code: def test_different_degree_sequences3(self):
      G1 = nx.Graph(
          [
              (0, 1),
              (0, 2),
              (1, 2),
              (2, 3),
              (2, 4),
              (3, 4),
              (2, 5),
              (2, 6),
          ]
      )
      G2 = nx.Graph(
          [
              (0, 1),
              (0, 6),
              (0, 2),
              (1, 2),
              (2, 3),
              (2, 4),
              (3, 4),
              (2, 5),
              (2, 6),
          ]
      )
      assert not vf2pp_is_isomorphic(G1, G2)
  
      G1.add_edge(3, 5)
      nx.set_node_attributes(
          G1, dict(zip(G1, it.cycle(["a"]))), "label"
      )
      nx.set_node_attributes(G2, dict(zip(G2, it.cycle("a"))), "label")
  
      assert vf2pp_is_isomorphic(G1, G2)
  
imports: import itertools
  import pytest
  import networkx
  from networkx import vf2pp_is_isomorphic, vf2pp_isomorphism
label_desc: Use image node_id 8 for calling the TestPreCheck obj's underlying member method code with example usage: obj.test_different_degree_sequences3() without return types