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gh-78707: deprecate passing >1 argument to PurePath.[is_]relative_to() (GH-94469)

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This brings `relative_to()` and `is_relative_to()` more in line with other pathlib methods like `rename()` and `symlink_to()`.

Resolves #78707.
This commit is contained in:
Barney Gale 2022-12-17 00:14:27 +00:00 • committed by GitHub
parent 432117cd1f
commit 5a991da329
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4 changed files with 35 additions and 14 deletions
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8
Lib/test/test_pathlib.py
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@ -654,8 +654,9 @@ class _BasePurePathTest(object):
self.assertEqual(p.relative_to(P('c'), walk_up=True), P('../a/b'))
self.assertEqual(p.relative_to('c', walk_up=True), P('../a/b'))
# With several args.
self.assertEqual(p.relative_to('a', 'b'), P())
self.assertEqual(p.relative_to('a', 'b', walk_up=True), P())
with self.assertWarns(DeprecationWarning):
p.relative_to('a', 'b')
p.relative_to('a', 'b', walk_up=True)
# Unrelated paths.
self.assertRaises(ValueError, p.relative_to, P('c'))
self.assertRaises(ValueError, p.relative_to, P('a/b/c'))
@ -706,7 +707,8 @@ class _BasePurePathTest(object):
self.assertTrue(p.is_relative_to(P('a/b')))
self.assertTrue(p.is_relative_to('a/b'))
# With several args.
self.assertTrue(p.is_relative_to('a', 'b'))
with self.assertWarns(DeprecationWarning):
p.is_relative_to('a', 'b')
# Unrelated paths.
self.assertFalse(p.is_relative_to(P('c')))
self.assertFalse(p.is_relative_to(P('a/b/c')))