code: def test_is_k_regular2(self):
      g = gen.complete_graph(5)
      assert reg.is_k_regular(g, 4)
      assert not reg.is_k_regular(g, 3)
      assert not reg.is_k_regular(g, 6)
  
imports: import pytest
  import networkx
  import networkx
  import networkx.algorithms.regular
  import networkx.generators
label_desc: Use image node_id 2 for calling the TestIsKRegular obj's underlying member method code with example usage: obj.test_is_k_regular2() without return types