The Intelligent Transport Layer - zeromq

zmq

https://github.com/zeromq/pyzmq/blob/master/README.rst

gevent 

http://www.gevent.org/

vpython 3d image api

http://www.vpython.org/contents/docs/visual/index.html

Mock - Mocking and Testing Library

mock is a library for testing in Python. It allows you to replace parts of your system under test with mock objects and make assertions about how they have been used.
ref : http://www.voidspace.org.uk/python/mock/index.html#quick-guide