def find_mount_point(path):
    path = os.path.abspath(path)
    while (not os.path.ismount(path)):
        path = os.path.dirname(path)
    return path
def find_mount_point(path):
    path = os.path.abspath(path)
    while (not os.path.ismount(path)):
        path = os.path.dirname(path)
    return path