code: def test_all_pairs_connectivity_nbunch_combinations(self):
      G = nx.complete_graph(5)
      nbunch = [0, 2, 3]
      A = {n: {} for n in nbunch}
      for u, v in itertools.combinations(nbunch, 2):
          A[u][v] = A[v][u] = nx.node_connectivity(G, u, v)
      C = nx.all_pairs_node_connectivity(G, nbunch=nbunch)
      assert sorted((k, sorted(v)) for k, v in A.items()) == sorted(
          (k, sorted(v)) for k, v in C.items()
      )
  
imports: import itertools
  import pytest
  import networkx
  from networkx.algorithms import flow
  from networkx.algorithms.connectivity import local_edge_connectivity, local_node_connectivity
label_desc: Use image node_id 9 for calling the TestAllPairsNodeConnectivity obj's underlying member method code with example usage: obj.test_all_pairs_connectivity_nbunch_combinations() without return types