code: def test_copy(self):
      G = self.G()
      H = G.copy()  # copy
      assert H.adj == G.adj
      assert H.name == G.name
      assert H is not G
  
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 25 for calling the HistoricalTests obj's underlying member method code with example usage: obj.test_copy() without return types