def get_games(game_id='GET',match_id='GET'):
    """Retrieve a game or all games. Return game details and status."""
    # If no match_id or game_id then return info for all games
    # If game_id then return info for that game
    # If match_id then return info for all games in that match
    result = '{"game_id":"'+str(game_id)+'", "match_id":"'+str(match_id)+'"}'
    return result