8000 gh-106751: selectors: optimize EpollSelector.select() by bdraco · Pull Request #106754 · python/cpython · GitHub
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gh-106751: selectors: optimize EpollSelector.select() #106754

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Merged
merged 7 commits into from
Jul 18, 2023
Merged

gh-106751: selectors: optimize EpollSelector.select() #106754

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5ad3d63
Optimize EpollSelector performance
bdraco Jul 14, 2023
0986a64
tweak lines
bdraco Jul 14, 2023
4a64471
📜🤖 Added by blurb_it.
blurb-it[bot] Jul 14, 2023
83d46be
Update Lib/selectors.py
bdraco Jul 14, 2023
298b04c
Apply suggestions from code review
bdraco Jul 14, 2023
ee3b057
Update Lib/selectors.py
bdraco Jul 18, 2023
bd137ec
Update 2023-07-14-20-31-09.gh-issue-106751.52F6yQ.rst
methane Jul 18, 2023
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@bdraco
bdraco authored Jul 14, 2023
commit 298b04c38f0493d3fa41cef5107f7dcec554512d
6 changes: 3 additions & 3 deletions Lib/selectors.py
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Original file line number Diff line number Diff line change
Expand Up @@ -431,7 +431,7 @@ class PollSelector(_PollLikeSelector):
if hasattr(select, 'epoll'):

_NOT_EPOLLIN = ~select.EPOLLIN
NOT_EPOLLOUT = ~select.EPOLLOUT
_NOT_EPOLLOUT = ~select.EPOLLOUT

class EpollSelector(_PollLikeSelector):
"""Epoll-based selector."""
Expand Down Expand Up @@ -471,8 +471,8 @@ def select(self, timeout=None):
(
key,
(
(event & NOT_EPOLLIN and EVENT_WRITE)
| (event & NOT_EPOLLOUT and EVENT_READ)
(event & _NOT_EPOLLIN and EVENT_WRITE)
| (event & _NOT_EPOLLOUT and EVENT_READ)
)
& key.events
)
Expand Down
0