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gh-97696: Move around and update the whatsnew entry for asyncio eager task factory (#104298)

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Itamar Ostricher 2023-05-09 05:39:59 -07:00 • committed by GitHub
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Doc/whatsnew/3.12.rst
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@ -282,6 +282,11 @@ asyncio
writing to sockets and uses :meth:`~socket.socket.sendmsg` if the platform writing to sockets and uses :meth:`~socket.socket.sendmsg` if the platform
supports it. (Contributed by Kumar Aditya in :gh:`91166`.) supports it. (Contributed by Kumar Aditya in :gh:`91166`.)
* Added :func:`asyncio.eager_task_factory` and :func:`asyncio.create_eager_task_factory`
functions to allow opting an event loop in to eager task execution,
making some use-cases 2x to 5x faster.
(Contributed by Jacob Bower & Itamar O in :gh:`102853`, :gh:`104140`, and :gh:`104138`)
* On Linux, :mod:`asyncio` uses :class:`~asyncio.PidfdChildWatcher` by default * On Linux, :mod:`asyncio` uses :class:`~asyncio.PidfdChildWatcher` by default
if :func:`os.pidfd_open` is available and functional instead of if :func:`os.pidfd_open` is available and functional instead of
:class:`~asyncio.ThreadedChildWatcher`. :class:`~asyncio.ThreadedChildWatcher`.
@ -644,11 +649,6 @@ Optimizations
* Speed up :class:`asyncio.Task` creation by deferring expensive string formatting. * Speed up :class:`asyncio.Task` creation by deferring expensive string formatting.
(Contributed by Itamar O in :gh:`103793`.) (Contributed by Itamar O in :gh:`103793`.)
* Added :func:`asyncio.eager_task_factory` and :func:`asyncio.create_eager_task_factory`
functions to allow opting an event loop in to eager task execution,
speeding up some use-cases by up to 50%.
(Contributed by Jacob Bower & Itamar O in :gh:`102853`)
CPython bytecode changes CPython bytecode changes
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