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[3.11] GH-88013: Fix TypeError raised by ntpath.realpath in some cases (GH-102813, GH-103343)

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(cherry picked from commit 4dc339b4d6)

Co-authored-by: AN Long <aisk@users.noreply.github.com>
Co-authored-by: Barney Gale <barney.gale@gmail.com>
This commit is contained in:
Miss Islington (bot) 2023-04-07 13:38:56 -07:00 • committed by GitHub
parent b8d1623f73
commit 70bc8c936d
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3 changed files with 14 additions and 1 deletions
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11
Lib/test/test_ntpath.py
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@ -1,5 +1,6 @@
import ntpath
import os
import string
import sys
import unittest
import warnings
@ -321,6 +322,16 @@ class TestNtpath(NtpathTestCase):
self.assertPathEqual(ntpath.realpath(os.fsencode(ABSTFN + "1")),
os.fsencode(ABSTFN))
# gh-88013: call ntpath.realpath with binary drive name may raise a
# TypeError. The drive should not exist to reproduce the bug.
for c in string.ascii_uppercase:
d = f"{c}:\\"
if not ntpath.exists(d):
break
else:
raise OSError("No free drive letters available")
self.assertEqual(ntpath.realpath(d), d)
@os_helper.skip_unless_symlink
@unittest.skipUnless(HAVE_GETFINALPATHNAME, 'need _getfinalpathname')
def test_realpath_strict(self):