gh-90622: Prevent max_tasks_per_child use with a fork mp_context. #91587
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Also defaults to a spawn context when no mp_context is supplied for safe convenience.
gpshead
added
type-bug
pitrou
reviewed
Apr 17, 2022
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Also defaults to a spawn context when no mp_context is supplied for
safe convenience as that is what most people would otherwise need to
manually specify.
This PR is 1 of 2. The next PR will be the back-portable bugfix one that disables dynamic process spawning when a fork mp_context is in use. (see #90622).