Sphinx extension which outputs serialized HTML files (json and pickle)

https://www.sphinx-doc.org/

Sphinx extension for converting SVG to PDF

https://github.com/missinglinkelectronics/sphinxcontrib-svg2pdfconverter

RST directive for injecting a Towncrier-generated changelog draft

https://github.com/sphinx-contrib/sphinxcontrib-towncrier

Sphinx API for Web Apps

https://github.com/sphinx-doc/sphinxcontrib-websupport

Sphinx API for Web Apps

https://github.com/sphinx-doc/sphinxcontrib-websupport

Database schema migrations for SQLAlchemy

https://opendev.org/x/sqlalchemy-migrate

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/

Python SQL toolkit and Object Relational Mapper 1.3.x

https://www.sqlalchemy.org/

Standard Python binding to the SQLite3 library

Non-validating SQL parser for Python

https://github.com/andialbrecht/sqlparse

Python module to handle standardized numbers and codes

https://pypi.org/project/python-stdnum/

Stripe Python bindings

https://github.com/stripe/stripe-python

Captures output while still printing it in real-time

https://github.com/pycontribs/subprocess-tee

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 Library For Symbolic Mathematics

http://sympy.org/

Pretty-print tabular data in Python

https://bitbucket.org/astanin/python-tabulate

Retry code until it succeeds

https://tenacity.readthedocs.io/en/latest/ https://github.com/jd/tenacity

ANSII Color formatting for output in terminal

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

Collection of helpers and mock objects for unit tests and doc tests

https://github.com/Simplistix/testfixtures

Test utilities for Python code working with files and commands

https://github.com/jupyter/testpath

Repository of test results

https://launchpad.net/testrepository

PyUnit extension for dependency injection

https://pypi.org/project/testscenarios/

Extensions to the Python standard library unit testing framework

https://github.com/testing-cabal/testtools

Pure Python TFTP library

https://github.com/msoulier/tftpy

Complete yet simple CSS parser for Python

https://pypi.org/project/tinycss/

Low-level CSS parser for Python

https://github.com/Kozea/tinycss2

Python bindings to the Tk widget set

Separate the TLD from the registered domain and subdomains of a URL

https://github.com/john-kurkowski/tldextract

Python library for parsing and creating TOML

https://github.com/uiri/toml

Lil' TOML parser

https://github.com/hukkin/tomli

Lil' TOML writer

https://github.com/hukkin/tomli-w

Style-preserving TOML library

https://tomlkit.readthedocs.io/en/latest/ https://github.com/sdispater/tomlkit

Python Web Server from FriendFeed

https://www.tornadoweb.org/ https://github.com/tornadoweb/tornado

Building newsfiles for your project

https://github.com/twisted/towncrier

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

Library for async concurrency and I/O

https://pypi.org/project/trio/

Top quality TLS certs while you wait, for the discerning tester

https://github.com/python-trio/trustme

Python wrapper for ttfautohint

https://github.com/fonttools/ttfautohint-py

Python progress reporting to /dev/tty

https://liw.fi/ttystatus/

Collection of utilities for interacting with PyPI

https://github.com/pypa/twine

Collection of utilities for interacting with PyPI

https://github.com/pypa/twine

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