Raymond Hettinger raymond.hettinger at gmail.com
Tue Dec 11 00:44:49 CET 2012

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On Dec 10, 2012, at 1:38 PM, PJ Eby <pje at telecommunity.com> wrote:

> Without numbers it's hard to say for certain, but the advantage to
> keeping ordered dictionaries a distinct type is that the standard
> dictionary type can then get that extra bit of speed in exchange for
> dropping the ordering requirement.

I expect that dicts and OrderedDicts will remain separate 
for reasons of speed, space, and respect for people's mental models.


Raymond
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