Interfaces in python

[Doug Holton]

Thomas Weholt wrote:
> Hi,
> 
> I'm looking for a good clean explanation on how to implement interfaces in
> python. 

See the links to interfaces examples on this page:
http://www.python.org/cgi-bin/moinmoin/MetaClasses

Sounds like you might want to check out pyprotocols.  Note though when 
installing it you have to change a setting in the setup.py file manually 
if you don't have a C compiler set up.  It uses the C compiler if 
available to optimize some things.