code: def test_score(self):
      self.assertAlmostEqual(
          BDsScore(self.d1, equivalent_sample_size=1).score(self.m1),
          -36.82311976667139,
      )
      self.assertEqual(
          BDsScore(self.d1, equivalent_sample_size=1).score(self.m2),
          -45.788991276221964,
      )
  
imports: import unittest
  import pandas
  from pgmpy.estimators import AICScore, BDeuScore, BDsScore, BicScore, K2Score
  from pgmpy.models import BayesianNetwork
label_desc: Use image node_id 2 for calling the TestBDsScore obj's underlying member method code with example usage: obj.test_score() without return types