Freshmeat page: http://freshmeat.net/projects/pygame
Pygame is a Python package used for creating games. It uses the fantastic SDL library to do all its dirty work. Pygame, it takes the "C" out of "Game Development".
Anyways, the project is actually very mature at this point. It also offers more functionality than you get with basic SDL. Perhaps it is most easily explained with the classic bulleted feature list. :]
From the website you can get a list of current projects, and screenshots. There is an active mailing list and irc channel available as well.
This project has the following developers:
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