[Python-Dev] Proposal: defaultdict

Fri Feb 17 22:18:54 CET 2006

On Fri, Feb 17, 2006, Guido van Rossum wrote:
>> But the default implementation is designed so that we can write
>> d = {}
> d.default_factory = list

+1
I actually like the fact that you're forced to use a separate statement
for setting the default_factory. From my POV, this can go into 2.5.
(I was only +0 on the previous proposal and I was -1 on making it a
built-in; this extension is much nicer.)
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