8000 bpo-46482: add a test for `typing.Annotation.__new__` by sobolevn · Pull Request #30821 · python/cpython · GitHub
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bpo-46482: add a test for typing.Annotation.__new__ #30821

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Merged
Fidget-Spinner merged 1 commit into from
Feb 1, 2022
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bpo-46482: add a test for typing.Annotation.__new__ #30821

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7 changes: 7 additions & 0 deletions Lib/test/test_typing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4595,6 +4595,13 @@ class A(typing.Match):

class AnnotatedTests(BaseTestCase):

def test_new(self):
with self.assertRaisesRegex(
TypeError,
'Type Annotated cannot be instantiated',
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@JelleZijlstra JelleZijlstra Jan 23, 2022

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"Type Annotated" is odd wording, it would be clearer as just "Annotated cannot be instantiated".

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@sobolevn sobolevn Jan 23, 2022

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I have just copy pasted the existing message. I guess it is out of scope 🙂
Should we open a new issue?

):
Annotated()

def test_repr(self):
self.assertEqual(
repr(Annotated[int, 4, 5]),
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0