to 1/0."
)
elif option.action == "append":
val = val.split()
val = [self.check_default(option, key, v) for v in val]
elif option.action == "callback":
assert option.callback is not None
late_eval.add(option.dest)
opt_str = option.get_opt_string()
val = option.convert_value(opt_str, val)
# From take_action
args = option.callback_args or ()
kwargs = option.callback_kwargs or {}
option.callback(option, opt_str, val, self, *args, **kwargs)
else:
val = self.check_default(option, key, val)
defaults[option.dest] = val
for key in late_eval:
defaults[key] = getattr(self.values, key)
self.values = None
return defaults
def get_default_values(self) -> optparse.Values:
"""Overriding to make updating the defaults after instantiation of
the option parser possible, _update_defaults() does the dirty work."""
if not self.process_default_values:
# Old, pre-Optik 1.5 behaviour.
return optparse.Values(self.defaults)
# Load the configuration, or error out in case of an error
try:
self.config.load()
except ConfigurationError as err:
self.exit(UNKNOWN_ERROR, str(err))
defaults = self._update_defaults(self.defaults.copy()) # ours
for option in self._get_all_options():
assert option.dest is not None
default = defaults.get(option.dest)
if isinstance(default, str):
opt_str = option.get_opt_string()
defaults[option.dest] = option.check_value(opt_str, default)
return optparse.Values(defaults)
def error(self, msg: str) -> None:
self.print_usage(sys.stderr)
self.exit(UNKNOWN_ERROR, f"{msg}\n")
@@ -0,0 +1,68 @@
import functools
from typing import Callable, Generator, Iterable, Iterator, Optional, Tuple
from pip._vendor.rich.progress import (
BarColumn,
DownloadColumn,
FileSizeColumn,
Progress,
ProgressColumn,
SpinnerColumn,
TextColumn,
TimeElapsedColumn,
TimeRemainingColumn,
TransferSpeedColumn,
)
from pip._internal.utils.logging import get_indentation
DownloadProgressRenderer = Callable[[Iterable[bytes]], Iterator[bytes]]
def _rich_progress_bar(
iterable: Iterable[bytes],
*,
bar_type: str,
size: int,
) -> Generator[bytes, None, None]:
assert bar_type == "on", "This should only be used in the default mode."
if not size:
total = float("inf")
columns: Tuple[ProgressColumn, ...] = (
TextColumn("[progress.description]{task.description}"),
SpinnerColumn("line", speed=1.5),
FileSizeColumn(),
TransferSpeedColumn(),
TimeElapsedColumn(),
)
else:
total = size
columns = (
TextColumn("[progress.description]{task.description}"),
BarColumn(),
DownloadColumn(),
TransferSpeedColumn(),
TextColumn("eta"),
TimeRemainingColumn(),
)
progress = Progress(*columns, refresh_per_second=30)
task_id = progress.add_task(" " * (get_indentation() + 2), total=total)
with progress:
for chunk in iterable:
yield chunk
progress.update(task_id, advance=len(chunk))
def get_download_progress_renderer(
*, bar_type: str, size: Optional[int] = None
) -> DownloadProgressRenderer:
"""Get an object that can be used to render the download progress.
Returns a callable, that takes an iterable to "wrap".
"""
if bar_type == "on":
return functools.partial(_rich_progress_bar, bar_type=bar_type, size=size)
else:
return iter # no-op, when passed an iterator
@@ -0,0 +1,505 @@
"""Contains the Command base classes that depend on PipSession.
The classes in this module are in a separate module so the commands not
needing download / PackageFinder capability don't unnecessarily import the
PackageFinder machinery and all its vendored dependencies, etc.
"""
import logging
import os
import sys
from functools import partial
from optparse import Values
from typing import TYPE_CHECKING, Any, List, Optional, Tuple
from pip._internal.cache import WheelCache
from pip._internal.cli import cmdoptions
from pip._internal.cli.base_command import Command
from pip._internal.cli.command_context import CommandContextMixIn
from pip._internal.exceptions import CommandError, PreviousBuildDirError
from pip._internal.index.collector import LinkCollector
from pip._internal.index.package_finder import PackageFinder
from pip._internal.models.selection_prefs import SelectionPreferences
from pip._internal.models.target_python import TargetPython
from pip._internal.network.session import PipSession
from pip._internal.operations.build.build_tracker import BuildTracker
from pip._internal.operations.prepare import RequirementPreparer
from pip._internal.req.constructors import (
install_req_from_editable,
install_req_from_line,
install_req_from_parsed_requirement,
install_req_from_req_string,
)
from pip._internal.req.req_file import parse_requirements
from pip._internal.req.req_install import InstallRequirement
from pip._internal.resolution.base import BaseResolver
from pip._internal.self_outdated_check import pip_self_version_check
from pip._internal.utils.temp_dir import (
TempDirectory,
TempDirectoryTypeRegistry,
tempdir_kinds,
)
from pip._internal.utils.virtualenv import running_under_virtualenv
if TYPE_CHECKING:
from ssl import SSLContext
logger = logging.getLogger(__name__)
def _create_truststore_ssl_context() -> Optional["SSLContext"]:
if sys.version_info < (3, 10):
raise CommandError("The truststore feature is only available for Python 3.10+")
try:
import ssl
except ImportError:
logger.warning("Disabling truststore since ssl support is missing")
return None
try:
from pip._vendor import truststore
except ImportError as e:
raise CommandError(f"The truststore feature is unavailable: {e}")
return truststore.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
class SessionCommandMixin(CommandContextMixIn):
"""
A class mixin for command classes needing _build_session().
"""
def __init__(self) -> None:
super().__init__()
self._session: Optional[PipSession] = None
@classmethod
def _get_index_urls(cls, options: Values) -> Optional[List[str]]:
"""Return a list of index urls from user-provided options."""
index_urls = []
if not getattr(options, "no_index", False):
url = getattr(options, "index_url", None)
if url:
index_urls.append(url)
urls = getattr(options, "extra_index_urls", None)
if urls:
index_urls.extend(urls)
# Return None rather than an empty list
return index_urls or None
def get_default_session(self, options: Values) -> PipSession:
"""Get a default-managed session."""
if self._session is None:
self._session = self.enter_context(self._build_session(options))
# there's no type annotation on requests.Session, so it's
# automatically ContextManager[Any] and self._session becomes Any,
# then https://github.com/python/mypy/issues/7696 kicks in
assert self._session is not None
return self._session
def _build_session(
self,
options: Values,
retries: Optional[int] = None,
timeout: Optional[int] = None,
fallback_to_certifi: bool = False,
) -> PipSession:
cache_dir = options.cache_dir
assert not cache_dir or os.path.isabs(cache_dir)
if "truststore" in options.features_enabled:
try:
ssl_context = _create_truststore_ssl_context()
except Exception:
if not fallback_to_certifi:
raise
ssl_context = None
else:
ssl_context = None
session = PipSession(
cache=os.path.join(cache_dir, "http-v2") if cache_dir else None,
retries=retries if retries is not None else options.retries,
trusted_hosts=options.trusted_hosts,
index_urls=self._get_index_urls(options),
ssl_context=ssl_context,
)
# Handle custom ca-bundles from the user
if options.cert:
session.verify = options.cert
# Handle SSL client certificate
if options.client_cert:
session.cert = options.client_cert
# Handle timeouts
if options.timeout or timeout:
session.timeout = timeout if timeout is not None else options.timeout
# Handle configured proxies
if options.proxy:
session.proxies = {
"http": options.proxy,
"https": options.proxy,
}
# Determine if we can prompt the user for authentication or not
session.auth.prompting = not options.no_input
session.auth.keyring_provider = options.keyring_provider
return session
class IndexGroupCommand(Command, SessionCommandMixin):
"""
Abstract base class for commands with the index_group options.
This also corresponds to the commands that permit the pip version check.
"""
def handle_pip_version_check(self, options: Values) -> None:
"""
Do the pip version check if not disabled.
This overrides the default behavior of not doing the check.
"""
# Make sure the index_group options are present.
assert hasattr(options, "no_index")
if options.disable_pip_version_check or options.no_index:
return
# Otherwise, check if we're using the latest version of pip available.
session = self._build_session(
options,
retries=0,
timeout=min(5, options.timeout),
# This is set to ensure the function does not fail when truststore is
# specified in use-feature but cannot be loaded. This usually raises a
# CommandError and shows a nice user-facing error, but this function is not
# called in that try-except block.
fallback_to_certifi=True,
)
with session:
pip_self_version_check(session, options)
KEEPABLE_TEMPDIR_TYPES = [
tempdir_kinds.BUILD_ENV,
tempdir_kinds.EPHEM_WHEEL_CACHE,
tempdir_kinds.REQ_BUILD,
]
def warn_if_run_as_root() -> None:
"""Output a warning for sudo users on Unix.
In a virtual environment, sudo pip still writes to virtualenv.
On Windows, users may run pip as Administrator without issues.
This warning only applies to Unix root users outside of virtualenv.
"""
if running_under_virtualenv():
return
if not hasattr(os, "getuid"):
return
# On Windows, there are no "system managed" Python packages. Installing as
# Administrator via pip is the correct way of updating system environments.
#
# We choose sys.platform over utils.compat.WINDOWS here to enable Mypy platform
# checks: https://mypy.readthedocs.io/en/stable/common_issues.html
if sys.platform == "win32" or sys.platform == "cygwin":
return
if os.getuid() != 0:
return
logger.warning(
"Running pip as the 'root' user can result in broken permissions and "
"conflicting behaviour with the system package manager. "
"It is recommended to use a virtual environment instead: "
"https://pip.pypa.io/warnings/venv"
)
def with_cleanup(func: Any) -> Any:
"""Decorator for common logic related to managing temporary
directories.
"""
def configure_tempdir_registry(registry: TempDirectoryTypeRegistry) -> None:
for t in KEEPABLE_TEMPDIR_TYPES:
registry.set_delete(t, False)
def wrapper(
self: RequirementCommand, options: Values, args: List[Any]
) -> Optional[int]:
assert self.tempdir_registry is not None
if options.no_clean:
configure_tempdir_registry(self.tempdir_registry)
try:
return func(self, options, args)
except PreviousBuildDirError:
# This kind of conflict can occur when the user passes an explicit
# build directory with a pre-existing folder. In that case we do
# not want to accidentally remove it.
configure_tempdir_registry(self.tempdir_registry)
raise
return wrapper
class RequirementCommand(IndexGroupCommand):
def __init__(self, *args: Any, **kw: Any) -> None:
super().__init__(*args, **kw)
self.cmd_opts.add_option(cmdoptions.no_clean())
@staticmethod
def determine_resolver_variant(options: Values) -> str:
"""Determines which resolver should be used, based on the given options."""
if "legacy-resolver" in options.deprecated_features_enabled:
return "legacy"
return "resolvelib"
@classmethod
def make_requirement_preparer(
cls,
temp_build_dir: TempDirectory,
options: Values,
build_tracker: BuildTracker,
session: PipSession,
finder: PackageFinder,
use_user_site: bool,
download_dir: Optional[str] = None,
verbosity: int = 0,
) -> RequirementPreparer:
"""
Create a RequirementPreparer instance for the given parameters.
"""
temp_build_dir_path = temp_build_dir.path
assert temp_build_dir_path is not None
legacy_resolver = False
resolver_variant = cls.determine_resolver_variant(options)
if resolver_variant == "resolvelib":
lazy_wheel = "fast-deps" in options.features_enabled
if lazy_wheel:
logger.warning(
"pip is using lazily downloaded wheels using HTTP "
"range requests to obtain dependency information. "
"This experimental feature is enabled through "
"--use-feature=fast-deps and it is not ready for "
"production."
)
else:
legacy_resolver = True
lazy_wheel = False
if "fast-deps" in options.features_enabled:
logger.warning(
"fast-deps has no effect when used with the legacy resolver."
)
return RequirementPreparer(
build_dir=temp_build_dir_path,
src_dir=options.src_dir,
download_dir=download_dir,
build_isolation=options.build_isolation,
check_build_deps=options.check_build_deps,
build_tracker=build_tracker,
session=session,
progress_bar=options.progress_bar,
finder=finder,
require_hashes=options.require_hashes,
use_user_site=use_user_site,
lazy_wheel=lazy_wheel,
verbosity=verbosity,
legacy_resolver=legacy_resolver,
)
@classmethod
def make_resolver(
cls,
preparer: RequirementPreparer,
finder: PackageFinder,
options: Values,
wheel_cache: Optional[WheelCache] = None,
use_user_site: bool = False,
ignore_installed: bool = True,
ignore_requires_python: bool = False,
force_reinstall: bool = False,
upgrade_strategy: str = "to-satisfy-only",
use_pep517: Optional[bool] = None,
py_version_info: Optional[Tuple[int, ...]] = None,
) -> BaseResolver:
"""
Create a Resolver instance for the given parameters.
"""
make_install_req = partial(
install_req_from_req_string,
isolated=options.isolated_mode,
use_pep517=use_pep517,
)
resolver_variant = cls.determine_resolver_variant(options)
# The long import name and duplicated invocation is needed to convince
# Mypy into correctly typechecking. Otherwise it would complain the
# "Resolver" class being redefined.
if resolver_variant == "resolvelib":
import pip._internal.resolution.resolvelib.resolver
return pip._internal.resolution.resolvelib.resolver.Resolver(
preparer=preparer,
finder=finder,
wheel_cache=wheel_cache,
make_install_req=make_install_req,
use_user_site=use_user_site,
ignore_dependencies=options.ignore_dependencies,
ignore_installed=ignore_installed,
ignore_requires_python=ignore_requires_python,
force_reinstall=force_reinstall,
upgrade_strategy=upgrade_strategy,
py_version_info=py_version_info,
)
import pip._internal.resolution.legacy.resolver
return pip._internal.resolution.legacy.resolver.Resolver(
preparer=preparer,
finder=finder,
wheel_cache=wheel_cache,
make_install_req=make_install_req,
use_user_site=use_user_site,
ignore_dependencies=options.ignore_dependencies,
ignore_installed=ignore_installed,
ignore_requires_python=ignore_requires_python,
force_reinstall=force_reinstall,
upgrade_strategy=upgrade_strategy,
py_version_info=py_version_info,
)
def get_requirements(
self,
args: List[str],
options: Values,
finder: PackageFinder,
session: PipSession,
) -> List[InstallRequirement]:
"""
Parse command-line arguments into the corresponding requirements.
"""
requirements: List[InstallRequirement] = []
for filename in options.constraints:
for parsed_req in parse_requirements(
filename,
constraint=True,
finder=finder,
options=options,
session=session,
):
req_to_add = install_req_from_parsed_requirement(
parsed_req,
isolated=options.isolated_mode,
user_supplied=False,
)
requirements.append(req_to_add)
for req in args:
req_to_add = install_req_from_line(
req,
comes_from=None,
isolated=options.isolated_mode,
use_pep517=options.use_pep517,
user_supplied=True,
config_settings=getattr(options, "config_settings", None),
)
requirements.append(req_to_add)
for req in options.editables:
req_to_add = install_req_from_editable(
req,
user_supplied=True,
isolated=options.isolated_mode,
use_pep517=options.use_pep517,
config_settings=getattr(options, "config_settings", None),
)
requirements.append(req_to_add)
# NOTE: options.require_hashes may be set if --require-hashes is True
for filename in options.requirements:
for parsed_req in parse_requirements(
filename, finder=finder, options=options, session=session
):
req_to_add = install_req_from_parsed_requirement(
parsed_req,
isolated=options.isolated_mode,
use_pep517=options.use_pep517,
user_supplied=True,
config_settings=parsed_req.options.get("config_settings")
if parsed_req.options
else None,
)
requirements.append(req_to_add)
# If any requirement has hash options, enable hash checking.
if any(req.has_hash_options for req in requirements):
options.require_hashes = True
if not (args or options.editables or options.requirements):
opts = {"name": self.name}
if options.find_links:
raise CommandError(
"You must give at least one requirement to {name} "
'(maybe you meant "pip {name} {links}"?)'.format(
**dict(opts, links=" ".join(options.find_links))
)
)
else:
raise CommandError(
"You must give at least one requirement to {name} "
'(see "pip help {name}")'.format(**opts)
)
return requirements
@staticmethod
def trace_basic_info(finder: PackageFinder) -> None:
"""
Trace basic information about the provided objects.
"""
# Display where finder is looking for packages
search_scope = finder.search_scope
locations = search_scope.get_formatted_locations()
if locations:
logger.info(locations)
def _build_package_finder(
self,
options: Values,
session: PipSession,
target_python: Optional[TargetPython] = None,
ignore_requires_python: Optional[bool] = None,
) -> PackageFinder:
"""
Create a package finder appropriate to this requirement command.
:param ignore_requires_python: Whether to ignore incompatible
"Requires-Python" values in links. Defaults to False.
"""
link_collector = LinkCollector.create(session, options=options)
selection_prefs = SelectionPreferences(
allow_yanked=True,
format_control=options.format_control,
allow_all_prereleases=options.pre,
prefer_binary=options.prefer_binary,
ignore_requires_python=ignore_requires_python,
)
return PackageFinder.create(
link_collector=link_collector,
selection_prefs=selection_prefs,
target_python=target_python,
)
@@ -0,0 +1,159 @@
import contextlib
import itertools
import logging
import sys
import time
from typing import IO, Generator, Optional
from pip._internal.utils.compat import WINDOWS
from pip._internal.utils.logging import get_indentation
logger = logging.getLogger(__name__)
class SpinnerInterface:
def spin(self) -> None:
raise NotImplementedError()
def finish(self, final_status: str) -> None:
raise NotImplementedError()
class InteractiveSpinner(SpinnerInterface):
def __init__(
self,
message: str,
file: Optional[IO[str]] = None,
spin_chars: str = "-\\|/",
# Empirically, 8 updates/second looks nice
min_update_interval_seconds: float = 0.125,
):
self._message = message
if file is None:
file = sys.stdout
self._file = file
self._rate_limiter = RateLimiter(min_update_interval_seconds)
self._finished = False
self._spin_cycle = itertools.cycle(spin_chars)
self._file.write(" " * get_indentation() + self._message + " ... ")
self._width = 0
def _write(self, status: str) -> None:
assert not self._finished
# Erase what we wrote before by backspacing to the beginning, writing
# spaces to overwrite the old text, and then backspacing again
backup = "\b" * self._width
self._file.write(backup + " " * self._width + backup)
# Now we have a blank slate to add our status
self._file.write(status)
self._width = len(status)
self._file.flush()
self._rate_limiter.reset()
def spin(self) -> None:
if self._finished:
return
if not self._rate_limiter.ready():
return
self._write(next(self._spin_cycle))
def finish(self, final_status: str) -> None:
if self._finished:
return
self._write(final_status)
self._file.write("\n")
self._file.flush()
self._finished = True
# Used for dumb terminals, non-interactive installs (no tty), etc.
# We still print updates occasionally (once every 60 seconds by default) to
# act as a keep-alive for systems like Travis-CI that take lack-of-output as
# an indication that a task has frozen.
class NonInteractiveSpinner(SpinnerInterface):
def __init__(self, message: str, min_update_interval_seconds: float = 60.0) -> None:
self._message = message
self._finished = False
self._rate_limiter = RateLimiter(min_update_interval_seconds)
self._update("started")
def _update(self, status: str) -> None:
assert not self._finished
self._rate_limiter.reset()
logger.info("%s: %s", self._message, status)
def spin(self) -> None:
if self._finished:
return
if not self._rate_limiter.ready():
return
self._update("still running...")
def finish(self, final_status: str) -> None:
if self._finished:
return
self._update(f"finished with status '{final_status}'")
self._finished = True
class RateLimiter:
def __init__(self, min_update_interval_seconds: float) -> None:
self._min_update_interval_seconds = min_update_interval_seconds
self._last_update: float = 0
def ready(self) -> bool:
now = time.time()
delta = now - self._last_update
return delta >= self._min_update_interval_seconds
def reset(self) -> None:
self._last_update = time.time()
@contextlib.contextmanager
def open_spinner(message: str) -> Generator[SpinnerInterface, None, None]:
# Interactive spinner goes directly to sys.stdout rather than being routed
# through the logging system, but it acts like it has level INFO,
# i.e. it's only displayed if we're at level INFO or better.
# Non-interactive spinner goes through the logging system, so it is always
# in sync with logging configuration.
if sys.stdout.isatty() and logger.getEffectiveLevel() <= logging.INFO:
spinner: SpinnerInterface = InteractiveSpinner(message)
else:
spinner = NonInteractiveSpinner(message)
try:
with hidden_cursor(sys.stdout):
yield spinner
except KeyboardInterrupt:
spinner.finish("canceled")
raise
except Exception:
spinner.finish("error")
raise
else:
spinner.finish("done")
HIDE_CURSOR = "\x1b[?25l"
SHOW_CURSOR = "\x1b[?25h"
@contextlib.contextmanager
def hidden_cursor(file: IO[str]) -> Generator[None, None, None]:
# The Windows terminal does not support the hide/show cursor ANSI codes,
# even via colorama. So don't even try.
if WINDOWS:
yield
# We don't want to clutter the output with control characters if we're
# writing to a file, or if the user is running with --quiet.
# See https://github.com/pypa/pip/issues/3418
elif not file.isatty() or logger.getEffectiveLevel() > logging.INFO:
yield
else:
file.write(HIDE_CURSOR)
try:
yield
finally:
file.write(SHOW_CURSOR)
@@ -0,0 +1,6 @@
SUCCESS = 0
ERROR = 1
UNKNOWN_ERROR = 2
VIRTUALENV_NOT_FOUND = 3
PREVIOUS_BUILD_DIR_ERROR = 4
NO_MATCHES_FOUND = 23
@@ -0,0 +1,132 @@
"""
Package containing all pip commands
"""
import importlib
from collections import namedtuple
from typing import Any, Dict, Optional
from pip._internal.cli.base_command import Command
CommandInfo = namedtuple("CommandInfo", "module_path, class_name, summary")
# This dictionary does a bunch of heavy lifting for help output:
# - Enables avoiding additional (costly) imports for presenting `--help`.
# - The ordering matters for help display.
#
# Even though the module path starts with the same "pip._internal.commands"
# prefix, the full path makes testing easier (specifically when modifying
# `commands_dict` in test setup / teardown).
commands_dict: Dict[str, CommandInfo] = {
"install": CommandInfo(
"pip._internal.commands.install",
"InstallCommand",
"Install packages.",
),
"download": CommandInfo(
"pip._internal.commands.download",
"DownloadCommand",
"Download packages.",
),
"uninstall": CommandInfo(
"pip._internal.commands.uninstall",
"UninstallCommand",
"Uninstall packages.",
),
"freeze": CommandInfo(
"pip._internal.commands.freeze",
"FreezeCommand",
"Output installed packages in requirements format.",
),
"inspect": CommandInfo(
"pip._internal.commands.inspect",
"InspectCommand",
"Inspect the python environment.",
),
"list": CommandInfo(
"pip._internal.commands.list",
"ListCommand",
"List installed packages.",
),
"show": CommandInfo(
"pip._internal.commands.show",
"ShowCommand",
"Show information about installed packages.",
),
"check": CommandInfo(
"pip._internal.commands.check",
"CheckCommand",
"Verify installed packages have compatible dependencies.",
),
"config": CommandInfo(
"pip._internal.commands.configuration",
"ConfigurationCommand",
"Manage local and global configuration.",
),
"search": CommandInfo(
"pip._internal.commands.search",
"SearchCommand",
"Search PyPI for packages.",
),
"cache": CommandInfo(
"pip._internal.commands.cache",
"CacheCommand",
"Inspect and manage pip's wheel cache.",
),
"index": CommandInfo(
"pip._internal.commands.index",
"IndexCommand",
"Inspect information available from package indexes.",
),
"wheel": CommandInfo(
"pip._internal.commands.wheel",
"WheelCommand",
"Build wheels from your requirements.",
),
"hash": CommandInfo(
"pip._internal.commands.hash",
"HashCommand",
"Compute hashes of package archives.",
),
"completion": CommandInfo(
"pip._internal.commands.completion",
"CompletionCommand",
"A helper command used for command completion.",
),
"debug": CommandInfo(
"pip._internal.commands.debug",
"DebugCommand",
"Show information useful for debugging.",
),
"help": CommandInfo(
"pip._internal.commands.help",
"HelpCommand",
"Show help for commands.",
),
}
def create_command(name: str, **kwargs: Any) -> Command:
"""
Create an instance of the Command class with the given name.
"""
module_path, class_name, summary = commands_dict[name]
module = importlib.import_module(module_path)
command_class = getattr(module, class_name)
command = command_class(name=name, summary=summary, **kwargs)
return command
def get_similar_commands(name: str) -> Optional[str]:
"""Command name auto-correct."""
from difflib import get_close_matches
name = name.lower()
close_commands = get_close_matches(name, commands_dict.keys())
if close_commands:
return close_commands[0]
else:
return None
@@ -0,0 +1,225 @@
import os
import textwrap
from optparse import Values
from typing import Any, List
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.exceptions import CommandError, PipError
from pip._internal.utils import filesystem
from pip._internal.utils.logging import getLogger
logger = getLogger(__name__)
class CacheCommand(Command):
"""
Inspect and manage pip's wheel cache.
Subcommands:
- dir: Show the cache directory.
- info: Show information about the cache.
- list: List filenames of packages stored in the cache.
- remove: Remove one or more package from the cache.
- purge: Remove all items from the cache.
``<pattern>`` can be a glob expression or a package name.
"""
ignore_require_venv = True
usage = """
%prog dir
%prog info
%prog list [<pattern>] [--format=[human, abspath]]
%prog remove <pattern>
%prog purge
"""
def add_options(self) -> None:
self.cmd_opts.add_option(
"--format",
action="store",
dest="list_format",
default="human",
choices=("human", "abspath"),
help="Select the output format among: human (default) or abspath",
)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
handlers = {
"dir": self.get_cache_dir,
"info": self.get_cache_info,
"list": self.list_cache_items,
"remove": self.remove_cache_items,
"purge": self.purge_cache,
}
if not options.cache_dir:
logger.error("pip cache commands can not function since cache is disabled.")
return ERROR
# Determine action
if not args or args[0] not in handlers:
logger.error(
"Need an action (%s) to perform.",
", ".join(sorted(handlers)),
)
return ERROR
action = args[0]
# Error handling happens here, not in the action-handlers.
try:
handlers[action](options, args[1:])
except PipError as e:
logger.error(e.args[0])
return ERROR
return SUCCESS
def get_cache_dir(self, options: Values, args: List[Any]) -> None:
if args:
raise CommandError("Too many arguments")
logger.info(options.cache_dir)
def get_cache_info(self, options: Values, args: List[Any]) -> None:
if args:
raise CommandError("Too many arguments")
num_http_files = len(self._find_http_files(options))
num_packages = len(self._find_wheels(options, "*"))
http_cache_location = self._cache_dir(options, "http-v2")
old_http_cache_location = self._cache_dir(options, "http")
wheels_cache_location = self._cache_dir(options, "wheels")
http_cache_size = filesystem.format_size(
filesystem.directory_size(http_cache_location)
+ filesystem.directory_size(old_http_cache_location)
)
wheels_cache_size = filesystem.format_directory_size(wheels_cache_location)
message = (
textwrap.dedent(
"""
Package index page cache location (pip v23.3+): {http_cache_location}
Package index page cache location (older pips): {old_http_cache_location}
Package index page cache size: {http_cache_size}
Number of HTTP files: {num_http_files}
Locally built wheels location: {wheels_cache_location}
Locally built wheels size: {wheels_cache_size}
Number of locally built wheels: {package_count}
""" # noqa: E501
)
.format(
http_cache_location=http_cache_location,
old_http_cache_location=old_http_cache_location,
http_cache_size=http_cache_size,
num_http_files=num_http_files,
wheels_cache_location=wheels_cache_location,
package_count=num_packages,
wheels_cache_size=wheels_cache_size,
)
.strip()
)
logger.info(message)
def list_cache_items(self, options: Values, args: List[Any]) -> None:
if len(args) > 1:
raise CommandError("Too many arguments")
if args:
pattern = args[0]
else:
pattern = "*"
files = self._find_wheels(options, pattern)
if options.list_format == "human":
self.format_for_human(files)
else:
self.format_for_abspath(files)
def format_for_human(self, files: List[str]) -> None:
if not files:
logger.info("No locally built wheels cached.")
return
results = []
for filename in files:
wheel = os.path.basename(filename)
size = filesystem.format_file_size(filename)
results.append(f" - {wheel} ({size})")
logger.info("Cache contents:\n")
logger.info("\n".join(sorted(results)))
def format_for_abspath(self, files: List[str]) -> None:
if files:
logger.info("\n".join(sorted(files)))
def remove_cache_items(self, options: Values, args: List[Any]) -> None:
if len(args) > 1:
raise CommandError("Too many arguments")
if not args:
raise CommandError("Please provide a pattern")
files = self._find_wheels(options, args[0])
no_matching_msg = "No matching packages"
if args[0] == "*":
# Only fetch http files if no specific pattern given
files += self._find_http_files(options)
else:
# Add the pattern to the log message
no_matching_msg += f' for pattern "{args[0]}"'
if not files:
logger.warning(no_matching_msg)
for filename in files:
os.unlink(filename)
logger.verbose("Removed %s", filename)
logger.info("Files removed: %s", len(files))
def purge_cache(self, options: Values, args: List[Any]) -> None:
if args:
raise CommandError("Too many arguments")
return self.remove_cache_items(options, ["*"])
def _cache_dir(self, options: Values, subdir: str) -> str:
return os.path.join(options.cache_dir, subdir)
def _find_http_files(self, options: Values) -> List[str]:
old_http_dir = self._cache_dir(options, "http")
new_http_dir = self._cache_dir(options, "http-v2")
return filesystem.find_files(old_http_dir, "*") + filesystem.find_files(
new_http_dir, "*"
)
def _find_wheels(self, options: Values, pattern: str) -> List[str]:
wheel_dir = self._cache_dir(options, "wheels")
# The wheel filename format, as specified in PEP 427, is:
# {distribution}-{version}(-{build})?-{python}-{abi}-{platform}.whl
#
# Additionally, non-alphanumeric values in the distribution are
# normalized to underscores (_), meaning hyphens can never occur
# before `-{version}`.
#
# Given that information:
# - If the pattern we're given contains a hyphen (-), the user is
# providing at least the version. Thus, we can just append `*.whl`
# to match the rest of it.
# - If the pattern we're given doesn't contain a hyphen (-), the
# user is only providing the name. Thus, we append `-*.whl` to
# match the hyphen before the version, followed by anything else.
#
# PEP 427: https://www.python.org/dev/peps/pep-0427/
pattern = pattern + ("*.whl" if "-" in pattern else "-*.whl")
return filesystem.find_files(wheel_dir, pattern)
@@ -0,0 +1,54 @@
import logging
from optparse import Values
from typing import List
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.operations.check import (
check_package_set,
create_package_set_from_installed,
warn_legacy_versions_and_specifiers,
)
from pip._internal.utils.misc import write_output
logger = logging.getLogger(__name__)
class CheckCommand(Command):
"""Verify installed packages have compatible dependencies."""
usage = """
%prog [options]"""
def run(self, options: Values, args: List[str]) -> int:
package_set, parsing_probs = create_package_set_from_installed()
warn_legacy_versions_and_specifiers(package_set)
missing, conflicting = check_package_set(package_set)
for project_name in missing:
version = package_set[project_name].version
for dependency in missing[project_name]:
write_output(
"%s %s requires %s, which is not installed.",
project_name,
version,
dependency[0],
)
for project_name in conflicting:
version = package_set[project_name].version
for dep_name, dep_version, req in conflicting[project_name]:
write_output(
"%s %s has requirement %s, but you have %s %s.",
project_name,
version,
req,
dep_name,
dep_version,
)
if missing or conflicting or parsing_probs:
return ERROR
else:
write_output("No broken requirements found.")
return SUCCESS
@@ -0,0 +1,130 @@
import sys
import textwrap
from optparse import Values
from typing import List
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.utils.misc import get_prog
BASE_COMPLETION = """
# pip {shell} completion start{script}# pip {shell} completion end
"""
COMPLETION_SCRIPTS = {
"bash": """
_pip_completion()
{{
COMPREPLY=( $( COMP_WORDS="${{COMP_WORDS[*]}}" \\
COMP_CWORD=$COMP_CWORD \\
PIP_AUTO_COMPLETE=1 $1 2>/dev/null ) )
}}
complete -o default -F _pip_completion {prog}
""",
"zsh": """
#compdef -P pip[0-9.]#
__pip() {{
compadd $( COMP_WORDS="$words[*]" \\
COMP_CWORD=$((CURRENT-1)) \\
PIP_AUTO_COMPLETE=1 $words[1] 2>/dev/null )
}}
if [[ $zsh_eval_context[-1] == loadautofunc ]]; then
# autoload from fpath, call function directly
__pip "$@"
else
# eval/source/. command, register function for later
compdef __pip -P 'pip[0-9.]#'
fi
""",
"fish": """
function __fish_complete_pip
set -lx COMP_WORDS (commandline -o) ""
set -lx COMP_CWORD ( \\
math (contains -i -- (commandline -t) $COMP_WORDS)-1 \\
)
set -lx PIP_AUTO_COMPLETE 1
string split \\ -- (eval $COMP_WORDS[1])
end
complete -fa "(__fish_complete_pip)" -c {prog}
""",
"powershell": """
if ((Test-Path Function:\\TabExpansion) -and -not `
(Test-Path Function:\\_pip_completeBackup)) {{
Rename-Item Function:\\TabExpansion _pip_completeBackup
}}
function TabExpansion($line, $lastWord) {{
$lastBlock = [regex]::Split($line, '[|;]')[-1].TrimStart()
if ($lastBlock.StartsWith("{prog} ")) {{
$Env:COMP_WORDS=$lastBlock
$Env:COMP_CWORD=$lastBlock.Split().Length - 1
$Env:PIP_AUTO_COMPLETE=1
(& {prog}).Split()
Remove-Item Env:COMP_WORDS
Remove-Item Env:COMP_CWORD
Remove-Item Env:PIP_AUTO_COMPLETE
}}
elseif (Test-Path Function:\\_pip_completeBackup) {{
# Fall back on existing tab expansion
_pip_completeBackup $line $lastWord
}}
}}
""",
}
class CompletionCommand(Command):
"""A helper command to be used for command completion."""
ignore_require_venv = True
def add_options(self) -> None:
self.cmd_opts.add_option(
"--bash",
"-b",
action="store_const",
const="bash",
dest="shell",
help="Emit completion code for bash",
)
self.cmd_opts.add_option(
"--zsh",
"-z",
action="store_const",
const="zsh",
dest="shell",
help="Emit completion code for zsh",
)
self.cmd_opts.add_option(
"--fish",
"-f",
action="store_const",
const="fish",
dest="shell",
help="Emit completion code for fish",
)
self.cmd_opts.add_option(
"--powershell",
"-p",
action="store_const",
const="powershell",
dest="shell",
help="Emit completion code for powershell",
)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
"""Prints the completion code of the given shell"""
shells = COMPLETION_SCRIPTS.keys()
shell_options = ["--" + shell for shell in sorted(shells)]
if options.shell in shells:
script = textwrap.dedent(
COMPLETION_SCRIPTS.get(options.shell, "").format(prog=get_prog())
)
print(BASE_COMPLETION.format(script=script, shell=options.shell))
return SUCCESS
else:
sys.stderr.write(
"ERROR: You must pass {}\n".format(" or ".join(shell_options))
)
return SUCCESS
@@ -0,0 +1,280 @@
import logging
import os
import subprocess
from optparse import Values
from typing import Any, List, Optional
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.configuration import (
Configuration,
Kind,
get_configuration_files,
kinds,
)
from pip._internal.exceptions import PipError
from pip._internal.utils.logging import indent_log
from pip._internal.utils.misc import get_prog, write_output
logger = logging.getLogger(__name__)
class ConfigurationCommand(Command):
"""
Manage local and global configuration.
Subcommands:
- list: List the active configuration (or from the file specified)
- edit: Edit the configuration file in an editor
- get: Get the value associated with command.option
- set: Set the command.option=value
- unset: Unset the value associated with command.option
- debug: List the configuration files and values defined under them
Configuration keys should be dot separated command and option name,
with the special prefix "global" affecting any command. For example,
"pip config set global.index-url https://example.org/" would configure
the index url for all commands, but "pip config set download.timeout 10"
would configure a 10 second timeout only for "pip download" commands.
If none of --user, --global and --site are passed, a virtual
environment configuration file is used if one is active and the file
exists. Otherwise, all modifications happen to the user file by
default.
"""
ignore_require_venv = True
usage = """
%prog [<file-option>] list
%prog [<file-option>] [--editor <editor-path>] edit
%prog [<file-option>] get command.option
%prog [<file-option>] set command.option value
%prog [<file-option>] unset command.option
%prog [<file-option>] debug
"""
def add_options(self) -> None:
self.cmd_opts.add_option(
"--editor",
dest="editor",
action="store",
default=None,
help=(
"Editor to use to edit the file. Uses VISUAL or EDITOR "
"environment variables if not provided."
),
)
self.cmd_opts.add_option(
"--global",
dest="global_file",
action="store_true",
default=False,
help="Use the system-wide configuration file only",
)
self.cmd_opts.add_option(
"--user",
dest="user_file",
action="store_true",
default=False,
help="Use the user configuration file only",
)
self.cmd_opts.add_option(
"--site",
dest="site_file",
action="store_true",
default=False,
help="Use the current environment configuration file only",
)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
handlers = {
"list": self.list_values,
"edit": self.open_in_editor,
"get": self.get_name,
"set": self.set_name_value,
"unset": self.unset_name,
"debug": self.list_config_values,
}
# Determine action
if not args or args[0] not in handlers:
logger.error(
"Need an action (%s) to perform.",
", ".join(sorted(handlers)),
)
return ERROR
action = args[0]
# Determine which configuration files are to be loaded
# Depends on whether the command is modifying.
try:
load_only = self._determine_file(
options, need_value=(action in ["get", "set", "unset", "edit"])
)
except PipError as e:
logger.error(e.args[0])
return ERROR
# Load a new configuration
self.configuration = Configuration(
isolated=options.isolated_mode, load_only=load_only
)
self.configuration.load()
# Error handling happens here, not in the action-handlers.
try:
handlers[action](options, args[1:])
except PipError as e:
logger.error(e.args[0])
return ERROR
return SUCCESS
def _determine_file(self, options: Values, need_value: bool) -> Optional[Kind]:
file_options = [
key
for key, value in (
(kinds.USER, options.user_file),
(kinds.GLOBAL, options.global_file),
(kinds.SITE, options.site_file),
)
if value
]
if not file_options:
if not need_value:
return None
# Default to user, unless there's a site file.
elif any(
os.path.exists(site_config_file)
for site_config_file in get_configuration_files()[kinds.SITE]
):
return kinds.SITE
else:
return kinds.USER
elif len(file_options) == 1:
return file_options[0]
raise PipError(
"Need exactly one file to operate upon "
"(--user, --site, --global) to perform."
)
def list_values(self, options: Values, args: List[str]) -> None:
self._get_n_args(args, "list", n=0)
for key, value in sorted(self.configuration.items()):
write_output("%s=%r", key, value)
def get_name(self, options: Values, args: List[str]) -> None:
key = self._get_n_args(args, "get [name]", n=1)
value = self.configuration.get_value(key)
write_output("%s", value)
def set_name_value(self, options: Values, args: List[str]) -> None:
key, value = self._get_n_args(args, "set [name] [value]", n=2)
self.configuration.set_value(key, value)
self._save_configuration()
def unset_name(self, options: Values, args: List[str]) -> None:
key = self._get_n_args(args, "unset [name]", n=1)
self.configuration.unset_value(key)
self._save_configuration()
def list_config_values(self, options: Values, args: List[str]) -> None:
"""List config key-value pairs across different config files"""
self._get_n_args(args, "debug", n=0)
self.print_env_var_values()
# Iterate over config files and print if they exist, and the
# key-value pairs present in them if they do
for variant, files in sorted(self.configuration.iter_config_files()):
write_output("%s:", variant)
for fname in files:
with indent_log():
file_exists = os.path.exists(fname)
write_output("%s, exists: %r", fname, file_exists)
if file_exists:
self.print_config_file_values(variant)
def print_config_file_values(self, variant: Kind) -> None:
"""Get key-value pairs from the file of a variant"""
for name, value in self.configuration.get_values_in_config(variant).items():
with indent_log():
write_output("%s: %s", name, value)
def print_env_var_values(self) -> None:
"""Get key-values pairs present as environment variables"""
write_output("%s:", "env_var")
with indent_log():
for key, value in sorted(self.configuration.get_environ_vars()):
env_var = f"PIP_{key.upper()}"
write_output("%s=%r", env_var, value)
def open_in_editor(self, options: Values, args: List[str]) -> None:
editor = self._determine_editor(options)
fname = self.configuration.get_file_to_edit()
if fname is None:
raise PipError("Could not determine appropriate file.")
elif '"' in fname:
# This shouldn't happen, unless we see a username like that.
# If that happens, we'd appreciate a pull request fixing this.
raise PipError(
f'Can not open an editor for a file name containing "\n{fname}'
)
try:
subprocess.check_call(f'{editor} "{fname}"', shell=True)
except FileNotFoundError as e:
if not e.filename:
e.filename = editor
raise
except subprocess.CalledProcessError as e:
raise PipError(f"Editor Subprocess exited with exit code {e.returncode}")
def _get_n_args(self, args: List[str], example: str, n: int) -> Any:
"""Helper to make sure the command got the right number of arguments"""
if len(args) != n:
msg = (
f"Got unexpected number of arguments, expected {n}. "
f'(example: "{get_prog()} config {example}")'
)
raise PipError(msg)
if n == 1:
return args[0]
else:
return args
def _save_configuration(self) -> None:
# We successfully ran a modifying command. Need to save the
# configuration.
try:
self.configuration.save()
except Exception:
logger.exception(
"Unable to save configuration. Please report this as a bug."
)
raise PipError("Internal Error.")
def _determine_editor(self, options: Values) -> str:
if options.editor is not None:
return options.editor
elif "VISUAL" in os.environ:
return os.environ["VISUAL"]
elif "EDITOR" in os.environ:
return os.environ["EDITOR"]
else:
raise PipError("Could not determine editor to use.")
@@ -0,0 +1,201 @@
import importlib.resources
import locale
import logging
import os
import sys
from optparse import Values
from types import ModuleType
from typing import Any, Dict, List, Optional
import pip._vendor
from pip._vendor.certifi import where
from pip._vendor.packaging.version import parse as parse_version
from pip._internal.cli import cmdoptions
from pip._internal.cli.base_command import Command
from pip._internal.cli.cmdoptions import make_target_python
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.configuration import Configuration
from pip._internal.metadata import get_environment
from pip._internal.utils.logging import indent_log
from pip._internal.utils.misc import get_pip_version
logger = logging.getLogger(__name__)
def show_value(name: str, value: Any) -> None:
logger.info("%s: %s", name, value)
def show_sys_implementation() -> None:
logger.info("sys.implementation:")
implementation_name = sys.implementation.name
with indent_log():
show_value("name", implementation_name)
def create_vendor_txt_map() -> Dict[str, str]:
with importlib.resources.open_text("pip._vendor", "vendor.txt") as f:
# Purge non version specifying lines.
# Also, remove any space prefix or suffixes (including comments).
lines = [
line.strip().split(" ", 1)[0] for line in f.readlines() if "==" in line
]
# Transform into "module" -> version dict.
return dict(line.split("==", 1) for line in lines)
def get_module_from_module_name(module_name: str) -> Optional[ModuleType]:
# Module name can be uppercase in vendor.txt for some reason...
module_name = module_name.lower().replace("-", "_")
# PATCH: setuptools is actually only pkg_resources.
if module_name == "setuptools":
module_name = "pkg_resources"
try:
__import__(f"pip._vendor.{module_name}", globals(), locals(), level=0)
return getattr(pip._vendor, module_name)
except ImportError:
# We allow 'truststore' to fail to import due
# to being unavailable on Python 3.9 and earlier.
if module_name == "truststore" and sys.version_info < (3, 10):
return None
raise
def get_vendor_version_from_module(module_name: str) -> Optional[str]:
module = get_module_from_module_name(module_name)
version = getattr(module, "__version__", None)
if module and not version:
# Try to find version in debundled module info.
assert module.__file__ is not None
env = get_environment([os.path.dirname(module.__file__)])
dist = env.get_distribution(module_name)
if dist:
version = str(dist.version)
return version
def show_actual_vendor_versions(vendor_txt_versions: Dict[str, str]) -> None:
"""Log the actual version and print extra info if there is
a conflict or if the actual version could not be imported.
"""
for module_name, expected_version in vendor_txt_versions.items():
extra_message = ""
actual_version = get_vendor_version_from_module(module_name)
if not actual_version:
extra_message = (
" (Unable to locate actual module version, using"
" vendor.txt specified version)"
)
actual_version = expected_version
elif parse_version(actual_version) != parse_version(expected_version):
extra_message = (
" (CONFLICT: vendor.txt suggests version should"
f" be {expected_version})"
)
logger.info("%s==%s%s", module_name, actual_version, extra_message)
def show_vendor_versions() -> None:
logger.info("vendored library versions:")
vendor_txt_versions = create_vendor_txt_map()
with indent_log():
show_actual_vendor_versions(vendor_txt_versions)
def show_tags(options: Values) -> None:
tag_limit = 10
target_python = make_target_python(options)
tags = target_python.get_sorted_tags()
# Display the target options that were explicitly provided.
formatted_target = target_python.format_given()
suffix = ""
if formatted_target:
suffix = f" (target: {formatted_target})"
msg = f"Compatible tags: {len(tags)}{suffix}"
logger.info(msg)
if options.verbose < 1 and len(tags) > tag_limit:
tags_limited = True
tags = tags[:tag_limit]
else:
tags_limited = False
with indent_log():
for tag in tags:
logger.info(str(tag))
if tags_limited:
msg = f"...\n[First {tag_limit} tags shown. Pass --verbose to show all.]"
logger.info(msg)
def ca_bundle_info(config: Configuration) -> str:
levels = {key.split(".", 1)[0] for key, _ in config.items()}
if not levels:
return "Not specified"
levels_that_override_global = ["install", "wheel", "download"]
global_overriding_level = [
level for level in levels if level in levels_that_override_global
]
if not global_overriding_level:
return "global"
if "global" in levels:
levels.remove("global")
return ", ".join(levels)
class DebugCommand(Command):
"""
Display debug information.
"""
usage = """
%prog <options>"""
ignore_require_venv = True
def add_options(self) -> None:
cmdoptions.add_target_python_options(self.cmd_opts)
self.parser.insert_option_group(0, self.cmd_opts)
self.parser.config.load()
def run(self, options: Values, args: List[str]) -> int:
logger.warning(
"This command is only meant for debugging. "
"Do not use this with automation for parsing and getting these "
"details, since the output and options of this command may "
"change without notice."
)
show_value("pip version", get_pip_version())
show_value("sys.version", sys.version)
show_value("sys.executable", sys.executable)
show_value("sys.getdefaultencoding", sys.getdefaultencoding())
show_value("sys.getfilesystemencoding", sys.getfilesystemencoding())
show_value(
"locale.getpreferredencoding",
locale.getpreferredencoding(),
)
show_value("sys.platform", sys.platform)
show_sys_implementation()
show_value("'cert' config value", ca_bundle_info(self.parser.config))
show_value("REQUESTS_CA_BUNDLE", os.environ.get("REQUESTS_CA_BUNDLE"))
show_value("CURL_CA_BUNDLE", os.environ.get("CURL_CA_BUNDLE"))
show_value("pip._vendor.certifi.where()", where())
show_value("pip._vendor.DEBUNDLED", pip._vendor.DEBUNDLED)
show_vendor_versions()
show_tags(options)
return SUCCESS
@@ -0,0 +1,147 @@
import logging
import os
from optparse import Values
from typing import List
from pip._internal.cli import cmdoptions
from pip._internal.cli.cmdoptions import make_target_python
from pip._internal.cli.req_command import RequirementCommand, with_cleanup
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.operations.build.build_tracker import get_build_tracker
from pip._internal.req.req_install import check_legacy_setup_py_options
from pip._internal.utils.misc import ensure_dir, normalize_path, write_output
from pip._internal.utils.temp_dir import TempDirectory
logger = logging.getLogger(__name__)
class DownloadCommand(RequirementCommand):
"""
Download packages from:
- PyPI (and other indexes) using requirement specifiers.
- VCS project urls.
- Local project directories.
- Local or remote source archives.
pip also supports downloading from "requirements files", which provide
an easy way to specify a whole environment to be downloaded.
"""
usage = """
%prog [options] <requirement specifier> [package-index-options] ...
%prog [options] -r <requirements file> [package-index-options] ...
%prog [options] <vcs project url> ...
%prog [options] <local project path> ...
%prog [options] <archive url/path> ..."""
def add_options(self) -> None:
self.cmd_opts.add_option(cmdoptions.constraints())
self.cmd_opts.add_option(cmdoptions.requirements())
self.cmd_opts.add_option(cmdoptions.no_deps())
self.cmd_opts.add_option(cmdoptions.global_options())
self.cmd_opts.add_option(cmdoptions.no_binary())
self.cmd_opts.add_option(cmdoptions.only_binary())
self.cmd_opts.add_option(cmdoptions.prefer_binary())
self.cmd_opts.add_option(cmdoptions.src())
self.cmd_opts.add_option(cmdoptions.pre())
self.cmd_opts.add_option(cmdoptions.require_hashes())
self.cmd_opts.add_option(cmdoptions.progress_bar())
self.cmd_opts.add_option(cmdoptions.no_build_isolation())
self.cmd_opts.add_option(cmdoptions.use_pep517())
self.cmd_opts.add_option(cmdoptions.no_use_pep517())
self.cmd_opts.add_option(cmdoptions.check_build_deps())
self.cmd_opts.add_option(cmdoptions.ignore_requires_python())
self.cmd_opts.add_option(
"-d",
"--dest",
"--destination-dir",
"--destination-directory",
dest="download_dir",
metavar="dir",
default=os.curdir,
help="Download packages into <dir>.",
)
cmdoptions.add_target_python_options(self.cmd_opts)
index_opts = cmdoptions.make_option_group(
cmdoptions.index_group,
self.parser,
)
self.parser.insert_option_group(0, index_opts)
self.parser.insert_option_group(0, self.cmd_opts)
@with_cleanup
def run(self, options: Values, args: List[str]) -> int:
options.ignore_installed = True
# editable doesn't really make sense for `pip download`, but the bowels
# of the RequirementSet code require that property.
options.editables = []
cmdoptions.check_dist_restriction(options)
options.download_dir = normalize_path(options.download_dir)
ensure_dir(options.download_dir)
session = self.get_default_session(options)
target_python = make_target_python(options)
finder = self._build_package_finder(
options=options,
session=session,
target_python=target_python,
ignore_requires_python=options.ignore_requires_python,
)
build_tracker = self.enter_context(get_build_tracker())
directory = TempDirectory(
delete=not options.no_clean,
kind="download",
globally_managed=True,
)
reqs = self.get_requirements(args, options, finder, session)
check_legacy_setup_py_options(options, reqs)
preparer = self.make_requirement_preparer(
temp_build_dir=directory,
options=options,
build_tracker=build_tracker,
session=session,
finder=finder,
download_dir=options.download_dir,
use_user_site=False,
verbosity=self.verbosity,
)
resolver = self.make_resolver(
preparer=preparer,
finder=finder,
options=options,
ignore_requires_python=options.ignore_requires_python,
use_pep517=options.use_pep517,
py_version_info=options.python_version,
)
self.trace_basic_info(finder)
requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
downloaded: List[str] = []
for req in requirement_set.requirements.values():
if req.satisfied_by is None:
assert req.name is not None
preparer.save_linked_requirement(req)
downloaded.append(req.name)
preparer.prepare_linked_requirements_more(requirement_set.requirements.values())
requirement_set.warn_legacy_versions_and_specifiers()
if downloaded:
write_output("Successfully downloaded %s", " ".join(downloaded))
return SUCCESS
@@ -0,0 +1,109 @@
import sys
from optparse import Values
from typing import AbstractSet, List
from pip._internal.cli import cmdoptions
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.operations.freeze import freeze
from pip._internal.utils.compat import stdlib_pkgs
def _should_suppress_build_backends() -> bool:
return sys.version_info < (3, 12)
def _dev_pkgs() -> AbstractSet[str]:
pkgs = {"pip"}
if _should_suppress_build_backends():
pkgs |= {"setuptools", "distribute", "wheel"}
pkgs |= {"setuptools", "distribute", "wheel", "pkg-resources"}
return pkgs
class FreezeCommand(Command):
"""
Output installed packages in requirements format.
packages are listed in a case-insensitive sorted order.
"""
usage = """
%prog [options]"""
log_streams = ("ext://sys.stderr", "ext://sys.stderr")
def add_options(self) -> None:
self.cmd_opts.add_option(
"-r",
"--requirement",
dest="requirements",
action="append",
default=[],
metavar="file",
help=(
"Use the order in the given requirements file and its "
"comments when generating output. This option can be "
"used multiple times."
),
)
self.cmd_opts.add_option(
"-l",
"--local",
dest="local",
action="store_true",
default=False,
help=(
"If in a virtualenv that has global access, do not output "
"globally-installed packages."
),
)
self.cmd_opts.add_option(
"--user",
dest="user",
action="store_true",
default=False,
help="Only output packages installed in user-site.",
)
self.cmd_opts.add_option(cmdoptions.list_path())
self.cmd_opts.add_option(
"--all",
dest="freeze_all",
action="store_true",
help=(
"Do not skip these packages in the output:"
" {}".format(", ".join(_dev_pkgs()))
),
)
self.cmd_opts.add_option(
"--exclude-editable",
dest="exclude_editable",
action="store_true",
help="Exclude editable package from output.",
)
self.cmd_opts.add_option(cmdoptions.list_exclude())
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
skip = set(stdlib_pkgs)
if not options.freeze_all:
skip.update(_dev_pkgs())
if options.excludes:
skip.update(options.excludes)
cmdoptions.check_list_path_option(options)
for line in freeze(
requirement=options.requirements,
local_only=options.local,
user_only=options.user,
paths=options.path,
isolated=options.isolated_mode,
skip=skip,
exclude_editable=options.exclude_editable,
):
sys.stdout.write(line + "\n")
return SUCCESS
@@ -0,0 +1,59 @@
import hashlib
import logging
import sys
from optparse import Values
from typing import List
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.utils.hashes import FAVORITE_HASH, STRONG_HASHES
from pip._internal.utils.misc import read_chunks, write_output
logger = logging.getLogger(__name__)
class HashCommand(Command):
"""
Compute a hash of a local package archive.
These can be used with --hash in a requirements file to do repeatable
installs.
"""
usage = "%prog [options] <file> ..."
ignore_require_venv = True
def add_options(self) -> None:
self.cmd_opts.add_option(
"-a",
"--algorithm",
dest="algorithm",
choices=STRONG_HASHES,
action="store",
default=FAVORITE_HASH,
help="The hash algorithm to use: one of {}".format(
", ".join(STRONG_HASHES)
),
)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
if not args:
self.parser.print_usage(sys.stderr)
return ERROR
algorithm = options.algorithm
for path in args:
write_output(
"%s:\n--hash=%s:%s", path, algorithm, _hash_of_file(path, algorithm)
)
return SUCCESS
def _hash_of_file(path: str, algorithm: str) -> str:
"""Return the hash digest of a file."""
with open(path, "rb") as archive:
hash = hashlib.new(algorithm)
for chunk in read_chunks(archive):
hash.update(chunk)
return hash.hexdigest()
@@ -0,0 +1,41 @@
from optparse import Values
from typing import List
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.exceptions import CommandError
class HelpCommand(Command):
"""Show help for commands"""
usage = """
%prog <command>"""
ignore_require_venv = True
def run(self, options: Values, args: List[str]) -> int:
from pip._internal.commands import (
commands_dict,
create_command,
get_similar_commands,
)
try:
# 'pip help' with no args is handled by pip.__init__.parseopt()
cmd_name = args[0] # the command we need help for
except IndexError:
return SUCCESS
if cmd_name not in commands_dict:
guess = get_similar_commands(cmd_name)
msg = [f'unknown command "{cmd_name}"']
if guess:
msg.append(f'maybe you meant "{guess}"')
raise CommandError(" - ".join(msg))
command = create_command(cmd_name)
command.parser.print_help()
return SUCCESS
@@ -0,0 +1,139 @@
import logging
from optparse import Values
from typing import Any, Iterable, List, Optional, Union
from pip._vendor.packaging.version import LegacyVersion, Version
from pip._internal.cli import cmdoptions
from pip._internal.cli.req_command import IndexGroupCommand
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.commands.search import print_dist_installation_info
from pip._internal.exceptions import CommandError, DistributionNotFound, PipError
from pip._internal.index.collector import LinkCollector
from pip._internal.index.package_finder import PackageFinder
from pip._internal.models.selection_prefs import SelectionPreferences
from pip._internal.models.target_python import TargetPython
from pip._internal.network.session import PipSession
from pip._internal.utils.misc import write_output
logger = logging.getLogger(__name__)
class IndexCommand(IndexGroupCommand):
"""
Inspect information available from package indexes.
"""
ignore_require_venv = True
usage = """
%prog versions <package>
"""
def add_options(self) -> None:
cmdoptions.add_target_python_options(self.cmd_opts)
self.cmd_opts.add_option(cmdoptions.ignore_requires_python())
self.cmd_opts.add_option(cmdoptions.pre())
self.cmd_opts.add_option(cmdoptions.no_binary())
self.cmd_opts.add_option(cmdoptions.only_binary())
index_opts = cmdoptions.make_option_group(
cmdoptions.index_group,
self.parser,
)
self.parser.insert_option_group(0, index_opts)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
handlers = {
"versions": self.get_available_package_versions,
}
logger.warning(
"pip index is currently an experimental command. "
"It may be removed/changed in a future release "
"without prior warning."
)
# Determine action
if not args or args[0] not in handlers:
logger.error(
"Need an action (%s) to perform.",
", ".join(sorted(handlers)),
)
return ERROR
action = args[0]
# Error handling happens here, not in the action-handlers.
try:
handlers[action](options, args[1:])
except PipError as e:
logger.error(e.args[0])
return ERROR
return SUCCESS
def _build_package_finder(
self,
options: Values,
session: PipSession,
target_python: Optional[TargetPython] = None,
ignore_requires_python: Optional[bool] = None,
) -> PackageFinder:
"""
Create a package finder appropriate to the index command.
"""
link_collector = LinkCollector.create(session, options=options)
# Pass allow_yanked=False to ignore yanked versions.
selection_prefs = SelectionPreferences(
allow_yanked=False,
allow_all_prereleases=options.pre,
ignore_requires_python=ignore_requires_python,
)
return PackageFinder.create(
link_collector=link_collector,
selection_prefs=selection_prefs,
target_python=target_python,
)
def get_available_package_versions(self, options: Values, args: List[Any]) -> None:
if len(args) != 1:
raise CommandError("You need to specify exactly one argument")
target_python = cmdoptions.make_target_python(options)
query = args[0]
with self._build_session(options) as session:
finder = self._build_package_finder(
options=options,
session=session,
target_python=target_python,
ignore_requires_python=options.ignore_requires_python,
)
versions: Iterable[Union[LegacyVersion, Version]] = (
candidate.version for candidate in finder.find_all_candidates(query)
)
if not options.pre:
# Remove prereleases
versions = (
version for version in versions if not version.is_prerelease
)
versions = set(versions)
if not versions:
raise DistributionNotFound(
f"No matching distribution found for {query}"
)
formatted_versions = [str(ver) for ver in sorted(versions, reverse=True)]
latest = formatted_versions[0]
write_output(f"{query} ({latest})")
write_output("Available versions: {}".format(", ".join(formatted_versions)))
print_dist_installation_info(query, latest)
@@ -0,0 +1,92 @@
import logging
from optparse import Values
from typing import Any, Dict, List
from pip._vendor.packaging.markers import default_environment
from pip._vendor.rich import print_json
from pip import __version__
from pip._internal.cli import cmdoptions
from pip._internal.cli.req_command import Command
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.metadata import BaseDistribution, get_environment
from pip._internal.utils.compat import stdlib_pkgs
from pip._internal.utils.urls import path_to_url
logger = logging.getLogger(__name__)
class InspectCommand(Command):
"""
Inspect the content of a Python environment and produce a report in JSON format.
"""
ignore_require_venv = True
usage = """
%prog [options]"""
def add_options(self) -> None:
self.cmd_opts.add_option(
"--local",
action="store_true",
default=False,
help=(
"If in a virtualenv that has global access, do not list "
"globally-installed packages."
),
)
self.cmd_opts.add_option(
"--user",
dest="user",
action="store_true",
default=False,
help="Only output packages installed in user-site.",
)
self.cmd_opts.add_option(cmdoptions.list_path())
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
cmdoptions.check_list_path_option(options)
dists = get_environment(options.path).iter_installed_distributions(
local_only=options.local,
user_only=options.user,
skip=set(stdlib_pkgs),
)
output = {
"version": "1",
"pip_version": __version__,
"installed": [self._dist_to_dict(dist) for dist in dists],
"environment": default_environment(),
# TODO tags? scheme?
}
print_json(data=output)
return SUCCESS
def _dist_to_dict(self, dist: BaseDistribution) -> Dict[str, Any]:
res: Dict[str, Any] = {
"metadata": dist.metadata_dict,
"metadata_location": dist.info_location,
}
# direct_url. Note that we don't have download_info (as in the installation
# report) since it is not recorded in installed metadata.
direct_url = dist.direct_url
if direct_url is not None:
res["direct_url"] = direct_url.to_dict()
else:
# Emulate direct_url for legacy editable installs.
editable_project_location = dist.editable_project_location
if editable_project_location is not None:
res["direct_url"] = {
"url": path_to_url(editable_project_location),
"dir_info": {
"editable": True,
},
}
# installer
installer = dist.installer
if dist.installer:
res["installer"] = installer
# requested
if dist.installed_with_dist_info:
res["requested"] = dist.requested
return res
@@ -0,0 +1,774 @@
import errno
import json
import operator
import os
import shutil
import site
from optparse import SUPPRESS_HELP, Values
from typing import List, Optional
from pip._vendor.rich import print_json
from pip._internal.cache import WheelCache
from pip._internal.cli import cmdoptions
from pip._internal.cli.cmdoptions import make_target_python
from pip._internal.cli.req_command import (
RequirementCommand,
warn_if_run_as_root,
with_cleanup,
)
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.exceptions import CommandError, InstallationError
from pip._internal.locations import get_scheme
from pip._internal.metadata import get_environment
from pip._internal.models.installation_report import InstallationReport
from pip._internal.operations.build.build_tracker import get_build_tracker
from pip._internal.operations.check import ConflictDetails, check_install_conflicts
from pip._internal.req import install_given_reqs
from pip._internal.req.req_install import (
InstallRequirement,
check_legacy_setup_py_options,
)
from pip._internal.utils.compat import WINDOWS
from pip._internal.utils.filesystem import test_writable_dir
from pip._internal.utils.logging import getLogger
from pip._internal.utils.misc import (
check_externally_managed,
ensure_dir,
get_pip_version,
protect_pip_from_modification_on_windows,
write_output,
)
from pip._internal.utils.temp_dir import TempDirectory
from pip._internal.utils.virtualenv import (
running_under_virtualenv,
virtualenv_no_global,
)
from pip._internal.wheel_builder import build, should_build_for_install_command
logger = getLogger(__name__)
class InstallCommand(RequirementCommand):
"""
Install packages from:
- PyPI (and other indexes) using requirement specifiers.
- VCS project urls.
- Local project directories.
- Local or remote source archives.
pip also supports installing from "requirements files", which provide
an easy way to specify a whole environment to be installed.
"""
usage = """
%prog [options] <requirement specifier> [package-index-options] ...
%prog [options] -r <requirements file> [package-index-options] ...
%prog [options] [-e] <vcs project url> ...
%prog [options] [-e] <local project path> ...
%prog [options] <archive url/path> ..."""
def add_options(self) -> None:
self.cmd_opts.add_option(cmdoptions.requirements())
self.cmd_opts.add_option(cmdoptions.constraints())
self.cmd_opts.add_option(cmdoptions.no_deps())
self.cmd_opts.add_option(cmdoptions.pre())
self.cmd_opts.add_option(cmdoptions.editable())
self.cmd_opts.add_option(
"--dry-run",
action="store_true",
dest="dry_run",
default=False,
help=(
"Don't actually install anything, just print what would be. "
"Can be used in combination with --ignore-installed "
"to 'resolve' the requirements."
),
)
self.cmd_opts.add_option(
"-t",
"--target",
dest="target_dir",
metavar="dir",
default=None,
help=(
"Install packages into <dir>. "
"By default this will not replace existing files/folders in "
"<dir>. Use --upgrade to replace existing packages in <dir> "
"with new versions."
),
)
cmdoptions.add_target_python_options(self.cmd_opts)
self.cmd_opts.add_option(
"--user",
dest="use_user_site",
action="store_true",
help=(
"Install to the Python user install directory for your "
"platform. Typically ~/.local/, or %APPDATA%\\Python on "
"Windows. (See the Python documentation for site.USER_BASE "
"for full details.)"
),
)
self.cmd_opts.add_option(
"--no-user",
dest="use_user_site",
action="store_false",
help=SUPPRESS_HELP,
)
self.cmd_opts.add_option(
"--root",
dest="root_path",
metavar="dir",
default=None,
help="Install everything relative to this alternate root directory.",
)
self.cmd_opts.add_option(
"--prefix",
dest="prefix_path",
metavar="dir",
default=None,
help=(
"Installation prefix where lib, bin and other top-level "
"folders are placed. Note that the resulting installation may "
"contain scripts and other resources which reference the "
"Python interpreter of pip, and not that of ``--prefix``. "
"See also the ``--python`` option if the intention is to "
"install packages into another (possibly pip-free) "
"environment."
),
)
self.cmd_opts.add_option(cmdoptions.src())
self.cmd_opts.add_option(
"-U",
"--upgrade",
dest="upgrade",
action="store_true",
help=(
"Upgrade all specified packages to the newest available "
"version. The handling of dependencies depends on the "
"upgrade-strategy used."
),
)
self.cmd_opts.add_option(
"--upgrade-strategy",
dest="upgrade_strategy",
default="only-if-needed",
choices=["only-if-needed", "eager"],
help=(
"Determines how dependency upgrading should be handled "
"[default: %default]. "
'"eager" - dependencies are upgraded regardless of '
"whether the currently installed version satisfies the "
"requirements of the upgraded package(s). "
'"only-if-needed" - are upgraded only when they do not '
"satisfy the requirements of the upgraded package(s)."
),
)
self.cmd_opts.add_option(
"--force-reinstall",
dest="force_reinstall",
action="store_true",
help="Reinstall all packages even if they are already up-to-date.",
)
self.cmd_opts.add_option(
"-I",
"--ignore-installed",
dest="ignore_installed",
action="store_true",
help=(
"Ignore the installed packages, overwriting them. "
"This can break your system if the existing package "
"is of a different version or was installed "
"with a different package manager!"
),
)
self.cmd_opts.add_option(cmdoptions.ignore_requires_python())
self.cmd_opts.add_option(cmdoptions.no_build_isolation())
self.cmd_opts.add_option(cmdoptions.use_pep517())
self.cmd_opts.add_option(cmdoptions.no_use_pep517())
self.cmd_opts.add_option(cmdoptions.check_build_deps())
self.cmd_opts.add_option(cmdoptions.override_externally_managed())
self.cmd_opts.add_option(cmdoptions.config_settings())
self.cmd_opts.add_option(cmdoptions.global_options())
self.cmd_opts.add_option(
"--compile",
action="store_true",
dest="compile",
default=True,
help="Compile Python source files to bytecode",
)
self.cmd_opts.add_option(
"--no-compile",
action="store_false",
dest="compile",
help="Do not compile Python source files to bytecode",
)
self.cmd_opts.add_option(
"--no-warn-script-location",
action="store_false",
dest="warn_script_location",
default=True,
help="Do not warn when installing scripts outside PATH",
)
self.cmd_opts.add_option(
"--no-warn-conflicts",
action="store_false",
dest="warn_about_conflicts",
default=True,
help="Do not warn about broken dependencies",
)
self.cmd_opts.add_option(cmdoptions.no_binary())
self.cmd_opts.add_option(cmdoptions.only_binary())
self.cmd_opts.add_option(cmdoptions.prefer_binary())
self.cmd_opts.add_option(cmdoptions.require_hashes())
self.cmd_opts.add_option(cmdoptions.progress_bar())
self.cmd_opts.add_option(cmdoptions.root_user_action())
index_opts = cmdoptions.make_option_group(
cmdoptions.index_group,
self.parser,
)
self.parser.insert_option_group(0, index_opts)
self.parser.insert_option_group(0, self.cmd_opts)
self.cmd_opts.add_option(
"--report",
dest="json_report_file",
metavar="file",
default=None,
help=(
"Generate a JSON file describing what pip did to install "
"the provided requirements. "
"Can be used in combination with --dry-run and --ignore-installed "
"to 'resolve' the requirements. "
"When - is used as file name it writes to stdout. "
"When writing to stdout, please combine with the --quiet option "
"to avoid mixing pip logging output with JSON output."
),
)
@with_cleanup
def run(self, options: Values, args: List[str]) -> int:
if options.use_user_site and options.target_dir is not None:
raise CommandError("Can not combine '--user' and '--target'")
# Check whether the environment we're installing into is externally
# managed, as specified in PEP 668. Specifying --root, --target, or
# --prefix disables the check, since there's no reliable way to locate
# the EXTERNALLY-MANAGED file for those cases. An exception is also
# made specifically for "--dry-run --report" for convenience.
installing_into_current_environment = (
not (options.dry_run and options.json_report_file)
and options.root_path is None
and options.target_dir is None
and options.prefix_path is None
)
if (
installing_into_current_environment
and not options.override_externally_managed
):
check_externally_managed()
upgrade_strategy = "to-satisfy-only"
if options.upgrade:
upgrade_strategy = options.upgrade_strategy
cmdoptions.check_dist_restriction(options, check_target=True)
logger.verbose("Using %s", get_pip_version())
options.use_user_site = decide_user_install(
options.use_user_site,
prefix_path=options.prefix_path,
target_dir=options.target_dir,
root_path=options.root_path,
isolated_mode=options.isolated_mode,
)
target_temp_dir: Optional[TempDirectory] = None
target_temp_dir_path: Optional[str] = None
if options.target_dir:
options.ignore_installed = True
options.target_dir = os.path.abspath(options.target_dir)
if (
# fmt: off
os.path.exists(options.target_dir) and
not os.path.isdir(options.target_dir)
# fmt: on
):
raise CommandError(
"Target path exists but is not a directory, will not continue."
)
# Create a target directory for using with the target option
target_temp_dir = TempDirectory(kind="target")
target_temp_dir_path = target_temp_dir.path
self.enter_context(target_temp_dir)
global_options = options.global_options or []
session = self.get_default_session(options)
target_python = make_target_python(options)
finder = self._build_package_finder(
options=options,
session=session,
target_python=target_python,
ignore_requires_python=options.ignore_requires_python,
)
build_tracker = self.enter_context(get_build_tracker())
directory = TempDirectory(
delete=not options.no_clean,
kind="install",
globally_managed=True,
)
try:
reqs = self.get_requirements(args, options, finder, session)
check_legacy_setup_py_options(options, reqs)
wheel_cache = WheelCache(options.cache_dir)
# Only when installing is it permitted to use PEP 660.
# In other circumstances (pip wheel, pip download) we generate
# regular (i.e. non editable) metadata and wheels.
for req in reqs:
req.permit_editable_wheels = True
preparer = self.make_requirement_preparer(
temp_build_dir=directory,
options=options,
build_tracker=build_tracker,
session=session,
finder=finder,
use_user_site=options.use_user_site,
verbosity=self.verbosity,
)
resolver = self.make_resolver(
preparer=preparer,
finder=finder,
options=options,
wheel_cache=wheel_cache,
use_user_site=options.use_user_site,
ignore_installed=options.ignore_installed,
ignore_requires_python=options.ignore_requires_python,
force_reinstall=options.force_reinstall,
upgrade_strategy=upgrade_strategy,
use_pep517=options.use_pep517,
)
self.trace_basic_info(finder)
requirement_set = resolver.resolve(
reqs, check_supported_wheels=not options.target_dir
)
if options.json_report_file:
report = InstallationReport(requirement_set.requirements_to_install)
if options.json_report_file == "-":
print_json(data=report.to_dict())
else:
with open(options.json_report_file, "w", encoding="utf-8") as f:
json.dump(report.to_dict(), f, indent=2, ensure_ascii=False)
if options.dry_run:
# In non dry-run mode, the legacy versions and specifiers check
# will be done as part of conflict detection.
requirement_set.warn_legacy_versions_and_specifiers()
would_install_items = sorted(
(r.metadata["name"], r.metadata["version"])
for r in requirement_set.requirements_to_install
)
if would_install_items:
write_output(
"Would install %s",
" ".join("-".join(item) for item in would_install_items),
)
return SUCCESS
try:
pip_req = requirement_set.get_requirement("pip")
except KeyError:
modifying_pip = False
else:
# If we're not replacing an already installed pip,
# we're not modifying it.
modifying_pip = pip_req.satisfied_by is None
protect_pip_from_modification_on_windows(modifying_pip=modifying_pip)
reqs_to_build = [
r
for r in requirement_set.requirements.values()
if should_build_for_install_command(r)
]
_, build_failures = build(
reqs_to_build,
wheel_cache=wheel_cache,
verify=True,
build_options=[],
global_options=global_options,
)
if build_failures:
raise InstallationError(
"Could not build wheels for {}, which is required to "
"install pyproject.toml-based projects".format(
", ".join(r.name for r in build_failures) # type: ignore
)
)
to_install = resolver.get_installation_order(requirement_set)
# Check for conflicts in the package set we're installing.
conflicts: Optional[ConflictDetails] = None
should_warn_about_conflicts = (
not options.ignore_dependencies and options.warn_about_conflicts
)
if should_warn_about_conflicts:
conflicts = self._determine_conflicts(to_install)
# Don't warn about script install locations if
# --target or --prefix has been specified
warn_script_location = options.warn_script_location
if options.target_dir or options.prefix_path:
warn_script_location = False
installed = install_given_reqs(
to_install,
global_options,
root=options.root_path,
home=target_temp_dir_path,
prefix=options.prefix_path,
warn_script_location=warn_script_location,
use_user_site=options.use_user_site,
pycompile=options.compile,
)
lib_locations = get_lib_location_guesses(
user=options.use_user_site,
home=target_temp_dir_path,
root=options.root_path,
prefix=options.prefix_path,
isolated=options.isolated_mode,
)
env = get_environment(lib_locations)
installed.sort(key=operator.attrgetter("name"))
items = []
for result in installed:
item = result.name
try:
installed_dist = env.get_distribution(item)
if installed_dist is not None:
item = f"{item}-{installed_dist.version}"
except Exception:
pass
items.append(item)
if conflicts is not None:
self._warn_about_conflicts(
conflicts,
resolver_variant=self.determine_resolver_variant(options),
)
installed_desc = " ".join(items)
if installed_desc:
write_output(
"Successfully installed %s",
installed_desc,
)
except OSError as error:
show_traceback = self.verbosity >= 1
message = create_os_error_message(
error,
show_traceback,
options.use_user_site,
)
logger.error(message, exc_info=show_traceback)
return ERROR
if options.target_dir:
assert target_temp_dir
self._handle_target_dir(
options.target_dir, target_temp_dir, options.upgrade
)
if options.root_user_action == "warn":
warn_if_run_as_root()
return SUCCESS
def _handle_target_dir(
self, target_dir: str, target_temp_dir: TempDirectory, upgrade: bool
) -> None:
ensure_dir(target_dir)
# Checking both purelib and platlib directories for installed
# packages to be moved to target directory
lib_dir_list = []
# Checking both purelib and platlib directories for installed
# packages to be moved to target directory
scheme = get_scheme("", home=target_temp_dir.path)
purelib_dir = scheme.purelib
platlib_dir = scheme.platlib
data_dir = scheme.data
if os.path.exists(purelib_dir):
lib_dir_list.append(purelib_dir)
if os.path.exists(platlib_dir) and platlib_dir != purelib_dir:
lib_dir_list.append(platlib_dir)
if os.path.exists(data_dir):
lib_dir_list.append(data_dir)
for lib_dir in lib_dir_list:
for item in os.listdir(lib_dir):
if lib_dir == data_dir:
ddir = os.path.join(data_dir, item)
if any(s.startswith(ddir) for s in lib_dir_list[:-1]):
continue
target_item_dir = os.path.join(target_dir, item)
if os.path.exists(target_item_dir):
if not upgrade:
logger.warning(
"Target directory %s already exists. Specify "
"--upgrade to force replacement.",
target_item_dir,
)
continue
if os.path.islink(target_item_dir):
logger.warning(
"Target directory %s already exists and is "
"a link. pip will not automatically replace "
"links, please remove if replacement is "
"desired.",
target_item_dir,
)
continue
if os.path.isdir(target_item_dir):
shutil.rmtree(target_item_dir)
else:
os.remove(target_item_dir)
shutil.move(os.path.join(lib_dir, item), target_item_dir)
def _determine_conflicts(
self, to_install: List[InstallRequirement]
) -> Optional[ConflictDetails]:
try:
return check_install_conflicts(to_install)
except Exception:
logger.exception(
"Error while checking for conflicts. Please file an issue on "
"pip's issue tracker: https://github.com/pypa/pip/issues/new"
)
return None
def _warn_about_conflicts(
self, conflict_details: ConflictDetails, resolver_variant: str
) -> None:
package_set, (missing, conflicting) = conflict_details
if not missing and not conflicting:
return
parts: List[str] = []
if resolver_variant == "legacy":
parts.append(
"pip's legacy dependency resolver does not consider dependency "
"conflicts when selecting packages. This behaviour is the "
"source of the following dependency conflicts."
)
else:
assert resolver_variant == "resolvelib"
parts.append(
"pip's dependency resolver does not currently take into account "
"all the packages that are installed. This behaviour is the "
"source of the following dependency conflicts."
)
# NOTE: There is some duplication here, with commands/check.py
for project_name in missing:
version = package_set[project_name][0]
for dependency in missing[project_name]:
message = (
f"{project_name} {version} requires {dependency[1]}, "
"which is not installed."
)
parts.append(message)
for project_name in conflicting:
version = package_set[project_name][0]
for dep_name, dep_version, req in conflicting[project_name]:
message = (
"{name} {version} requires {requirement}, but {you} have "
"{dep_name} {dep_version} which is incompatible."
).format(
name=project_name,
version=version,
requirement=req,
dep_name=dep_name,
dep_version=dep_version,
you=("you" if resolver_variant == "resolvelib" else "you'll"),
)
parts.append(message)
logger.critical("\n".join(parts))
def get_lib_location_guesses(
user: bool = False,
home: Optional[str] = None,
root: Optional[str] = None,
isolated: bool = False,
prefix: Optional[str] = None,
) -> List[str]:
scheme = get_scheme(
"",
user=user,
home=home,
root=root,
isolated=isolated,
prefix=prefix,
)
return [scheme.purelib, scheme.platlib]
def site_packages_writable(root: Optional[str], isolated: bool) -> bool:
return all(
test_writable_dir(d)
for d in set(get_lib_location_guesses(root=root, isolated=isolated))
)
def decide_user_install(
use_user_site: Optional[bool],
prefix_path: Optional[str] = None,
target_dir: Optional[str] = None,
root_path: Optional[str] = None,
isolated_mode: bool = False,
) -> bool:
"""Determine whether to do a user install based on the input options.
If use_user_site is False, no additional checks are done.
If use_user_site is True, it is checked for compatibility with other
options.
If use_user_site is None, the default behaviour depends on the environment,
which is provided by the other arguments.
"""
# In some cases (config from tox), use_user_site can be set to an integer
# rather than a bool, which 'use_user_site is False' wouldn't catch.
if (use_user_site is not None) and (not use_user_site):
logger.debug("Non-user install by explicit request")
return False
if use_user_site:
if prefix_path:
raise CommandError(
"Can not combine '--user' and '--prefix' as they imply "
"different installation locations"
)
if virtualenv_no_global():
raise InstallationError(
"Can not perform a '--user' install. User site-packages "
"are not visible in this virtualenv."
)
logger.debug("User install by explicit request")
return True
# If we are here, user installs have not been explicitly requested/avoided
assert use_user_site is None
# user install incompatible with --prefix/--target
if prefix_path or target_dir:
logger.debug("Non-user install due to --prefix or --target option")
return False
# If user installs are not enabled, choose a non-user install
if not site.ENABLE_USER_SITE:
logger.debug("Non-user install because user site-packages disabled")
return False
# If we have permission for a non-user install, do that,
# otherwise do a user install.
if site_packages_writable(root=root_path, isolated=isolated_mode):
logger.debug("Non-user install because site-packages writeable")
return False
logger.info(
"Defaulting to user installation because normal site-packages "
"is not writeable"
)
return True
def create_os_error_message(
error: OSError, show_traceback: bool, using_user_site: bool
) -> str:
"""Format an error message for an OSError
It may occur anytime during the execution of the install command.
"""
parts = []
# Mention the error if we are not going to show a traceback
parts.append("Could not install packages due to an OSError")
if not show_traceback:
parts.append(": ")
parts.append(str(error))
else:
parts.append(".")
# Spilt the error indication from a helper message (if any)
parts[-1] += "\n"
# Suggest useful actions to the user:
# (1) using user site-packages or (2) verifying the permissions
if error.errno == errno.EACCES:
user_option_part = "Consider using the `--user` option"
permissions_part = "Check the permissions"
if not running_under_virtualenv() and not using_user_site:
parts.extend(
[
user_option_part,
" or ",
permissions_part.lower(),
]
)
else:
parts.append(permissions_part)
parts.append(".\n")
# Suggest the user to enable Long Paths if path length is
# more than 260
if (
WINDOWS
and error.errno == errno.ENOENT
and error.filename
and len(error.filename) > 260
):
parts.append(
"HINT: This error might have occurred since "
"this system does not have Windows Long Path "
"support enabled. You can find information on "
"how to enable this at "
"https://pip.pypa.io/warnings/enable-long-paths\n"
)
return "".join(parts).strip() + "\n"
@@ -0,0 +1,370 @@
import json
import logging
from optparse import Values
from typing import TYPE_CHECKING, Generator, List, Optional, Sequence, Tuple, cast
from pip._vendor.packaging.utils import canonicalize_name
from pip._internal.cli import cmdoptions
from pip._internal.cli.req_command import IndexGroupCommand
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.exceptions import CommandError
from pip._internal.index.collector import LinkCollector
from pip._internal.index.package_finder import PackageFinder
from pip._internal.metadata import BaseDistribution, get_environment
from pip._internal.models.selection_prefs import SelectionPreferences
from pip._internal.network.session import PipSession
from pip._internal.utils.compat import stdlib_pkgs
from pip._internal.utils.misc import tabulate, write_output
if TYPE_CHECKING:
from pip._internal.metadata.base import DistributionVersion
class _DistWithLatestInfo(BaseDistribution):
"""Give the distribution object a couple of extra fields.
These will be populated during ``get_outdated()``. This is dirty but
makes the rest of the code much cleaner.
"""
latest_version: DistributionVersion
latest_filetype: str
_ProcessedDists = Sequence[_DistWithLatestInfo]
from pip._vendor.packaging.version import parse
logger = logging.getLogger(__name__)
class ListCommand(IndexGroupCommand):
"""
List installed packages, including editables.
Packages are listed in a case-insensitive sorted order.
"""
ignore_require_venv = True
usage = """
%prog [options]"""
def add_options(self) -> None:
self.cmd_opts.add_option(
"-o",
"--outdated",
action="store_true",
default=False,
help="List outdated packages",
)
self.cmd_opts.add_option(
"-u",
"--uptodate",
action="store_true",
default=False,
help="List uptodate packages",
)
self.cmd_opts.add_option(
"-e",
"--editable",
action="store_true",
default=False,
help="List editable projects.",
)
self.cmd_opts.add_option(
"-l",
"--local",
action="store_true",
default=False,
help=(
"If in a virtualenv that has global access, do not list "
"globally-installed packages."
),
)
self.cmd_opts.add_option(
"--user",
dest="user",
action="store_true",
default=False,
help="Only output packages installed in user-site.",
)
self.cmd_opts.add_option(cmdoptions.list_path())
self.cmd_opts.add_option(
"--pre",
action="store_true",
default=False,
help=(
"Include pre-release and development versions. By default, "
"pip only finds stable versions."
),
)
self.cmd_opts.add_option(
"--format",
action="store",
dest="list_format",
default="columns",
choices=("columns", "freeze", "json"),
help=(
"Select the output format among: columns (default), freeze, or json. "
"The 'freeze' format cannot be used with the --outdated option."
),
)
self.cmd_opts.add_option(
"--not-required",
action="store_true",
dest="not_required",
help="List packages that are not dependencies of installed packages.",
)
self.cmd_opts.add_option(
"--exclude-editable",
action="store_false",
dest="include_editable",
help="Exclude editable package from output.",
)
self.cmd_opts.add_option(
"--include-editable",
action="store_true",
dest="include_editable",
help="Include editable package from output.",
default=True,
)
self.cmd_opts.add_option(cmdoptions.list_exclude())
index_opts = cmdoptions.make_option_group(cmdoptions.index_group, self.parser)
self.parser.insert_option_group(0, index_opts)
self.parser.insert_option_group(0, self.cmd_opts)
def _build_package_finder(
self, options: Values, session: PipSession
) -> PackageFinder:
"""
Create a package finder appropriate to this list command.
"""
link_collector = LinkCollector.create(session, options=options)
# Pass allow_yanked=False to ignore yanked versions.
selection_prefs = SelectionPreferences(
allow_yanked=False,
allow_all_prereleases=options.pre,
)
return PackageFinder.create(
link_collector=link_collector,
selection_prefs=selection_prefs,
)
def run(self, options: Values, args: List[str]) -> int:
if options.outdated and options.uptodate:
raise CommandError("Options --outdated and --uptodate cannot be combined.")
if options.outdated and options.list_format == "freeze":
raise CommandError(
"List format 'freeze' cannot be used with the --outdated option."
)
cmdoptions.check_list_path_option(options)
skip = set(stdlib_pkgs)
if options.excludes:
skip.update(canonicalize_name(n) for n in options.excludes)
packages: "_ProcessedDists" = [
cast("_DistWithLatestInfo", d)
for d in get_environment(options.path).iter_installed_distributions(
local_only=options.local,
user_only=options.user,
editables_only=options.editable,
include_editables=options.include_editable,
skip=skip,
)
]
# get_not_required must be called firstly in order to find and
# filter out all dependencies correctly. Otherwise a package
# can't be identified as requirement because some parent packages
# could be filtered out before.
if options.not_required:
packages = self.get_not_required(packages, options)
if options.outdated:
packages = self.get_outdated(packages, options)
elif options.uptodate:
packages = self.get_uptodate(packages, options)
self.output_package_listing(packages, options)
return SUCCESS
def get_outdated(
self, packages: "_ProcessedDists", options: Values
) -> "_ProcessedDists":
return [
dist
for dist in self.iter_packages_latest_infos(packages, options)
if parse(str(dist.latest_version)) > parse(str(dist.version))
]
def get_uptodate(
self, packages: "_ProcessedDists", options: Values
) -> "_ProcessedDists":
return [
dist
for dist in self.iter_packages_latest_infos(packages, options)
if parse(str(dist.latest_version)) == parse(str(dist.version))
]
def get_not_required(
self, packages: "_ProcessedDists", options: Values
) -> "_ProcessedDists":
dep_keys = {
canonicalize_name(dep.name)
for dist in packages
for dep in (dist.iter_dependencies() or ())
}
# Create a set to remove duplicate packages, and cast it to a list
# to keep the return type consistent with get_outdated and
# get_uptodate
return list({pkg for pkg in packages if pkg.canonical_name not in dep_keys})
def iter_packages_latest_infos(
self, packages: "_ProcessedDists", options: Values
) -> Generator["_DistWithLatestInfo", None, None]:
with self._build_session(options) as session:
finder = self._build_package_finder(options, session)
def latest_info(
dist: "_DistWithLatestInfo",
) -> Optional["_DistWithLatestInfo"]:
all_candidates = finder.find_all_candidates(dist.canonical_name)
if not options.pre:
# Remove prereleases
all_candidates = [
candidate
for candidate in all_candidates
if not candidate.version.is_prerelease
]
evaluator = finder.make_candidate_evaluator(
project_name=dist.canonical_name,
)
best_candidate = evaluator.sort_best_candidate(all_candidates)
if best_candidate is None:
return None
remote_version = best_candidate.version
if best_candidate.link.is_wheel:
typ = "wheel"
else:
typ = "sdist"
dist.latest_version = remote_version
dist.latest_filetype = typ
return dist
for dist in map(latest_info, packages):
if dist is not None:
yield dist
def output_package_listing(
self, packages: "_ProcessedDists", options: Values
) -> None:
packages = sorted(
packages,
key=lambda dist: dist.canonical_name,
)
if options.list_format == "columns" and packages:
data, header = format_for_columns(packages, options)
self.output_package_listing_columns(data, header)
elif options.list_format == "freeze":
for dist in packages:
if options.verbose >= 1:
write_output(
"%s==%s (%s)", dist.raw_name, dist.version, dist.location
)
else:
write_output("%s==%s", dist.raw_name, dist.version)
elif options.list_format == "json":
write_output(format_for_json(packages, options))
def output_package_listing_columns(
self, data: List[List[str]], header: List[str]
) -> None:
# insert the header first: we need to know the size of column names
if len(data) > 0:
data.insert(0, header)
pkg_strings, sizes = tabulate(data)
# Create and add a separator.
if len(data) > 0:
pkg_strings.insert(1, " ".join("-" * x for x in sizes))
for val in pkg_strings:
write_output(val)
def format_for_columns(
pkgs: "_ProcessedDists", options: Values
) -> Tuple[List[List[str]], List[str]]:
"""
Convert the package data into something usable
by output_package_listing_columns.
"""
header = ["Package", "Version"]
running_outdated = options.outdated
if running_outdated:
header.extend(["Latest", "Type"])
has_editables = any(x.editable for x in pkgs)
if has_editables:
header.append("Editable project location")
if options.verbose >= 1:
header.append("Location")
if options.verbose >= 1:
header.append("Installer")
data = []
for proj in pkgs:
# if we're working on the 'outdated' list, separate out the
# latest_version and type
row = [proj.raw_name, str(proj.version)]
if running_outdated:
row.append(str(proj.latest_version))
row.append(proj.latest_filetype)
if has_editables:
row.append(proj.editable_project_location or "")
if options.verbose >= 1:
row.append(proj.location or "")
if options.verbose >= 1:
row.append(proj.installer)
data.append(row)
return data, header
def format_for_json(packages: "_ProcessedDists", options: Values) -> str:
data = []
for dist in packages:
info = {
"name": dist.raw_name,
"version": str(dist.version),
}
if options.verbose >= 1:
info["location"] = dist.location or ""
info["installer"] = dist.installer
if options.outdated:
info["latest_version"] = str(dist.latest_version)
info["latest_filetype"] = dist.latest_filetype
editable_project_location = dist.editable_project_location
if editable_project_location:
info["editable_project_location"] = editable_project_location
data.append(info)
return json.dumps(data)
@@ -0,0 +1,174 @@
import logging
import shutil
import sys
import textwrap
import xmlrpc.client
from collections import OrderedDict
from optparse import Values
from typing import TYPE_CHECKING, Dict, List, Optional
from pip._vendor.packaging.version import parse as parse_version
from pip._internal.cli.base_command import Command
from pip._internal.cli.req_command import SessionCommandMixin
from pip._internal.cli.status_codes import NO_MATCHES_FOUND, SUCCESS
from pip._internal.exceptions import CommandError
from pip._internal.metadata import get_default_environment
from pip._internal.models.index import PyPI
from pip._internal.network.xmlrpc import PipXmlrpcTransport
from pip._internal.utils.logging import indent_log
from pip._internal.utils.misc import write_output
if TYPE_CHECKING:
from typing import TypedDict
class TransformedHit(TypedDict):
name: str
summary: str
versions: List[str]
logger = logging.getLogger(__name__)
class SearchCommand(Command, SessionCommandMixin):
"""Search for PyPI packages whose name or summary contains <query>."""
usage = """
%prog [options] <query>"""
ignore_require_venv = True
def add_options(self) -> None:
self.cmd_opts.add_option(
"-i",
"--index",
dest="index",
metavar="URL",
default=PyPI.pypi_url,
help="Base URL of Python Package Index (default %default)",
)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
if not args:
raise CommandError("Missing required argument (search query).")
query = args
pypi_hits = self.search(query, options)
hits = transform_hits(pypi_hits)
terminal_width = None
if sys.stdout.isatty():
terminal_width = shutil.get_terminal_size()[0]
print_results(hits, terminal_width=terminal_width)
if pypi_hits:
return SUCCESS
return NO_MATCHES_FOUND
def search(self, query: List[str], options: Values) -> List[Dict[str, str]]:
index_url = options.index
session = self.get_default_session(options)
transport = PipXmlrpcTransport(index_url, session)
pypi = xmlrpc.client.ServerProxy(index_url, transport)
try:
hits = pypi.search({"name": query, "summary": query}, "or")
except xmlrpc.client.Fault as fault:
message = "XMLRPC request failed [code: {code}]\n{string}".format(
code=fault.faultCode,
string=fault.faultString,
)
raise CommandError(message)
assert isinstance(hits, list)
return hits
def transform_hits(hits: List[Dict[str, str]]) -> List["TransformedHit"]:
"""
The list from pypi is really a list of versions. We want a list of
packages with the list of versions stored inline. This converts the
list from pypi into one we can use.
"""
packages: Dict[str, "TransformedHit"] = OrderedDict()
for hit in hits:
name = hit["name"]
summary = hit["summary"]
version = hit["version"]
if name not in packages.keys():
packages[name] = {
"name": name,
"summary": summary,
"versions": [version],
}
else:
packages[name]["versions"].append(version)
# if this is the highest version, replace summary and score
if version == highest_version(packages[name]["versions"]):
packages[name]["summary"] = summary
return list(packages.values())
def print_dist_installation_info(name: str, latest: str) -> None:
env = get_default_environment()
dist = env.get_distribution(name)
if dist is not None:
with indent_log():
if dist.version == latest:
write_output("INSTALLED: %s (latest)", dist.version)
else:
write_output("INSTALLED: %s", dist.version)
if parse_version(latest).pre:
write_output(
"LATEST: %s (pre-release; install"
" with `pip install --pre`)",
latest,
)
else:
write_output("LATEST: %s", latest)
def print_results(
hits: List["TransformedHit"],
name_column_width: Optional[int] = None,
terminal_width: Optional[int] = None,
) -> None:
if not hits:
return
if name_column_width is None:
name_column_width = (
max(
[
len(hit["name"]) + len(highest_version(hit.get("versions", ["-"])))
for hit in hits
]
)
+ 4
)
for hit in hits:
name = hit["name"]
summary = hit["summary"] or ""
latest = highest_version(hit.get("versions", ["-"]))
if terminal_width is not None:
target_width = terminal_width - name_column_width - 5
if target_width > 10:
# wrap and indent summary to fit terminal
summary_lines = textwrap.wrap(summary, target_width)
summary = ("\n" + " " * (name_column_width + 3)).join(summary_lines)
name_latest = f"{name} ({latest})"
line = f"{name_latest:{name_column_width}} - {summary}"
try:
write_output(line)
print_dist_installation_info(name, latest)
except UnicodeEncodeError:
pass
def highest_version(versions: List[str]) -> str:
return max(versions, key=parse_version)
@@ -0,0 +1,189 @@
import logging
from optparse import Values
from typing import Generator, Iterable, Iterator, List, NamedTuple, Optional
from pip._vendor.packaging.utils import canonicalize_name
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.metadata import BaseDistribution, get_default_environment
from pip._internal.utils.misc import write_output
logger = logging.getLogger(__name__)
class ShowCommand(Command):
"""
Show information about one or more installed packages.
The output is in RFC-compliant mail header format.
"""
usage = """
%prog [options] <package> ..."""
ignore_require_venv = True
def add_options(self) -> None:
self.cmd_opts.add_option(
"-f",
"--files",
dest="files",
action="store_true",
default=False,
help="Show the full list of installed files for each package.",
)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
if not args:
logger.warning("ERROR: Please provide a package name or names.")
return ERROR
query = args
results = search_packages_info(query)
if not print_results(
results, list_files=options.files, verbose=options.verbose
):
return ERROR
return SUCCESS
class _PackageInfo(NamedTuple):
name: str
version: str
location: str
editable_project_location: Optional[str]
requires: List[str]
required_by: List[str]
installer: str
metadata_version: str
classifiers: List[str]
summary: str
homepage: str
project_urls: List[str]
author: str
author_email: str
license: str
entry_points: List[str]
files: Optional[List[str]]
def search_packages_info(query: List[str]) -> Generator[_PackageInfo, None, None]:
"""
Gather details from installed distributions. Print distribution name,
version, location, and installed files. Installed files requires a
pip generated 'installed-files.txt' in the distributions '.egg-info'
directory.
"""
env = get_default_environment()
installed = {dist.canonical_name: dist for dist in env.iter_all_distributions()}
query_names = [canonicalize_name(name) for name in query]
missing = sorted(
[name for name, pkg in zip(query, query_names) if pkg not in installed]
)
if missing:
logger.warning("Package(s) not found: %s", ", ".join(missing))
def _get_requiring_packages(current_dist: BaseDistribution) -> Iterator[str]:
return (
dist.metadata["Name"] or "UNKNOWN"
for dist in installed.values()
if current_dist.canonical_name
in {canonicalize_name(d.name) for d in dist.iter_dependencies()}
)
for query_name in query_names:
try:
dist = installed[query_name]
except KeyError:
continue
requires = sorted((req.name for req in dist.iter_dependencies()), key=str.lower)
required_by = sorted(_get_requiring_packages(dist), key=str.lower)
try:
entry_points_text = dist.read_text("entry_points.txt")
entry_points = entry_points_text.splitlines(keepends=False)
except FileNotFoundError:
entry_points = []
files_iter = dist.iter_declared_entries()
if files_iter is None:
files: Optional[List[str]] = None
else:
files = sorted(files_iter)
metadata = dist.metadata
yield _PackageInfo(
name=dist.raw_name,
version=str(dist.version),
location=dist.location or "",
editable_project_location=dist.editable_project_location,
requires=requires,
required_by=required_by,
installer=dist.installer,
metadata_version=dist.metadata_version or "",
classifiers=metadata.get_all("Classifier", []),
summary=metadata.get("Summary", ""),
homepage=metadata.get("Home-page", ""),
project_urls=metadata.get_all("Project-URL", []),
author=metadata.get("Author", ""),
author_email=metadata.get("Author-email", ""),
license=metadata.get("License", ""),
entry_points=entry_points,
files=files,
)
def print_results(
distributions: Iterable[_PackageInfo],
list_files: bool,
verbose: bool,
) -> bool:
"""
Print the information from installed distributions found.
"""
results_printed = False
for i, dist in enumerate(distributions):
results_printed = True
if i > 0:
write_output("---")
write_output("Name: %s", dist.name)
write_output("Version: %s", dist.version)
write_output("Summary: %s", dist.summary)
write_output("Home-page: %s", dist.homepage)
write_output("Author: %s", dist.author)
write_output("Author-email: %s", dist.author_email)
write_output("License: %s", dist.license)
write_output("Location: %s", dist.location)
if dist.editable_project_location is not None:
write_output(
"Editable project location: %s", dist.editable_project_location
)
write_output("Requires: %s", ", ".join(dist.requires))
write_output("Required-by: %s", ", ".join(dist.required_by))
if verbose:
write_output("Metadata-Version: %s", dist.metadata_version)
write_output("Installer: %s", dist.installer)
write_output("Classifiers:")
for classifier in dist.classifiers:
write_output(" %s", classifier)
write_output("Entry-points:")
for entry in dist.entry_points:
write_output(" %s", entry.strip())
write_output("Project-URLs:")
for project_url in dist.project_urls:
write_output(" %s", project_url)
if list_files:
write_output("Files:")
if dist.files is None:
write_output("Cannot locate RECORD or installed-files.txt")
else:
for line in dist.files:
write_output(" %s", line.strip())
return results_printed

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