8000 gh-96663: Add a better error message for __dict__-less classes setattr by Gobot1234 · Pull Request #103232 · python/cpython · GitHub
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gh-96663: Add a better error message for __dict__-less classes setattr #103232

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Merged
merged 11 commits into from
Jul 22, 2023
Merged

gh-96663: Add a better error message for __dict__-less classes setattr #103232

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5da4039
Add a better error message for __dict__-less classes setattr
Gobot1234 Apr 4, 2023
dd9d18d
📜🤖 Added by blurb_it.
blurb-it[bot] Apr 4, 2023
8395973
Fix tests
Gobot1234 Apr 4, 2023
cb1810f
Fix formatting nits
Gobot1234 Apr 4, 2023
88cbb1b
Fix another broken test
Gobot1234 Apr 4, 2023
9b11ec9
Fix more tests I think
Gobot1234 Apr 4, 2023
edc2797
Remove test for suggestions
Gobot1234 Apr 4, 2023
cac1d33
Remove the mention of __dict__ for del X().y when y doesn't exist
Gobot1234 Apr 4, 2023
0644b53
Try checking for a __setattr__ hook before mentioning __dict__
Gobot1234 Apr 4, 2023
8642463
Fix typo
Gobot1234 Apr 5, 2023
60e1f69
Fix import order
Gobot1234 Jul 18, 2023
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Remove test for suggestions
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@Gobot1234
Gobot1234 authored Apr 4, 2023
commit edc27972c67faeeaeed17bf8ed9f0bc950199256
10 changes: 1 addition & 9 deletions Lib/test/test_class.py
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Original file line number Diff line number Diff line change
Expand Up @@ -640,7 +640,7 @@ class A:
pass
class B:
y = 0
__slots__ = ('z', 'foo')
__slots__ = ('z',)

error_msg = "'A' object has no attribute 'x'"
with self.assertRaisesRegex(AttributeError, error_msg):
Expand All @@ -659,14 +659,6 @@ class B:
):
B().x = 0

with self.assertRaisesRegex(
AttributeError,
"'B' object has no attribute 'fod' and no "
r"__dict__ for setting new attributes. Did you mean: 'foo'\?"
""
):
B().fod = 1

error_msg = "'B' object attribute 'y' is read-only"
with self.assertRaisesRegex(AttributeError, error_msg):
del B().y
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