Welcome to Cython’s Documentation

Also see the Cython project homepage.

Cython is an optimising static compiler for both the Python programming language and the extended Cython programming language (based on Pyrex). It makes writing C extensions for Python as easy as Python itself.

Quickstart

Getting Started: How to install Cython compiler package.
Tutorials: How to use Cython to speedup your project.

Guide

Users Guide: Learn to use Cython package.
Reference Guide: How to use Cython to speedup your project.

Development

Contributing: How to contribute changes to Cython.
Changelog: Release note of Cython development.