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bpo-46483: remove __class_getitem__ from pathlib.PurePath #30848

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Merged
serhiy-storchaka merged 7 commits into from
Feb 3, 2022
Merged

bpo-46483: remove __class_getitem__ from pathlib.PurePath #30848

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4ee051d
bpo-46483: remove `__class_getitem__` from `pathlib.PurePath`
sobolevn Jan 24, 2022
472fb3d
Update 2022-01-24-13-00-09.bpo-46483.9XnmKp.rst
sobolevn Jan 24, 2022
083550a
Update 2022-01-24-13-00-09.bpo-46483.9XnmKp.rst
sobolevn Jan 24, 2022
651ae47
Delete 2022-01-23-11-17-48.bpo-46483.j7qwWb.rst
sobolevn Jan 24, 2022
2f4e1e1
Update 2022-01-24-13-00-09.bpo-46483.9XnmKp.rst
sobolevn Jan 24, 2022
4c61ac7
Update Misc/NEWS.d/next/Library/2022-01-24-13-00-09.bpo-46483.9XnmKp.rst
sobolevn Jan 24, 2022
8921861
Add entry to "What's new"
sobolevn Jan 25, 2022
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3 changes: 3 additions & 0 deletions Doc/whatsnew/3.11.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -562,6 +562,9 @@ Removed
Python 3.4 but has been broken since Python 3.7.
(Contributed by Inada Naoki in :issue:`23882`.)

* Remove ``__class_getitem__`` method from :class:`pathlib.PurePath`,
because it was not used and added by mistake in previous versions.
(Contributed by Nikita Sobolev in :issue:`46483`.)

Porting to Python 3.11
======================
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3 changes: 0 additions & 3 deletions Lib/pathlib.py
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Expand Up @@ -12,7 +12,6 @@
from operator import attrgetter
from stat import S_ISDIR, S_ISLNK, S_ISREG, S_ISSOCK, S_ISBLK, S_ISCHR, S_ISFIFO
from urllib.parse import quote_from_bytes as urlquote_from_bytes
from types import GenericAlias


__all__ = [
Expand Down Expand Up @@ -691,8 +690,6 @@ def __ge__(self, other):
return NotImplemented
return self._cparts >= other._cparts

__class_getitem__ = classmethod(GenericAlias)

drive = property(attrgetter('_drv'),
doc="""The drive prefix (letter or UNC path), if any.""")

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9 changes: 0 additions & 9 deletions Lib/test/test_pathlib.py
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Expand Up @@ -2429,15 +2429,6 @@ def test_complex_symlinks_relative(self):
def test_complex_symlinks_relative_dot_dot(self):
self._check_complex_symlinks(os.path.join('dirA', '..'))

def test_class_getitem(self):
from types import GenericAlias

alias = self.cls[str]
self.assertIsInstance(alias, GenericAlias)
self.assertIs(alias.__origin__, self.cls)
self.assertEqual(alias.__args__, (str,))
self.assertEqual(alias.__parameters__, ())


class PathTest(_BasePathTest, unittest.TestCase):
cls = pathlib.Path
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2 changes: 0 additions & 2 deletions Misc/NEWS.d/next/Library/2022-01-23-11-17-48.bpo-46483.j7qwWb.rst
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1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Library/2022-01-24-13-00-09.bpo-46483.9XnmKp.rst
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@@ -0,0 +1 @@
Remove :meth:`~object.__class_getitem__` from :class:`pathlib.PurePath` as this class was not supposed to be generic.