[Python-Dev] redefining is
barry at python.org
Fri Mar 19 13:05:51 EST 2004
On Fri, 2004-03-19 at 12:59, Michael Chermside wrote:
> Identity Objects can be (meaningfully) compared by:
> * Object Identity
> To see if these are "the same object". Also useful
> for low-level memory stuff according to Tim.
> (just use '==', although 'is' would work too)
Using == for identity objects is the wrong thing. We should discourage
tests like "if obj == None" in favor of "if obj is None".
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