different key, same value in dictionaries
Sun Feb 10 01:50:31 CET 2008
Matt Nordhoff <mnordhoff at mattnordhoff.com> writes:
> Since Python 2.4, sets are built-in types. Use "set" and "frozenset"
> instead of "sets.Set" and "sets.ImmutableSet", respectively.
> If you need Python 2.3 compatibility, you can do something like this:
As an alternative, you could canonicalize the keys by sorting them
into lexicographic order. I.e. you'd store both (2,3) and (3,2) as
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