Dictionary from a list

Aahz aahz at pythoncraft.com
Sun Aug 23 15:11:05 CEST 2009


In article <baa0d11c-c999-4eee-9cf5-90ad667f5782 at b25g2000prb.googlegroups.com>,
EK  <ekayxu at gmail.com> wrote:
>On Aug 20, 2:10=A0pm, Peter Otten <__pete... at web.de> wrote:
>> 
>> >>> from itertools import izip
>> >>> it =3D iter([1,2,3,4,5,6])
>> >>> dict(izip(it, it))
>>
>> {1: 2, 3: 4, 5: 6}
>
>dict(zip(*[iter(l)]*2))

No, that's not a good solution.  For starters, it's less readable than
Peter's version.  More importantly, it has poor memory use because it
needs to construct both the intermediate tuple and the zip() list.
-- 
Aahz (aahz at pythoncraft.com)           <*>         http://www.pythoncraft.com/

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