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| author | Kumar Aditya <59607654+kumaraditya303@users.noreply.github.com> | 2022-10-22 16:05:11 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-10-22 16:05:11 (GMT) |
| commit | f4a14941e6e54b15012fca067f6a9b2ff29f201a (patch) | |
| tree | c7f459b8a71250669a026caf8f4c7e180fb708fc /Lib | |
| parent | 5871e19942fdcf83653924ae9a849941669c1143 (diff) | |
| download | cpython-f4a14941e6e54b15012fca067f6a9b2ff29f201a.zip cpython-f4a14941e6e54b15012fca067f6a9b2ff29f201a.tar.gz cpython-f4a14941e6e54b15012fca067f6a9b2ff29f201a.tar.bz2 | |
GH-98543: Fix `asyncio.TaskGroup` to not keep reference to errors after raising ExceptionGroup (#98544)
Diffstat (limited to 'Lib')
| -rw-r--r-- | Lib/asyncio/taskgroups.py | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/Lib/asyncio/taskgroups.py b/Lib/asyncio/taskgroups.py index 5d5e2a8..911419e 100644 --- a/Lib/asyncio/taskgroups.py +++ b/Lib/asyncio/taskgroups.py @@ -128,11 +128,11 @@ class TaskGroup: # Exceptions are heavy objects that can have object # cycles (bad for GC); let's not keep a reference to # a bunch of them. - errors = self._errors - self._errors = None - - me = BaseExceptionGroup('unhandled errors in a TaskGroup', errors) - raise me from None + try: + me = BaseExceptionGroup('unhandled errors in a TaskGroup', self._errors) + raise me from None + finally: + self._errors = None def create_task(self, coro, *, name=None, context=None): if not self._entered: |