On Thu, Apr 28, 2011 at 5:24 PM, Glenn Linderman <v+python at g.nevcal.com> wrote: > Would it be reasonable to implement 3 types of containers: That's something for python-ideas. Occasionally containers that use custom comparisons come in handy (e.g. case-insensitive dicts). -- --Guido van Rossum (python.org/~guido)