On Oct 1, 10:24 am, Abandoned <[EMAIL PROTECTED]> wrote:
> Hi..
> dict1={1: 4, 3: 5}... and 2 millions element
> dict2={3: 3, 8: 6}... and 3 millions element
>
> I want to combine dict1 and dict2 and i don't want to use FOR because
> i need to performance.
The dict.update approach is the fastest way to build a combined
dictionary; however, it may be much cheaper to logically combine the
dictionaries rather than spending the time and memory to build a
physically combined dictionary:
http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/305268
Raymond
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