From 60f518c5a76211f2bc3f54465739da5b8ab71047 Mon Sep 17 00:00:00 2001 From: Sam Sneddon Date: Thu, 23 Sep 2021 22:03:13 +0100 Subject: [PATCH] [docs] Update documentation for `multiprocessing.get_start_method` (GH-18170) (cherry picked from commit af90b5498b8c6acd67b50fdad007d26dfd1c5823) Co-authored-by: Sam Sneddon --- Doc/library/multiprocessing.rst | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/Doc/library/multiprocessing.rst b/Doc/library/multiprocessing.rst index 5777344953a772..360cd89fe91d50 100644 --- a/Doc/library/multiprocessing.rst +++ b/Doc/library/multiprocessing.rst @@ -1019,7 +1019,13 @@ 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