Antoine Pitrou <pit...@free.fr> added the comment:
Le 21/11/2017 à 14:46, STINNER Victor a écrit :
>
> I don't know the rationale of the "always" action rather than "default".
Neither do I. But I don't think it matters a lot. pydebug builds are
almost only used by Python core developers. "developer mode" is target
at every Python developer.
> The problem of ResourceWarning is that the warning logs where the last
> reference to the resource was cleared, or where the a garbage collection was
> triggered. Multiple resources can be created from different places, but all
> "die" at the same place.
If they have different names, they will be logged separately.
>>> def f(fname):
... open(fname)
...
>>> f('setup.py')
__main__:2: ResourceWarning: unclosed file <_io.TextIOWrapper
name='setup.py' mode='r' encoding='UTF-8'>
>>> f('setup.py')
>>> f('LICENSE.txt')
__main__:2: ResourceWarning: unclosed file <_io.TextIOWrapper
name='LICENSE.txt' mode='r' encoding='UTF-8'>
>>> f('LICENSE.txt')
>>>
> For ResourceWarning, your rationale only concerns pydebug build, no?
Why? I'm talking about "-X dev", not pydebug builds.
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