Contribute — wiki
welcome, and thanks for thinking about contributing.
New to contributing to Open Source Free Libre software? There is a draft of Let's write a unit test!" which is a step by step guide on how to write your first unit test in python for pygame, which is very similar to how you would do it for other projects.
Developer guide: or "How to hack on pygame": Hacking
Other ways to talk to us: info
How to submit changes: patchesandbugs
Our github project page, where you can take a look at what we're doing on: https://github.com/pygame/