bpo-31033: Make traceback for cancelled asyncio tasks more useful - #19951

Merged

cjerdonek merged 10 commits into

python:masterfrom

cjerdonek:fix-issue-31033

May 18, 2020

Commits on May 16, 2020

Add _PyErr_ClearExcState() helper to pycore_pyerrors.h.
cjerdonek
committed
4e4be85
Add a new _PyErr_ChainStackItem() to pycore_pyerrors.h.
cjerdonek
committed
7b4d297
Add failing test.
cjerdonek
committed
3216489
bpo-31033: improve the traceback for cancelled asyncio tasks
cjerdonek
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2a4ff60
Add the pure Python implementation.
cjerdonek
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b30364c
Also address Future.exception() (both C and pure Python).
cjerdonek
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0bb6882
Don't repeat the cancellation message more than once.
cjerdonek
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e4cfc90
Set self._cancelled_exc to None in _make_cancelled_error().
cjerdonek
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4646d1a
Improve docstrings.
cjerdonek
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de563c6

Commits on May 18, 2020

Use CancelledError() instead of CancelledError('').
cjerdonek
committed
9f901e5