[Tutor] Performance difference, ``in'' vs ``has_key()''
maxnoel_fr at yahoo.fr
Mon Jul 18 00:53:49 CEST 2005
On Jul 17, 2005, at 20:18, Bill Campbell wrote:
> Is there any significant performance difference between the
> tests, ``key in dictionary'' and ``dictionary.has_key(key)''?
> I would prefer using the ``key in'' because it's a bit easier to
> type, and can also be used with lists in addition to dictionaries.
While we're on that topic, is there a particular reason why
'in', in a dict context, searches the keys instead of doing the
logical thing and searching the values?
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