Inconsistent behaviour of methods waiting for child process

Matt Jones matt.walker.jones at gmail.com
Fri Jan 18 15:10:29 CET 2013


What version of python and os are you running?

*Matt Jones*


On Fri, Jan 18, 2013 at 6:04 AM, Marcin Szewczyk <python-list at wodny.org>wrote:

> Hi,
>
> I've done some experiments with:
> 1) multiprocessing.Process.join()
> 2) os.waitpid()
> 3) subprocess.Popen.wait()
>
> These three methods behave completely different when interrupted with a
> signal which I find disturbing.
>
> Reactions are:
> 1) exit with no exception or special return code
> 2) OSError exception
> 3) quiet retry (no exit)
>
> The 1) case is very impractical.
>
> Is there any movement towards standardization of those 3?
>
> Am I missing something and there is a way to get more information from
> Process.join()?
>
> --
> Marcin Szewczyk                       http://wodny.org
> mailto:Marcin.Szewczyk at wodny.borg  <- remove b / usuń b
> xmpp:wodny at ubuntu.pl                  xmpp:wodny at jabster.pl
> --
> http://mail.python.org/mailman/listinfo/python-list
>
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