code: def _smell_food(self):
      smell_range = self.board["_smell_range"]
      agent_pos = self.internal_state.agent_pos
  
      for x in range(-smell_range, smell_range + 1):
          for y in range(-smell_range, smell_range + 1):
              smell_x = agent_pos.x + x
              smell_y = agent_pos.y + y
              if (
                  0 <= smell_x < self.maze.shape[0]
                  and 0 <= smell_y < self.maze.shape[1]
                  and self.maze[smell_x, smell_y] == Element.FOOD_PELLET
              ):
                  return True
      return False
  
imports: import logging
  from typing import NamedTuple
  import numpy
  from gym import Env
  from gym.spaces import Box, Discrete
label_desc: Use image node_id 10 for calling the PocManEnv obj's underlying member method code with example usage: obj._smell_food() and returns: False, True