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bpo-46998: Allow subclassing Any at runtime (GH-31841)

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Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>
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Shantanu 2022-04-04 19:35:29 -07:00 • committed by GitHub
parent bb86d1d9fb
commit 5a4973e29f
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6 changed files with 44 additions and 31 deletions
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8
Lib/test/test_functools.py
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@ -2802,8 +2802,6 @@ class TestSingleDispatch(unittest.TestCase):
f.register(list[int] | str, lambda arg: "types.UnionTypes(types.GenericAlias)")
with self.assertRaisesRegex(TypeError, "Invalid first argument to "):
f.register(typing.List[float] | bytes, lambda arg: "typing.Union[typing.GenericAlias]")
with self.assertRaisesRegex(TypeError, "Invalid first argument to "):
f.register(typing.Any, lambda arg: "typing.Any")
self.assertEqual(f([1]), "default")
self.assertEqual(f([1.0]), "default")
@ -2823,8 +2821,6 @@ class TestSingleDispatch(unittest.TestCase):
f.register(list[int] | str)
with self.assertRaisesRegex(TypeError, "Invalid first argument to "):
f.register(typing.List[int] | str)
with self.assertRaisesRegex(TypeError, "Invalid first argument to "):
f.register(typing.Any)
def test_register_genericalias_annotation(self):
@functools.singledispatch
@ -2847,10 +2843,6 @@ class TestSingleDispatch(unittest.TestCase):
@f.register
def _(arg: typing.List[float] | bytes):
return "typing.Union[typing.GenericAlias]"
with self.assertRaisesRegex(TypeError, "Invalid annotation for 'arg'"):
@f.register
def _(arg: typing.Any):
return "typing.Any"
self.assertEqual(f([1]), "default")
self.assertEqual(f([1.0]), "default")