def list_states()

in support/retro_contest/remote.py [0:0]


def list_states(args):
    if args.game:
        games = args.game
    else:
        games = retro.data.list_games()
        games.sort()
    for game in games:
        states = retro.data.list_states(game)
        print(game + ':')
        states.sort()
        for state in states:
            print('  ' + state)