Mailing Lists and Newsgroups
Numerous mailing lists, forums, newsgroups exist covering Python usage in the general sense and in conjunction with specific topics and technologies. Here is a list of places to look for list/group information:
An official guide to Python mailing lists and newsgroups.
A list of mailing lists hosted at python.org - note that some are more active than others.
Pyed Pypers, dedicated to writing games with Python.