8000 bpo-41810: Reintroduce `types.EllipsisType`, `.NoneType` & `.NotImplementedType` by BvB93 · Pull Request #22336 · python/cpython · GitHub
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bpo-41810: Reintroduce types.EllipsisType, .NoneType & .NotImplementedType #22336

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Merged
merged 13 commits into from
Sep 22, 2020
Merged

bpo-41810: Reintroduce types.EllipsisType, .NoneType & .NotImplementedType #22336

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00639fc
Reintroduced `types.EllipsisType`
Sep 18, 2020
0a97a88
Replaced `type(...)` and `type(ellipsis)` with `types.EllipsisType`
Sep 18, 2020
8aecfd5
Added `EllipsisType` to the documentation
Sep 18, 2020
4066b4b
Added Misc/NEWS.d and whatsnew entries
Sep 20, 2020
307dcc1
Updated the acknowledgements
Sep 20, 2020
9fc1381
Reintroduced `types.NoneType` and `types.NotImplementedType`
Sep 21, 2020
2791a23
Replaced `type(NotImplemented)` and `type(None)`
Sep 21, 2020
da1ab85
Added `types.NoneType` & `types.NotImplementedType` to whatsnew and t…
Sep 21, 2020
f682623
Replaced a duplicate `EllipsisType` with `NotImplementedType`
Sep 21, 2020
3701498
Provide motivation for the type reintroduction
Sep 21, 2020
33caa6f
Explicitly mention static type checkers
Sep 21, 2020
84ebe18
Revert the `type(...)` to `types....` replacements
Sep 21, 2020
23ed559
Reworded parts of the `constants` documentation
Sep 22, 2020
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Reintroduced types.EllipsisType
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Bas van Beek committed Sep 21, 2020
commit 00639fc954adfd94d74d39c451e3b5d54c53f2b4
4 changes: 4 additions & 0 deletions Lib/test/test_types.py
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Expand Up @@ -713,6 +713,10 @@ def test_or_type_repr(self):
assert repr(int | None) == "int | None"
assert repr(int | typing.GenericAlias(list, int)) == "int | list[int]"

def test_ellipsis_type(self):
self.assertIsInstance(Ellipsis, types.EllipsisType)


class MappingProxyTests(unittest.TestCase):
mappingproxy = types.MappingProxyType

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1 change: 1 addition & 0 deletions Lib/types.py
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Expand Up @@ -296,5 +296,6 @@ def wrapped(*args, **kwargs):
GenericAlias = type(list[int])
Union = type(int | str)

EllipsisType = type(Ellipsis)

__all__ = [n for n in globals() if n[:1] != '_']
0