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Groups > comp.lang.python > #87534
| From | Paul Rubin <no.email@nospam.invalid> |
|---|---|
| Newsgroups | comp.lang.python |
| Subject | Re: Dict comprehensions - improvement to docs? |
| Date | 2015-03-16 01:38 -0700 |
| Organization | A noiseless patient Spider |
| Message-ID | <87wq2hfibu.fsf@jester.gateway.sonic.net> (permalink) |
| References | <mailman.410.1426483550.21433.python-list@python.org> <87fv95fom0.fsf@jester.gateway.sonic.net> <mailman.427.1426494675.21433.python-list@python.org> |
"Frank Millman" <frank@chagford.com> writes:
> dict((a, b) for a, b in zip(x, y))
> 100000 loops, best of 3: 16.1 usec per loop
> {a: b for a, b in zip(x, y)}"
> 100000 loops, best of 3: 6.38 usec per loop
Hmm, I bet the difference is from the (a,b) consing all those tuples.
Can you try just dict(zip(x,y)) ?
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Dict comprehensions - improvement to docs? "Frank Millman" <frank@chagford.com> - 2015-03-16 07:25 +0200
Re: Dict comprehensions - improvement to docs? Paul Rubin <no.email@nospam.invalid> - 2015-03-15 23:22 -0700
Re: Dict comprehensions - improvement to docs? "Frank Millman" <frank@chagford.com> - 2015-03-16 10:30 +0200
Re: Dict comprehensions - improvement to docs? Paul Rubin <no.email@nospam.invalid> - 2015-03-16 01:38 -0700
Re: Dict comprehensions - improvement to docs? "Frank Millman" <frank@chagford.com> - 2015-03-16 11:01 +0200
Re: Dict comprehensions - improvement to docs? Ian Kelly <ian.g.kelly@gmail.com> - 2015-03-16 09:57 -0600
Re: Dict comprehensions - improvement to docs? Paul Rubin <no.email@nospam.invalid> - 2015-03-16 15:41 -0700
Re: Dict comprehensions - improvement to docs? "Frank Millman" <frank@chagford.com> - 2015-03-17 08:44 +0200
Re: Dict comprehensions - improvement to docs? Lele Gaifax <lele@metapensiero.it> - 2015-03-17 15:06 +0100
Re: Dict comprehensions - improvement to docs? Ian Kelly <ian.g.kelly@gmail.com> - 2015-03-17 09:48 -0600
Re: Dict comprehensions - improvement to docs? "Frank Millman" <frank@chagford.com> - 2015-03-18 10:01 +0200
Re: Dict comprehensions - improvement to docs? Ian Kelly <ian.g.kelly@gmail.com> - 2015-03-18 02:39 -0600
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