code: def test_dict_initialization():
      """Asserts that gp_deap.initialize_stats_dict initializes individual statistics correctly"""
      tpot_obj = TPOTClassifier()
      tpot_obj._fit_init()
      tb = tpot_obj._toolbox
  
      test_ind = tb.individual()
      initialize_stats_dict(test_ind)
  
      assert test_ind.statistics["generation"] == 0
      assert test_ind.statistics["crossover_count"] == 0
      assert test_ind.statistics["mutation_count"] == 0
      assert test_ind.statistics["predecessor"] == ("ROOT",)
  
imports: from tpot import TPOTClassifier
  from tpot.gp_deap import initialize_stats_dict
  from deap import creator
  import random
label_desc: Use image node_id 1 for calling a global function with example usage: test_dict_initialization() without return types