An open-source Python SQL toolkit, it provides mapping relational databases into objects, manages an applications database connections, can alter a database, etc. 


An open source highly scalable machine learning library built by Google.


Python framework for fast computation of mathematical expressions.


A Python web framework and asynchronous networking library, originally developed at FriendFeed.


An open source asynchronous event-driven engine for network app development written in Python. Twisted runs on Python 2 and an ever growing subset also works with Python 3.


Stands for Virtual Environment, a working tool for creating an isolated Python environments, allows to work on multiple Python projects that have different requirements, to coexist on the same computer and to add and modify Python modules without access to the global installation.


Free and open source full-stack framework for rapid development of secure and portable database-driven web applications; written and programmable in Python.

A Python web framework, it is well-balanced, minimalist, easy to install and to learn, 


A GUI Python wrapper built around the wxWidgets, it provides window types and controls, all implemented with a native look on the platforms, allows to create programs with a highly functional GUI easily.

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