8000 gh-118285: Fix signatures of operator.{attrgetter,itemgetter,methodcaller} instances by serhiy-storchaka · Pull Request #118316 · python/cpython · GitHub
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gh-118285: Fix signatures of operator.{attrgetter,itemgetter,methodcaller} instances #118316

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Merged
merged 2 commits into from
Apr 29, 2024
Merged

gh-118285: Fix signatures of operator.{attrgetter,itemgetter,methodcaller} instances #118316

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gh-118285: Fix signatures of operator.{attrgetter,itemgetter,methodca…
serhiy-storchaka Apr 26, 2024
df81a01
Add a test for generic callable with __text_signature__.
serhiy-storchaka Apr 29, 2024
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Add a test for generic callable with __text_signature__.
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@serhiy-storchaka
serhiy-storchaka committed Apr 29, 2024
commit df81a01a4c6a5904011ee3f1593112994fb4954e
22 changes: 22 additions & 0 deletions Lib/test/test_inspect/test_inspect.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4090,6 +4090,28 @@ class C:
((('a', ..., ..., "positional_or_keyword"),),
...))

def test_signature_on_callable_objects_with_text_signature_attr(self):
class C:
__text_signature__ = '(a, /, b, c=True)'
def __call__(self, *args, **kwargs):
pass

self.assertEqual(self.signature(C), ((), ...))
self.assertEqual(self.signature(C()),
((('a', ..., ..., "positional_only"),
('b', ..., ..., "positional_or_keyword"),
('c', True, ..., "positional_or_keyword"),
),
...))

c = C()
c.__text_signature__ = '(x, y)'
self.assertEqual(self.signature(c),
((('x', ..., ..., "positional_or_keyword"),
('y', ..., ..., "positional_or_keyword"),
),
...))

def test_signature_on_wrapper(self):
class Wrapper:
def __call__(self, b):
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0