code: def test_iter(self):
      expected = sorted(tuple(reversed(e)) for e in self.G.edges)
      assert sorted(self.rv.edges) == expected
  
imports: import pytest
  import networkx
  from networkx.utils import edges_equal, nodes_equal
label_desc: Use image node_id 4 for calling the TestReverseView obj's underlying member method code with example usage: obj.test_iter() without return types