gh-100160: Restore and deprecate implicit creation of an event loop #100410
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Partially revert changes made in pythonGH-93453. asyncio.DefaultEventLoopPolicy.get_event_loop() now emits a DeprecationWarning and creates and sets a new event loop instead of raising a RuntimeError if there is no current event loop set.
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Misc/NEWS.d/next/Library/2022-12-21-17-49-50.gh-issue-100160.N0NHRj.rst
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Co-authored-by: Guido van Rossum <gvanrossum@gmail.com>
…chaka/cpython into asyncio-get_event_loop3-3.12
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Partially revert changes made in GH-93453.
asyncio.DefaultEventLoopPolicy.get_event_loop() now emits a DeprecationWarning and creates and sets a new event loop instead of raising a RuntimeError if there is no current event loop set.