Code examples from GeospatialPython.com
Sample projects and libraries from GeospatialPython.com
Sample data and some scripts used in the examples on GeospatialPython.com can be found in the Downloads section. Most sample source code is located in the Subversion Repository.
A good bit of the examples are based on the the Python Shapefile Library also hosted on Google Code.
There is a discussion group for everything above on Google Groups.