Move to new pull request

nineteendo · nineteendo · commit e6cb4a326a67 · 2024-03-30T20:31:12.000+01:00
diff --git a/Lib/posixpath.py b/Lib/posixpath.py
@@ -202,7 +202,12 @@ def ismount(path):
         if stat.S_ISLNK(s1.st_mode):
             return False
 
-    parent = dirname(abspath(path))
+    path = os.fspath(path)
+    if isinstance(path, bytes):
+        parent = join(path, b'..')
+    else:
+        parent = join(path, '..')
+    parent = realpath(parent)
     try:
         s2 = os.lstat(parent)
     except (OSError, ValueError):
