On Wed, Oct 17, 2012 at 12:58 AM, Antonio Valentino <
antonio.valent...@tiscali.it> wrote:
> Hi Anthony,
>
> Il giorno 16/ott/2012, alle ore 02:04, Anthony Scopatz <scop...@gmail.com>
> ha scritto:
>
> > Hello Ernesto,
> >
> > So you are actually asking two different questions, one on reading and
> the other on writing. In general reading, or querying, with
> multiprocessing works very well. Writing to a single file with multiple
> processes is destined to failure though. So the strategy that many people
> have adopted is to have multiple processes create the data and then have a
> master process which acts as a queue for writing out the data. Please see
> the example here for more inspiration [1]. Note that we have been having
> problems recently with multiprocess writing out to multiple files, but that
> is not what you want to do.
> >
> > Be Well
> > Anthony
> >
> > 1.
> https://github.com/PyTables/PyTables/blob/develop/examples/multiprocess_access_queues.py
>
> It seems that the topic PyTables + multiprocessing became very popular
> since some time.
>
> Probably we should add a FAQ entry and provide a more extended tutorial
> based on the example provided by Josh.
>
I agree. This is something that we should advertise a little more.
Be Well
Anthony
>
>
> cheers
>
> --
> Antonio Valentino
>
>
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