code: def test_unicode(self, tmp_path):
      G = nx.Graph()
      name1 = chr(2344) + chr(123) + chr(6543)
      name2 = chr(5543) + chr(1543) + chr(324)
      G.add_edge(name1, "Radiohead", **{name2: 3})
      G.add_node(name1, bipartite=0)
      G.add_node("Radiohead", bipartite=1)
  
      fname = tmp_path / "edgelist.txt"
      bipartite.write_edgelist(G, fname)
      H = bipartite.read_edgelist(fname)
      assert graphs_equal(G, H)
  
imports: import io
  import pytest
  import networkx
  from networkx.algorithms import bipartite
  from networkx.utils import edges_equal, graphs_equal, nodes_equal
label_desc: Use image node_id 8 for calling the TestEdgelist obj's underlying member method code with example usage: obj.test_unicode(tmp_path) without return types