code: def test_threshold_sequence_graph_test(self):
      G = nx.star_graph(10)
      assert nxt.is_threshold_graph(G)
      assert nxt.is_threshold_sequence([d for n, d in G.degree()])
  
      G = nx.complete_graph(10)
      assert nxt.is_threshold_graph(G)
      assert nxt.is_threshold_sequence([d for n, d in G.degree()])
  
      deg = [3, 2, 2, 1, 1, 1]
      assert not nxt.is_threshold_sequence(deg)
  
      deg = [3, 2, 2, 1]
      assert nxt.is_threshold_sequence(deg)
  
      G = nx.generators.havel_hakimi_graph(deg)
      assert nxt.is_threshold_graph(G)
  
imports: import pytest
  import networkx
  import networkx.algorithms.threshold
  from networkx.algorithms.isomorphism.isomorph import graph_could_be_isomorphic
label_desc: Use image node_id 1 for calling the TestGeneratorThreshold obj's underlying member method code with example usage: obj.test_threshold_sequence_graph_test() without return types