Le mardi 25 janvier 2022 à 23:59:20 UTC+1, John H Palmieri a écrit :

> Are you using OS X? Could this possibly be due to how Python handles 
> multiprocessing on OS X vs. other platforms? (See 
>
> https://docs.python.org/3/library/multiprocessing.html#contexts-and-start-methods,
>  
> in particular the comment "On macOS, the *spawn* start method is now the 
> default" and https://bugs.python.org/issue33725.)
>
>
Thank you John for pointing this!

Alan, could you try to run your notebook after having added the following 
lines at the top of it?

import multiprocessing as mp
mp.set_start_method('fork')

Eric.

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