bags? 2.5.x?

[Wildemar Wildenburger]

Dan Stromberg wrote:
> Is there a particular reason why bags didn't go into 2.5.x or 3000?
> 
> I keep wanting something like them - especially bags with something akin 
> to set union, intersection and difference.
> 
How about this recepie 
<URL:http://www.ubookcase.com/book/Oreilly/Python.Cookbook.2nd.edition/0596007973/pythoncook2-chp-18-sect-8.html>?

/W