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[3.9] [docs] Update documentation for multiprocessing.get_start_method (GH-18170) #28534

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Sep 23, 2021
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[3.9] [docs] Update documentation for multiprocessing.get_start_method (GH-18170) #28534

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8 changes: 7 additions & 1 deletion Doc/library/multiprocessing.rst
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Expand Up @@ -1030,7 +1030,13 @@ Miscellaneous

The return value can be ``'fork'``, ``'spawn'``, ``'forkserver'``
or ``None``. ``'fork'`` is the default on Unix, while ``'spawn'`` is
the default on Windows.
the default on Windows and macOS.

.. versionchanged:: 3.8

On macOS, the *spawn* start method is now the default. The *fork* start
method should be considered unsafe as it can lead to crashes of the
subprocess. See :issue:`33725`.

.. versionadded:: 3.4

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