All Algorithms implemented in Python

Command-line program to download videos from YouTube.com and other video sites

scikit-learn: machine learning in Python

Scrapy, a fast high-level web crawling & scraping framework for Python.

A simple, yet elegant, HTTP library.

The fundamental package for scientific computing with Python.

A code-completion engine for Vim

matplotlib: plotting with Python

Network Analysis in Python

Asynchronous HTTP client/server framework for asyncio and Python

NLTK Source

SciPy library main repository

Python Imaging Library (Fork)

Fuzzy String Matching in Python

Conan - The open-source C and C++ package manager

Coroutine-based concurrency library for Python

Event-driven networking engine written in Python.

THIS IS NOT THE OFFICIAL REPO - PLEASE SUBMIT PRs ETC AT: http://github.com/sqlalchemy/sqlalchemy

WebSocket and WAMP in Python for Twisted and asyncio

nose is nicer testing for python

MySQL Connector/Python is implementing the MySQL Client/Server protocol completely in Python. No MySQL libraries are needed, and no compilation is necessary to run this Python DB API v2.0 compliant…

Unofficial Duolingo API Written in Python

MongoDB python logging handler. Python centralized logging made easy.

Tim Video's - Live Streaming for user groups and other events.