code: def test_edgekey_with_normal_graph_no_action(self):
      Gtrue = nx.Graph(
          [
              ("E", "C", {"cost": 9, "weight": 10}),
              ("B", "A", {"cost": 1, "weight": 7}),
              ("A", "D", {"cost": 7, "weight": 4}),
          ]
      )
      G = nx.from_pandas_edgelist(
          self.df, 0, "b", True, edge_key="weight"
      )
      assert graphs_equal(G, Gtrue)
  
imports: import pytest
  import networkx
  from networkx.utils import edges_equal, graphs_equal, nodes_equal
label_desc: Use image node_id 19 for calling the TestConvertPandas obj's underlying member method code with example usage: obj.test_edgekey_with_normal_graph_no_action() without return types