code: def __getstate__(self):
      state = super(Base, self).__getstate__()
      state["xgboost_lock"] = None
      return state
  
imports: from __future__ import absolute_import
  import inspect
  import logging
  import warnings
  import threading
  import lore.env
  import lore.estimators
  from lore.util import timed, before_after_callbacks
  import xgboost
label_desc: Use image node_id 2 for calling the Base obj's underlying member method code with example usage: obj.__getstate__() and returns: state