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URL: http://github.com/python/cpython/pull/120895.diff

lass:`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 - :class:`asyncio.ThreadedChildWatcher`. + :class:`!asyncio.ThreadedChildWatcher`. (Contributed by Kumar Aditya in :gh:`98024`.) * The event loop now uses the best available child watcher for each platform - (:class:`asyncio.PidfdChildWatcher` if supported and - :class:`asyncio.ThreadedChildWatcher` otherwise), so manually + (:class:`!asyncio.PidfdChildWatcher` if supported and + :class:`!asyncio.ThreadedChildWatcher` otherwise), so manually configuring a child watcher is not recommended. (Contributed by Kumar Aditya in :gh:`94597`.) @@ -1162,15 +1162,15 @@ Deprecated * :mod:`asyncio`: - * The child watcher classes :class:`asyncio.MultiLoopChildWatcher`, - :class:`asyncio.FastChildWatcher`, :class:`asyncio.AbstractChildWatcher` - and :class:`asyncio.SafeChildWatcher` are deprecated and + * The child watcher classes :class:`!asyncio.MultiLoopChildWatcher`, + :class:`!asyncio.FastChildWatcher`, :class:`!asyncio.AbstractChildWatcher` + and :class:`!asyncio.SafeChildWatcher` are deprecated and will be removed in Python 3.14. (Contributed by Kumar Aditya in :gh:`94597`.) - * :func:`asyncio.set_child_watcher`, :func:`asyncio.get_child_watcher`, - :meth:`asyncio.AbstractEventLoopPolicy.set_child_watcher` and - :meth:`asyncio.AbstractEventLoopPolicy.get_child_watcher` are deprecated + * :func:`!asyncio.set_child_watcher`, :func:`!asyncio.get_child_watcher`, + :meth:`!asyncio.AbstractEventLoopPolicy.set_child_watcher` and + :meth:`!asyncio.AbstractEventLoopPolicy.get_child_watcher` are deprecated and will be removed in Python 3.14. (Contributed by Kumar Aditya in :gh:`94597`.) diff --git a/Doc/whatsnew/3.14.rst b/Doc/whatsnew/3.14.rst index 2eefa232cdcd02..8806bbff9c8663 100644 --- a/Doc/whatsnew/3.14.rst +++ b/Doc/whatsnew/3.14.rst @@ -173,6 +173,26 @@ ast (Contributed by Alex Waygood in :gh:`119562`.) +asyncio +------- + +* Remove the following classes and functions. They were all deprecated and + emitted deprecation warnings since Python 3.12: + + * :class:`!asyncio.AbstractChildWatcher` + * :class:`!asyncio.SafeChildWatcher` + * :class:`!asyncio.MultiLoopChildWatcher` + * :class:`!asyncio.FastChildWatcher` + * :class:`!asyncio.ThreadedChildWatcher` + * :class:`!asyncio.PidfdChildWatcher` + * :meth:`!asyncio.AbstractEventLoopPolicy.get_child_watcher` + * :meth:`!asyncio.AbstractEventLoopPolicy.set_child_watcher` + * :func:`!asyncio.get_child_watcher` + * :func:`!asyncio.set_child_watcher` + + (Contributed by Kumar Aditya in :gh:`120804`.) + + collections.abc --------------- diff --git a/Doc/whatsnew/3.9.rst b/Doc/whatsnew/3.9.rst index 90bdcf9541613c..1bce90d248d631 100644 --- a/Doc/whatsnew/3.9.rst +++ b/Doc/whatsnew/3.9.rst @@ -352,7 +352,7 @@ that schedules a shutdown for the default executor that waits on the :func:`asyncio.run` has been updated to use the new :term:`coroutine`. (Contributed by Kyle Stanley in :issue:`34037`.) -Added :class:`asyncio.PidfdChildWatcher`, a Linux-specific child watcher +Added :class:`!asyncio.PidfdChildWatcher`, a Linux-specific child watcher implementation that polls process file descriptors. (:issue:`38692`) Added a new :term:`coroutine` :func:`asyncio.to_thread`. It is mainly used for pFad - Phonifier reborn

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