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[3.11] gh-99184: Bypass instance attribute access in repr of weakref.ref (GH-99244) (#103789)

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gh-99184: Bypass instance attribute access in `repr` of `weakref.ref` (GH-99244)
(cherry picked from commit 58b6be3791)

Co-authored-by: Nikita Sobolev <mail@sobolevn.me>
This commit is contained in:
Miss Islington (bot) 2023-04-24 12:58:55 -07:00 • committed by GitHub
parent a8489f7f26
commit c8de883bcb
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3 changed files with 14 additions and 4 deletions
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11
Lib/test/test_weakref.py
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@ -116,6 +116,17 @@ class ReferencesTestCase(TestBase):
del o
repr(wr)
def test_repr_failure_gh99184(self):
class MyConfig(dict):
def __getattr__(self, x):
return self[x]
obj = MyConfig(offset=5)
obj_weakref = weakref.ref(obj)
self.assertIn('MyConfig', repr(obj_weakref))
self.assertIn('MyConfig', str(obj_weakref))
def test_basic_callback(self):
self.check_basic_callback(C)
self.check_basic_callback(create_function)