Don Taylor wrote: > I have a vague idea what a mixin class is, I would like to get a better > handle on it. > Thanks for the information and the links, I have a much better idea about mix-ins now. I also found the following informative: http://www.linuxjournal.com/article/4540 and http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/498124 Don.