tomer filiba wrote:
>>>> a={1:2, 3:4}
>>>> [] in a
>
> Traceback (most recent call last):
> File "<stdin>", line 1, in ?
> TypeError: list objects are unhashable
>
> imo, the expression should just evaluate to False instead of raising an
> exception. it's a question of semantics -- i asked whether the object
> (a list, in this case) is contained in the dict. i didn't ask whether
> it's hashable or not.
However, if it isn't hashable, asking whether it is in a dict is very
likely to be a programming error.
--
David Hopwood <david.nospam.hopwood at blueyonder.co.uk>
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