code: def test_from_edgelist_int_attr_name(self):
      # note: this also tests that edge_attr can be `source`
      Gtrue = nx.Graph(
          [
              ("E", "C", {0: "C"}),
              ("B", "A", {0: "B"}),
              ("A", "D", {0: "A"}),
          ]
      )
      G = nx.from_pandas_edgelist(self.df, 0, "b", 0)
      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 8 for calling the TestConvertPandas obj's underlying member method code with example usage: obj.test_from_edgelist_int_attr_name() without return types