reloading code and multiprocessing

Chris Angelico rosuav at
Mon Jul 23 16:15:56 CEST 2012

On Mon, Jul 23, 2012 at 11:51 PM, andrea crotti
<andrea.crotti.0 at> wrote:
> Anyway the only other problem which I found is that if I start the
> subprocesses after many other things are initialised, it might happen
> that the reloading doesn't work correctly, is that right?
> Because sys.modules will get inherited from the subprocesses and it
> will not reimport what has been already imported as far as I
> understood..
> So or I make sure I import everything only where it is needed or (and
> maybe better and more explicit) I remove manually from sys.modules all
> the modules that I want to reload, what do you think?

That would probably be correct. However, I still think you may be
fighting against the language instead of playing to its strengths.

I've never fiddled with sys.modules like that, but I know some have,
without problem.


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