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Sun Sep 15 16:55:27 CEST 2013 · https://mail.python.org/pipermail/python-dev/2013-September/128698.html

On 16 September 2013 00:45, Serhiy Storchaka <storchaka at gmail.com> wrote:
> 15.09.13 16:57, Antoine Pitrou написав(ла):
>
>> I don't really care. What's the point in the end? TransformDict is
>> non-trivial to implement, while the so-called "TransformSet" is just a
>> dict with a different API.
>
>
> I don't see a difference. To me TransformDict is just a dict (or two).

I think it's best to hold off a TransformSet, since you can trivially
emulate it by setting the values in a TransformDict to None (that's
how Python itself lived without a set type for so long: people just
used dicts with all the values set to None).

Cheers,
Nick.

-- 
Nick Coghlan   |   ncoghlan at gmail.com   |   Brisbane, Australia

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Showing content from https://mail.python.org/pipermail/python-dev/2013-September/128698.html below:

[Python-Dev] PEP 455: TransformDict