Python SQL toolkit and Object Relational Mapper 1.0.x

http://www.sqlalchemy.org/

Python SQL toolkit and Object Relational Mapper 1.1.x

https://www.sqlalchemy.org/

Python SQL toolkit and Object Relational Mapper 1.2.x

https://www.sqlalchemy.org/

Standard Python binding to the SQLite3 library

Sqlite-backed dictionary

https://github.com/YelpArchive/sqlite3dbm

Non-validating SQL parser for Python

https://github.com/andialbrecht/sqlparse

Python bindings for version control system

http://subversion.apache.org/

Utility belt for automated testing in Python for Python

https://github.com/gabrielfalcao/sure

Python Database API interface to the Sybase RDBMS

http://object-craft.com.au/projects/sybase/

Python Library For Symbolic Mathematics

http://sympy.org/

ANSII Color formatting for output in terminal

https://pypi.org/project/termcolor/

Python bindings to the Tk widget set

Virtualenv-based automation of test activities

https://tox.readthedocs.org/

Fast, extensible progress bar for Python

https://tqdm.github.io/ https://github.com/tqdm/tqdm

New features in traceback backported to Python 2

https://pypi.org/project/traceback2/

Requests-like API built on top of twisted.web's Agent

https://github.com/twisted/treq

Port of the Tulip project (asyncio module, PEP 3156) on Python 2

https://github.com/haypo/trollius

Asynchronous networking framework written in Python

https://twistedmatrix.com/ https://github.com/twisted/twisted

Python API and command-line toolset for Twitter

https://github.com/sixohsix/twitter

Compatibility API between asyncio/Twisted/Trollius

https://github.com/crossbario/txaio

Type Hints for Python

https://pypi.org/project/typing/

Ultra fast JSON encoder and decoder for Python

https://github.com/esnme/ultrajson

New features in unittest backported to Python 2

https://github.com/garbas/unittest2

HTTP library with thread-safe connection pooling, file post, and more

https://github.com/urllib3/urllib3

Tool for creating isolated Python environments

https://virtualenv.pypa.io

Character encoding aliases for legacy web content

https://github.com/SimonSapin/python-webencodings

Decorators, wrappers and monkey patching

https://github.com/GrahamDumpleton/wrapt

WebSocket Accelerator for ws4py and AutobahnPython

https://github.com/methane/wsaccel

Python library to access freedesktop.org standards

https://freedesktop.org/wiki/Software/pyxdg/

XML parser that returns python dictionaries

https://pypi.org/project/xmltodict/

Python YAML parser

https://pyyaml.org/

Zope Component Architecture

https://pypi.org/project/zope.component/

Very basic event publishing system

https://pypi.org/project/zope.event/

Interfaces for Python

https://pypi.org/project/zope.interface/

DNS toolkit for Python

http://www.dnspython.org/

An extensible benchmark suite for Python

http://www.lemburg.com/python/

Common files for the Python bindings for the D-BUS messaging system

https://dbus.freedesktop.org/doc/dbus-python/

Common files for the Python bindings for GObject

Analyzes python source code looking for bugs and signs of poor quality

https://www.pylint.org/ https://pylint.readthedocs.io/en/latest/ https://github.com/pylint-dev/pylint

Python driver for MongoDB

https://github.com/mongodb/mongo-python-driver

"meta-port" for the default version of Python interpreter

https://www.python.org/

"meta-port" for version 2 of the Python interpreter

https://www.python.org/

Interpreted object-oriented programming language

https://www.python.org/

Meta-port for the Python interpreter 3.x

https://www.python.org/

Interpreted object-oriented programming language

http://www.python.org/

Interpreted object-oriented programming language

https://www.python.org/

Collaborative, networked system to detect and block spam

https://github.com/SpamExperts/pyzor

Cross-platform crypto API for Qt 6

https://api.kde.org/qca/html/index.html

Quick Database Manager

https://dbmx.net/qdbm/

Graphical interface to git repositories

https://github.com/tibirna/qgit