newspaper3k is a news, full-text, and article metadata extraction in Python 3. Advanced docs:

A systematic approach to creating better documentation.

A DOM-merging algorithm

Status, process, and documents for ECMA 402

Universal Dependencies online documentation

A regular dump of the most-downloaded packages from PyPI

A set of (anti)patterns found over the years.

Adoption analysis of Python Wheels: https://pythonwheels.com/

Create reproducible installations for a virtual environment from a lock file

Index of websites publishing bugs along the lines of heartbleed.com

The pythonineducation.org website

Hyde documentation

Source code for the mypy web site

Example Affirm integration with a python-flask web app

EVERTims project website