Why is lambda allowed as a key in a dict?
callen314 at gmail.com
Wed Mar 11 21:40:40 CET 2009
On Mar 10, 1:39 pm, Paul Rubin <http://phr...@NOSPAM.invalid> wrote:
> Craig Allen <callen... at gmail.com> writes:
> > it raises an interesting question about why doesn't it. I can think
> > of practical answers to that, obviously, but in principle, if a
> > function compiles to exactly the same byte code, you obviously do not
> > need two copies of it, and like strings shouldn't an identical
> > function have the same id?
> Identical strings don't necessarily have the same id:
> >>> a = "a"*1000
> >>> b = "a"*1000
> >>> id(a),id(b)
> (137143648, 137144680)
> >>> a==b
interesting, I thought they were supposed to.
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