def say(id, params, players, mud):
    # go through every player in the game
    for pid, pl in players.items():
        # if they're in the same room as the player
        if players[pid]["room"] == players[id]["room"]:
            # send them a message telling them what the player said
            mud.send_message(pid, "{} says: {}".format(
                                        players[id]["name"], params))
say(id, params, players, mud)