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Issue #9815: assertRaises now tries to clear references to local variables in the exception's traceback.

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This commit is contained in:
Antoine Pitrou 2014-04-29 01:23:50 +02:00
parent 871dfc41d3
commit 9681022f1e
3 changed files with 37 additions and 0 deletions
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3
Lib/unittest/case.py
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@ -9,6 +9,7 @@ import re
import warnings
import collections
import contextlib
import traceback
from . import result
from .util import (strclass, safe_repr, _count_diff_all_purpose,
@ -178,6 +179,8 @@ class _AssertRaisesContext(_AssertRaisesBaseContext):
self.obj_name))
else:
self._raiseFailure("{} not raised".format(exc_name))
else:
traceback.clear_frames(tb)
if not issubclass(exc_type, self.expected):
# let unexpected exceptions pass through
return False