[Python-Dev] performance of {} versus dict(), de fmd(**kw): return kw trumps all ; -)

Greg Ewing greg.ewing at canterbury.ac.nz
Thu Nov 15 11:48:27 CET 2012

martin at v.loewis.de wrote:
> It's faster than calling dict() because the dict code will
> create a second dictionary, and discard the keywords dictionary.

Perhaps in the case where dict() is called with keyword
args only, it could just return the passed-in keyword
dictionary instead of creating another one?


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