message: Fixed versioning error
diff: @@ -468,6 +468,10 @@ def _check_same_outputs(true_graph, false_graph):
  " true_fn: %s\n"
  " false_fn: %s" % (true_output_types, false_output_types))
  + # Make sure both structured outputs for both graphs have the same structure
  + nest.assert_same_structure(true_graph.structured_outputs,
  + false_graph.structured_outputs)
  +
  def _get_output_shapes(true_graph_outputs, false_graph_outputs):
  output_shapes = [
  