code: def stop(self):
      term_criterion = self.config["termination_criterion"]
  
      if self.gen >= term_criterion["generation"]:
          self.logger.info(
              "Reached target generation %s, terminating"
              % term_criterion["generation"]
          )
          return True
      elif self.best_fitness >= term_criterion["fitness"]:
          self.logger.info(
              "Reached target fitness %s, terminating"
              % term_criterion["fitness"]
          )
          return True
      return False
  
imports: import cma
  import random
  import copy
  import pickle
  import os
  import pprint
  import time
  import six
  import numpy
  from opt_util import EPSILON
label_desc: Use image node_id 5 for calling the Optimizer obj's underlying member method code with example usage: obj.stop() and returns: False, True, True