问为9人莫里斯游戏运行Github代码时的AttributeError

EN

---------------------------------------------------------------------------
AttributeError                            Traceback (most recent call last)
<ipython-input-5-47e27bb9316e> in <module>
      6     player2 = Human('B', game)
      7     game.set_players(player1, player2)
----> 8     game.place_figures_phase1()

<ipython-input-3-8aed7b0be5a0> in place_figures_phase1(self)
    287                 white_position = self._player1.place_figure()
    288                 self.place_figure_on_table(self._player1.mark, white_position)
--> 289                 self._while_closed_morris(white_position)
    290             else:              # Black on the move
    291                 black_position = self._player2.place_figure()

<ipython-input-3-8aed7b0be5a0> in _while_closed_morris(self, pozicija)
    261         if self.check_if_closed_morris(self._player1.mark, pozicija):
    262             self.draw_table()
--> 263             position_eat = self._player1.eat_opponents_figure()
    264             if position_eat == -1:
    265                 return

<ipython-input-1-1cfba64f88fc> in eat_opponents_figure(self)
     81                 continue
     82 
---> 83             if self.game_instance.eat_figure(self.mark, position):
     84                 return position
     85 

<ipython-input-3-8aed7b0be5a0> in eat_figure(self, mark, position)
    206             return False
    207 
--> 208         if mark == self._player1.oznaka:
    209             if self.check_if_closed_morris(self._player2.oznaka, position):
    210                 return False

AttributeError: 'Human' object has no attribute 'oznaka'