code: def _choose_tuner(self, algorithm_name):
          
          if algorithm_name == 'tpe':
              return hp.tpe.suggest
          if algorithm_name == 'random_search':
              return hp.rand.suggest
          if algorithm_name == 'anneal':
              return hp.anneal.suggest
          raise RuntimeError('Not support tuner algorithm in hyperopt.')
docs: Parameters
          ----------
          algorithm_name : str
              algorithm_name includes "tpe", "random_search" and anneal"