[Python-Dev] PEP 479: Change StopIteration handling inside generators

[Ethan Furman]

On 11/26/2014 08:54 AM, Paul Moore wrote:
> On 26 November 2014 at 16:24, Isaac Schwabacher <ischwabacher at wisc.edu> wrote:
>> This actually leads to a good example of why the PEP is necessary:
> [...]
> 
> Oh! If that's the current behaviour, then it probably needs to go into
> the PEP as a motivating example. It's far more convincing than most of
> the other arguments I've seen. Just one proviso - is it fixable in
> contextlib *without* a language change? If so, then it loses a lot of
> its value.

No value is lost.  The PEP exists because this mistake is so easy to make, and can be so hard to track down.

--
~Ethan~

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