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bpo-32351: Use fastpath in asyncio.sleep if delay<0 (#4908)

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* Use fastpath in asyncio.sleep if delay<0

* Add NEWS entry
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Andrew Svetlov 2017-12-17 16:41:30 +02:00 committed by GitHub
parent 44d1a5912e
commit 5382c05021
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2 changed files with 2 additions and 1 deletions
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Lib/asyncio/tasks.py
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@ -503,7 +503,7 @@ def __sleep0():
async def sleep(delay, result=None, *, loop=None):
"""Coroutine that completes after a given time (in seconds)."""
if delay == 0:
if delay <= 0:
await __sleep0()
return result

1
Misc/NEWS.d/next/Library/2017-12-17-14-23-23.bpo-32351.95fh2K.rst Normal file
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@ -0,0 +1 @@
Use fastpath in asyncio.sleep if delay<0 (2x boost)