code: def test_reverse_reverse_copy(self):
      G = self.DG.reverse(copy=False)
      H = G.reverse(copy=True)
      assert H.nodes == self.DG.nodes
      assert H.edges == self.DG.edges
      G = self.MDG.reverse(copy=False)
      H = G.reverse(copy=True)
      assert H.nodes == self.MDG.nodes
      assert H.edges == self.MDG.edges
  
imports: import pytest
  import networkx
  from networkx.utils import edges_equal, nodes_equal
label_desc: Use image node_id 9 for calling the TestChainsOfViews obj's underlying member method code with example usage: obj.test_reverse_reverse_copy() without return types