code: def test_get_interface_nodes_1node2edges_divergent_edges(self):
      # divergent interface edges from one node (a0->a1,b1). issue #1364
      self.network.add_edges_from(
          [
              (("A", 0), ("A", 1)),
              (("A", 0), ("B", 0)),
              (("A", 0), ("B", 1)),
              (("A", 1), ("B", 1)),
          ]
      )
      self.assertListEqual(
          self.network.get_interface_nodes(0), [("A", 0), ("A", 0)]
      )
      self.assertListEqual(
          self.network.get_interface_nodes(1), [("A", 1), ("B", 1)]
      )
  
imports: import unittest
  import numpy
  import numpy.testing
  import pandas
  import pgmpy.tests.help_functions
  from pgmpy.factors.discrete import TabularCPD
  from pgmpy.inference import CausalInference, DBNInference, VariableElimination
  from pgmpy.models import BayesianNetwork
  from pgmpy.models import DynamicBayesianNetwork
label_desc: Use image node_id 5 for calling the TestDynamicBayesianNetworkMethods obj's underlying member method code with example usage: obj.test_get_interface_nodes_1node2edges_divergent_edges() without return types