def METHOD_NAME(self, parser):
    parser.add_argument('--n_users', type=int, default=NUSERS, help="Number of random users to initialize.")
    parser.add_argument('--n_messages', type=int, default=NUSERS, help="Number of messages to initialize.")
    parser.add_argument('--n_votes', type=int, default=NUSERS, help="Number of votes to initialize.")
    parser.add_argument('--demo', action="store_true", default=False, help="Load demo data")
    parser.add_argument('--n_posts', type=int, default=NPOSTS,
                        help="Number of random answers/comments to initialize.")