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Use threadpool for reading from file in sendfile fallback mode (#14076)

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Andrew Svetlov 2019-06-15 14:05:35 +03:00 • committed by GitHub
parent ef2152354f
commit 0237265e82
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2 changed files with 2 additions and 1 deletions
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2
Lib/asyncio/base_events.py
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@ -1141,7 +1141,7 @@ class BaseEventLoop(events.AbstractEventLoop):
if blocksize <= 0: if blocksize <= 0:
return total_sent return total_sent
view = memoryview(buf)[:blocksize] view = memoryview(buf)[:blocksize]
read = file.readinto(view) read = await self.run_in_executor(None, file.readinto, view)
if not read: if not read:
return total_sent # EOF return total_sent # EOF
await proto.drain() await proto.drain()

1
Misc/NEWS.d/next/Library/2019-06-14-13-30-47.bpo-37280.Fxur0F.rst Normal file
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@ -0,0 +1 @@
Use threadpool for reading from file for sendfile fallback mode.