code: def test_from_biadjacency_roundtrip(self):
      B1 = nx.path_graph(5)
      M = bipartite.biadjacency_matrix(B1, [0, 2, 4])
      B2 = bipartite.from_biadjacency_matrix(M)
      assert nx.is_isomorphic(B1, B2)
  
file_path: networkx/networkx/algorithms/bipartite/tests/test_matrix.py
imports: import pytest
  import networkx
  from networkx.algorithms import bipartite
  from networkx.utils import edges_equal
label_desc: Use image node_id 9 for calling the TestBiadjacencyMatrix obj's underlying member method code with example usage: obj.test_from_biadjacency_roundtrip() without return types