code: def test_contains(self):
      assert (2, 3, 0) in self.G.edges
      assert (3, 2, 0) not in self.G.edges
      assert (2, 3, 0) not in self.rv.edges
      assert (3, 2, 0) in self.rv.edges
      assert (5, 4, 1) in self.rv.edges
      assert (4, 5, 1) not in self.rv.edges
  
imports: import pytest
  import networkx
  from networkx.utils import edges_equal, nodes_equal
label_desc: Use image node_id 3 for calling the TestMultiReverseView obj's underlying member method code with example usage: obj.test_contains() without return types