code: def __setstate__(self, dict):
      self.__dict__ = dict
      backward_compatible_defaults = {
          "eval_metric": "sklearn_default",
          "scoring_metric": "sklearn_default",
      }
      for key, default in backward_compatible_defaults.items():
          if key not in self.__dict__.keys():
              self.__dict__[key] = default
  
imports: from __future__ import absolute_import
  import inspect
  import logging
  import warnings
  import lore
  import lore.estimators
  from lore.env import require
  from lore.util import timed, before_after_callbacks
  import sklearn
label_desc: Use image node_id 2 for calling the Base obj's underlying member method code with example usage: obj.__setstate__(dict) without return types