Guido Van Rossum

The Python/C Api

The Python Language Reference

Python 2.7.10 Extending And Embedding Python

Python 2.7.10 Tutorial: An Introduction To Python

Python 3.6 Tutorial

Python 2.7.10 Language Reference

Python 3.6 Language Reference

Python 2.7.10 C Api

Learning Python

Python Tutorial

Extending And Embedding Python

Python 3.6 Extending And Embedding Python

Python 3.5 Setup And Usage Guide

Python Library Reference

Python 3.5 C Api

The Python Library Reference

Python 2.7.10 Setup And Usage Guide

Python Reference Manual: February 19, 1999, Release 1.5.2 (Open Source Library)