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Thu Mar 8 21:45:20 CET 2012 · https://mail.python.org/pipermail/python-dev/2012-March/117455.html

2012/3/8 Antoine Pitrou <solipsis at pitrou.net>:
> On Thu, 8 Mar 2012 14:36:06 -0600
> Benjamin Peterson <benjamin at python.org> wrote:
>> 2012/3/8 Stefan Behnel <stefan_ml at behnel.de>:
>> > Would that be acceptable for CPython as well or would you prefer full
>> > fledged normalisation?
>>
>> I think we have to normalize for correctness. Consider that it may be
>> some StopIteration subclass which set "value" on construction.
>
> Perhaps it would be time to drop the whole delayed normalization thing,
> provided the benchmarks don't exhibit a slowdown? It complicates a lot
> of code paths.

+1 Also, it delays errors from exception initialization to arbitrary points.

-- 
Regards,
Benjamin

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[Python-Dev] problem with recursive "yield from" delegation