docstr: Reload the explainer into the memory by reading the file specified by path.
code: def deserialize_explainer(path):
      """Reload the explainer into the memory by reading the file specified by path."""
      deserialized_exp = None
      with open(path, "rb") as pickle_file:
          deserialized_exp = pickle.load(pickle_file)
  
      return deserialized_exp
  
imports: import pickle
  from abc import ABC, abstractmethod
  from collections.abc import Iterable
  from typing import Any, List
  import numpy
  import pandas
  from raiutils.exceptions import UserConfigValidationException
  from sklearn.neighbors import KDTree
  from tqdm import tqdm
  from dice_ml.constants import ModelTypes, _PostHocSparsityTypes
  from dice_ml.counterfactual_explanations import CounterfactualExplanations
label_desc: Use image node_id 30 for calling the ExplainerBase obj's underlying member method code with example usage: obj.deserialize_explainer(path) and returns: deserialized_exp