Reflow paragraph.

Doc/library/os.path.rst

@@ -193,14 +193,14 @@ 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.  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.
+   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.