searchAgents.py 文件源码

def isGoalState(self, state):
     isGoal = state == self.goal 

     # For display purposes only
     if isGoal:
       self._visitedlist.append(state)
       import __main__
       if '_display' in dir(__main__):
         if 'drawExpandedCells' in dir(__main__._display): #@UndefinedVariable
           __main__._display.drawExpandedCells(self._visitedlist) #@UndefinedVariable

     return isGoal