Free Python Source Code

Nullege is a search engine for Python source code. It helps you find working samples for Python libraries from production-quality open source projects. It appears to list 42547 Projects.

Python Code Examples
This page contains all Python scripts posted so far on pythonforbeginners.com, topics include using FTP, sending email, getting the geolocation of an IP address and more.

Python Cookbook at ActiveState.com
Looks like there are a lot of cool Python recipes here.

Python examples (example source code)
Organized by topics, and includes two sample calculator applications.

Skip's Python Bits
Tasty Python bits and pieces.