bpo-34687: asynico uses ProactorEventLoop by default#9538
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On Windows, asyncio now uses ProactorEventLoop, instead of SelectorEventLoop.
1st1
requested changes
Sep 24, 2018
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| The default event loop on Windows is :class:`ProactorEventLoop`. |
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Just put one .. versionchanged:: 3.8 here, there's no point in covering this info twice in this section.
| asyncio.run(your_code()) | ||
| The default event loop :class:`ProactorEventLoop` supports subprocesses. | ||
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| On Windows, :class:`SelectorEventLoop` does not support subprocesses. |
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On Windows, the default event loop :class:ProactorEventLoop supports subprocesses, whereas :class:SelectorEventLoop does not.
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When you're done making the requested changes, leave the comment: |
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I have made the requested changes; please review again. |
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Thanks for making the requested changes! @1st1: please review the changes made to this pull request. |
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Sep 24, 2018
| is configured to use the default policy automatically. | ||
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| .. class:: WindowsSelectorEventLoopPolicy |
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Oh, one more change... 5 lines above this line:
The default asyncio policy. Uses :class:`SelectorEventLoop`
on both Unix and Windows platforms.
There is no need to install the default policy manually. asyncio
is configured to use the default policy automatically.
please change it to
The default asyncio policy. Uses :class:`SelectorEventLoop`
on Unix and :class:`ProactorEventLoop` on Windows.
There is no need to install the default policy manually. asyncio
is configured to use the default policy automatically.
.. versionchanged:: 3.8
:class:`ProactorEventLoop` is now default on Windows.
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Sep 25, 2018
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Jan 5, 2020
For Windows, for which it's now the default for in Python 3.8: https://bugs.python.org/issue34687 python/cpython#9538 python/cpython@6ea29c5 https://docs.python.org/3/whatsnew/3.8.html#asyncio
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On Windows, asyncio now uses ProactorEventLoop, instead of
SelectorEventLoop, by default.
https://bugs.python.org/issue34687