[issue12328] multiprocessing's overlapped PipeConnection on Windows

[Antoine Pitrou]

Antoine Pitrou <pitrou at free.fr> added the comment:

> > It seems to me that ERROR_OPERATION_ABORTED is a "true" error, and so
> > should raise an exception.
> 
> I guess so, although we do expect it whenever poll() times out.  What
> exception would be appropriate? BlockingIOError? TimeoutError?

I would say either an OSError with the appropriate winerror, or a
specific exception (_multiprocessing.win32.OperationAbortedError?).
Or perhaps a ValueError.

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<http://bugs.python.org/issue12328>
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