code: def get_model(self):
      return self.model
  
file_path: FATE/python/fate/components/components/cross_validation_test.py
imports: import logging
  import typing
  from fate.components.core import ARBITER, GUEST, HOST, Role, cpn, params
label_desc: Use image node_id 4 for calling the FakeTrainer obj's underlying member method code with example usage: obj.get_model() and returns: self