code: def test_name(self):
      G = self.G(name="test")
      assert G.name == "test"
      H = self.G()
      assert H.name == ""
  
imports: import pytest
  import networkx
  from networkx import convert_node_labels_to_integers
  from networkx.utils import edges_equal, nodes_equal
label_desc: Use image node_id 2 for calling the HistoricalTests obj's underlying member method code with example usage: obj.test_name() without return types