def __repr__(self):
    return 'White: {0} | Black: {1}'.format(', '.join((str(idx) for idx in self.get_player_squares(Player.WHITE))), ', '.join((str(idx) for idx in self.get_player_squares(Player.BLACK))))
def __repr__(self):
    return 'White: {0} | Black: {1}'.format(', '.join((str(idx) for idx in self.get_player_squares(Player.WHITE))), ', '.join((str(idx) for idx in self.get_player_squares(Player.BLACK))))