def METHOD_NAME(self, parser):
    parser.add_argument(
        '-t', '--timespan', default=2, type=int,
        help='timespan in seconds between two joining users, ' +
        'less than the given value is considered to be suspicious ' +
        ', default is 2'
    )
    parser.add_argument(
        '-n', '--occurence', default=3, type=int,
        help='number of sequentially occuring timespan ' +
        'violations at which users are put into the ' +
        'potential spam users list, default is 3'
    )
    parser.add_argument(
        '-p', '--print',  action='store_true',
        help='print found users, don\'t save them to csv'
    )
    parser.add_argument(
        '-o', '--output_file', default='potential_spam_users.csv',
        help='output file, default is \'potential_spam_users.csv\''
    )