diff options
Diffstat (limited to 'Doc/library/os.path.rst')
| -rw-r--r-- | Doc/library/os.path.rst | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/Doc/library/os.path.rst b/Doc/library/os.path.rst index 269856c6284..3771ab06f59 100644 --- a/Doc/library/os.path.rst +++ b/Doc/library/os.path.rst @@ -193,11 +193,17 @@ the :mod:`glob` module.) .. function:: ismount(path) - Return ``True`` if pathname *path* is a :dfn:`mount point`: a point in a file - system where a different file system has been mounted. 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 i-node on the same - device --- this should detect mount points for all Unix and POSIX variants. + 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 + 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 + always mount points, and for any other path ``GetVolumePathName`` is called + to see if it is different from the input path. + + .. versionadded:: 3.4 + Support for detecting non-root mount points on Windows. .. function:: join(path1[, path2[, ...]]) @@ -251,7 +257,7 @@ the :mod:`glob` module.) .. function:: samefile(path1, path2) Return ``True`` if both pathname arguments refer to the same file or directory. - On Unix, this is determined by the device number and i-node number and raises an + This is determined by the device number and i-node number and raises an exception if a :func:`os.stat` call on either pathname fails. Availability: Unix, Windows. |