From: Christoph Anton Mitterer <calestyo@scientia.org>
Date: Mon, 14 Nov 2022 04:12:32 +0000 (+0100)
Subject: gh-96192: fix os.ismount() to use a path that is str or bytes (#96194)
X-Git-Tag: v3.12.0a2~2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=367f552129341796d75fc4cc40edb49405235a2b;p=thirdparty%2FPython%2Fcpython.git

gh-96192: fix os.ismount() to use a path that is str or bytes (#96194)

Signed-off-by: Christoph Anton Mitterer <mail@christoph.anton.mitterer.name>
Co-authored-by: Eryk Sun <eryksun@gmail.com>
Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>
---

diff --git a/Lib/posixpath.py b/Lib/posixpath.py
index 5e1ebe3293d8..5b4d78bca061 100644
--- a/Lib/posixpath.py
+++ b/Lib/posixpath.py
@@ -195,6 +195,7 @@ def ismount(path):
         if stat.S_ISLNK(s1.st_mode):
             return False
 
+    path = os.fspath(path)
     if isinstance(path, bytes):
         parent = join(path, b'..')
     else:
diff --git a/Lib/test/test_posixpath.py b/Lib/test/test_posixpath.py
index c644f881e460..8a1dd131928c 100644
--- a/Lib/test/test_posixpath.py
+++ b/Lib/test/test_posixpath.py
@@ -178,6 +178,8 @@ class PosixPathTest(unittest.TestCase):
     def test_ismount(self):
         self.assertIs(posixpath.ismount("/"), True)
         self.assertIs(posixpath.ismount(b"/"), True)
+        self.assertIs(posixpath.ismount(FakePath("/")), True)
+        self.assertIs(posixpath.ismount(FakePath(b"/")), True)
 
     def test_ismount_non_existent(self):
         # Non-existent mountpoint.
diff --git a/Misc/NEWS.d/next/Library/2022-08-23-03-13-18.gh-issue-96192.TJywOF.rst b/Misc/NEWS.d/next/Library/2022-08-23-03-13-18.gh-issue-96192.TJywOF.rst
new file mode 100644
index 000000000000..58e51da6ba39
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2022-08-23-03-13-18.gh-issue-96192.TJywOF.rst
@@ -0,0 +1 @@
+Fix handling of ``bytes`` :term:`path-like objects <path-like object>` in :func:`os.ismount()`.