code: def _reset(self):
      self.row = self.row_start
      self.col = self.col_start
      self.dir = 1
      self.moves = 0
      self.eaten = 0
      self.matrix_exc = copy.deepcopy(self.matrix)
  
imports: import copy
  import random
  import numpy
  from functools import partial
  from deap import algorithms
  from deap import base
  from deap import creator
  from deap import tools
  from deap import gp
label_desc: Use image node_id 2 for calling the AntSimulator obj's underlying member method code with example usage: obj._reset() without return types