code: def test_backwards_compatibility_with_persisted_model(self):
      elda = self.get_elda()
  
      # compare with a pre-trained reference model
      loaded_elda = EnsembleLda.load(datapath("ensemblelda"))
      np.testing.assert_allclose(elda.ttda, loaded_elda.ttda, rtol=RTOL)
      atol = loaded_elda.asymmetric_distance_matrix.max() * 1e-05
      np.testing.assert_allclose(
          elda.asymmetric_distance_matrix,
          loaded_elda.asymmetric_distance_matrix,
          atol=atol,
      )
  
imports: import os
  import logging
  import unittest
  import numpy
  from copy import deepcopy
  import pytest
  from gensim.models import EnsembleLda, LdaMulticore, LdaModel
  from gensim.test.utils import datapath, get_tmpfile, common_corpus, common_dictionary
label_desc: Use image node_id 5 for calling the TestEnsembleLda obj's underlying member method code with example usage: obj.test_backwards_compatibility_with_persisted_model() without return types