Python features examples by releases 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7 3.0, 3.1, 3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 3.8, 3.9 Features Minimal and practical self descriptive as possible source code. (Please read references for explanations) Complete and ready to copy-paste into an your application. Runnable in-place. (No need to copy paste snippets from documentation into an interpreter) Verifiable. Internal tests provides reliability and durability. You can easily add new features and run tests to assure code validity. Usage Read sources 'assert' statements in the sources show expected results Run 'make' or any example manually for validation and unit testing Improvements and new features are welcome References What’s New in Python Minimal working example Minimal, Complete, and Verifiable Example