2009/3/27 Mart Sõmermaa email@example.com:
As far as I can see, people tend to agree that this is useful. So, unless someone steps up to oppose this, I'll file a feature request to the Python bug tracker.
Will propose an implementation based on ordered dict (that will be in 2.7/3.1 anyway).
I hope by this you mean you'll provide a patch!
-- --Guido van Rossum (home page: http://www.python.org/~guido/)