def snapshot_name(topo_name):
    """
    Get the snapshot name

    :param str topo_name: topology file location. The name is taken from the
                          directory containing the topology file using the
                          following format: topology_NAME_snapshot_DATE_TIME
    :return: snapshot name
    :raises ConvertError: when unable to determine the snapshot name
    """
    topo_name = os.path.basename(topology_dirname(topo_name))
    snap_re = re.compile('^topology_(.+)(_snapshot_)(\d{6}_\d{6})$')
    result = snap_re.search(topo_name)

    if result is not None:
        snap_name = result.group(1) + '_' + result.group(3)
    else:
        raise ConvertError('Unable to get snapshot name')

    return snap_name
def snapshot_name ( topo_name ) : topo_name = os . path . basename ( topology_dirname ( topo_name ) ) snap_re = re . compile ( '^topology_(.+)(_snapshot_)(\d{6}_\d{6})$' ) result = snap_re . search ( topo_name ) if result is not None : snap_name = result . group ( 1 ) + '_' + result . group ( 3 ) else : raise ConvertError ( 'Unable to get snapshot name' ) return snap_name
Get the snapshot name

    :param str topo_name: topology file location. The name is taken from the
                          directory containing the topology file using the
                          following format: topology_NAME_snapshot_DATE_TIME
    :return: snapshot name
    :raises ConvertError: when unable to determine the snapshot name