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gh-113848: Handle CancelledError subclasses in asyncio TaskGroup() and timeout() (GH-113850)

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Serhiy Storchaka 2024-01-09 21:41:31 +02:00 • committed by GitHub
parent 5273655bea
commit a5db6a3351
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3 changed files with 13 additions and 7 deletions
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8
Lib/asyncio/taskgroups.py
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@ -73,8 +73,10 @@ async def __aexit__(self, et, exc, tb):
self._base_error is None):
self._base_error = exc
propagate_cancellation_error = \
exc if et is exceptions.CancelledError else None
if et is not None and issubclass(et, exceptions.CancelledError):
propagate_cancellation_error = exc
else:
propagate_cancellation_error = None
if self._parent_cancel_requested:
# If this flag is set we *must* call uncancel().
if self._parent_task.uncancel() == 0:
@ -133,7 +135,7 @@ async def __aexit__(self, et, exc, tb):
if propagate_cancellation_error and not self._errors:
raise propagate_cancellation_error
if et is not None and et is not exceptions.CancelledError:
if et is not None and not issubclass(et, exceptions.CancelledError):
self._errors.append(exc)
if self._errors: