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[3.14] gh-80334: fix multiprocessing.freeze_support for other spawn platforms (GH-134462) (#134619)

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gh-80334: fix multiprocessing.freeze_support for other spawn platforms (GH-134462)

Doc/library/multiprocessing.rst: freeze_support: Change to specify spawn method instead of platform
Have multiprocessing.freeze_support() enable on spawn, not just win32.

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(cherry picked from commit 80284b5c5e)

Co-authored-by: Eddy Mulyono <eddymul@gmail.com>
Co-authored-by: Gregory P. Smith <greg@krypto.org>
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Miss Islington (bot) 2025-05-24 06:16:02 +02:00 • committed by GitHub
parent de9444ef94
commit 00fd5440f0
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3 changed files with 8 additions and 6 deletions
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Lib/multiprocessing/context.py
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@ -145,7 +145,7 @@ def freeze_support(self):
'''Check whether this is a fake forked process in a frozen executable.
If so then run code specified by commandline and exit.
'''
if sys.platform == 'win32' and getattr(sys, 'frozen', False):
if self.get_start_method() == 'spawn' and getattr(sys, 'frozen', False):
from .spawn import freeze_support
freeze_support()