code: def test_subgraph_centrality_big_graph(self):
      g199 = nx.complete_graph(199)
      g200 = nx.complete_graph(200)
  
      comm199 = nx.subgraph_centrality(g199)
      comm199_exp = nx.subgraph_centrality_exp(g199)
  
      comm200 = nx.subgraph_centrality(g200)
      comm200_exp = nx.subgraph_centrality_exp(g200)
  
file_path: networkx/networkx/algorithms/centrality/tests/test_subgraph.py
imports: import pytest
  import networkx
  from networkx.algorithms.centrality.subgraph_alg import communicability_betweenness_centrality, estrada_index, subgraph_centrality, subgraph_centrality_exp
label_desc: Use image node_id 2 for calling the TestSubgraph obj's underlying member method code with example usage: obj.test_subgraph_centrality_big_graph() without return types