Роман Донченко <d...@corrigendum.ru> added the comment:
> I'm pretty sure you mean WNOWAIT, right?
Right.
> revalidate pid licenses
What does this mean?
> I think we can patch up this last race condition by adding yet one more lock
Wouldn't it be sufficient to add
if self.returncode is not None:
return self.returncode
at the top of poll()?
(And in fact, you don't even need to add it, since an equivalent of this check
is already there.)
I think this makes calling poll() from wait() unnecessary too.
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Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue38630>
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