1. Matplotlib
Matplotlib helps with data analyzing,
And is a numerical politing library.
2. Pygame
Pygame provides an extremely easy interface to the simple directmedia library (SDL) platform-independent graphic, audio, and input libraries.
3. Pillow
Pillow is a friendly fork of IPL(python imaging library), but is more user-friendly. If you work with images, pillow is your best friend.
4. Flask
A webframework, Flask is built with a
Small core and many extensions.
5. Fabric
Along with being a library, Fabric is a command-line tool for streamlining the use of SSH for application development or systems administration task. With it , you can execute local or remote shell commands, upload/download files, and even prompt running user for input, or abort execution.
6. SymPy
It is an open source library for symbolic math. With very simple and comprehensible code that is easily extensible, SymPy is a full-fledge Computer Algebra System(CAS). It is written in python, and hence does not need external libraries.
7. iPython
iPython python library has an architecture that facilitate parallel and distributed computing. With it you can develop, execute, debug, monitor parallel applications.
8. wxPython
It is a wrapper around wxWidgets for python.
9. Python Twisted
An event driven networking engine, Twisted is written in python, licensed under the open source MIT licence.
