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| -rw-r--r-- | Doc/library/os.path.rst | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/Doc/library/os.path.rst b/Doc/library/os.path.rst index 23194ae..ebbf63c 100644 --- a/Doc/library/os.path.rst +++ b/Doc/library/os.path.rst @@ -283,10 +283,11 @@ the :mod:`glob` module.) Return ``True`` if pathname *path* is a :dfn:`mount point`: a point in a file system where a different file system has been mounted. On POSIX, the - function checks whether *path*'s parent, :file:`path/..`, is on a different - device than *path*, or whether :file:`path/..` and *path* point to the same + function checks whether *path*'s parent, :file:`{path}/..`, is on a different + device than *path*, or whether :file:`{path}/..` and *path* point to the same i-node on the same device --- this should detect mount points for all Unix - and POSIX variants. On Windows, a drive letter root and a share UNC are + and POSIX variants. It is not able to reliably detect bind mounts on the + same filesystem. On Windows, a drive letter root and a share UNC are always mount points, and for any other path ``GetVolumePathName`` is called to see if it is different from the input path. |