code: def test_voterank_centrality_3(self):
      G = nx.gnc_graph(10, seed=7)
      d = nx.voterank(G, 4)
      exact = [3, 6, 8]
      assert exact == d
  
file_path: networkx/networkx/algorithms/centrality/tests/test_voterank.py
imports: import networkx
label_desc: Use image node_id 4 for calling the TestVoteRankCentrality obj's underlying member method code with example usage: obj.test_voterank_centrality_3() without return types