code: def test_shortest_path(self):
      deg = [3, 2, 2, 1]
      G = nx.generators.havel_hakimi_graph(deg)
      cs1 = nxt.creation_sequence(deg, with_labels=True)
      for n, m in [
          (3, 0),
          (0, 3),
          (0, 2),
          (0, 1),
          (1, 3),
          (3, 1),
          (1, 2),
          (2, 3),
      ]:
          assert nxt.shortest_path(cs1, n, m) == nx.shortest_path(
              G, n, m
          )
  
      spl = nxt.shortest_path_length(cs1, 3)
      spl2 = nxt.shortest_path_length([t for v, t in cs1], 2)
      assert spl == spl2
  
      spld = {}
      for j, pl in enumerate(spl):
          n = cs1[j][0]
          spld[n] = pl
      assert spld == nx.single_source_shortest_path_length(G, 3)
  
      assert nxt.shortest_path(
          ["d", "d", "d", "i", "d", "d"], 1, 2
      ) == [1, 2]
      assert nxt.shortest_path([3, 1, 2], 1, 2) == [1, 2]
      assert pytest.raises(
          TypeError, nxt.shortest_path, [3.0, 1.0, 2.0], 1, 2
      )
      assert pytest.raises(
          ValueError, nxt.shortest_path, [3, 1, 2], "a", 2
      )
      assert pytest.raises(
          ValueError, nxt.shortest_path, [3, 1, 2], 1, "b"
      )
      assert nxt.shortest_path([3, 1, 2], 1, 1) == [1]
  
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 8 for calling the TestGeneratorThreshold obj's underlying member method code with example usage: obj.test_shortest_path() without return types