docstr: Get the trained model
  
  :return: Trained model
docstr_tok: ["Get","the","trained","model",":","return",":","Trained","model"]
code: def get_model(self):
      """
      Get the trained model
  
      :return: Trained model
      """
      invalidInputError(False, "not implemented")
  
file_path: BigDL/python/orca/src/bigdl/orca/learn/base_estimator.py
imports: from abc import ABC, abstractmethod
  from bigdl.dllib.utils.log4Error import invalidInputError
label_desc: Use image node_id 4 for calling the BaseEstimator obj's underlying member method code with example usage: obj.get_model() without return types