EvServer is a lightweight http server, created especially to host python WSGI applications. Additionally, it supports little known Asynchronous WSGI extension, which was suggested by Christopher Stawarz. Using this extension it's possible to create an output html response in many data chunks, without blocking the main server process while your application waits for external resources.
Comet the WSGI way.
SimpleDB/dev provides a local SimpleDB server, so you can develop offline, without even currently having a SimpleDB account.
a nice usage of web.py
a simple Python script for parsing exported Google Analytics data.
evil evil evil
Python module to write FB apps on AppEngine