From 928924d1a1c9603a576cfefa747df762381d3c7b Mon Sep 17 00:00:00 2001 From: R David Murray Date: Sat, 22 Feb 2014 16:31:26 -0500 Subject: [PATCH] whatsnew: os.path.ismount recognizes volumes mounted below root. --- Doc/library/os.path.rst | 8 +++++++- Doc/whatsnew/3.4.rst | 3 +++ 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/Doc/library/os.path.rst b/Doc/library/os.path.rst index b1ad2141f8..28e4611284 100644 --- a/Doc/library/os.path.rst +++ b/Doc/library/os.path.rst @@ -194,10 +194,16 @@ 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 + 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[, ...]]) diff --git a/Doc/whatsnew/3.4.rst b/Doc/whatsnew/3.4.rst index bbeddddcbe..e5b79b3482 100644 --- a/Doc/whatsnew/3.4.rst +++ b/Doc/whatsnew/3.4.rst @@ -960,6 +960,9 @@ Chaudhari, Victor Stinner, and Charles-François Natali in :issue:`17914`.) :func:`os.path.samefile` implementation is now shared between Unix and Windows). (Contributed by Brian Curtin in :issue:`11939`.) +:func:`os.path.ismount` now recognizes volumes mounted below a drive +root on Windows. (Contributed by Tim Golden in :issue:`9035`.) + pdb --- -- 2.40.0