Python deadlock using subprocess.popen and communicate

Roy Smith roy at
Wed Sep 21 23:58:19 EDT 2011

In article <mailman.1343.1316663531.27778.python-list at>,
 Chris Rebert <clp2 at> wrote:

> Popen.poll():
>     Check if child process has terminated. Set **and return**
> returncode attribute.
> [Direct quote from the docs; emphasis added]

Doh.  I read right past that and didn't see it.  Thanks for the 

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