def METHOD_NAME(self, parser):
    group = parser.add_argument_group('WEST input data options')
    sgroup = group.add_mutually_exclusive_group()
    sgroup.add_argument(
        '--segments-from',
        metavar='SEGLIST_FILE',
        help='''Include only segments listed in SEGLIST_FILE, as generated by w_select
                        (default: include all segments.''',
    )