docstr: Tests that the balanced tree with branching factor one is the
  path graph.
docstr_tok: ["Tests","that","the","balanced","tree","with","branching","factor","one","is","the","path","graph","."]
code: def test_balanced_tree_path(self):
      """Tests that the balanced tree with branching factor one is the
      path graph.
  
      """
      # A tree of height four has five levels.
      T = nx.balanced_tree(1, 4)
      P = nx.path_graph(5)
      assert is_isomorphic(T, P)
  
imports: import itertools
  import typing
  import pytest
  import networkx
  from networkx.algorithms.isomorphism.isomorph import graph_could_be_isomorphic
  from networkx.utils import edges_equal, nodes_equal
label_desc: Use image node_id 3 for calling the TestGeneratorClassic obj's underlying member method code with example usage: obj.test_balanced_tree_path() without return types