message: Renamed function in freeze_graph.py.
diff: @@ -59,7 +59,7 @@ from tensorflow.python.training import checkpoint_management
  from tensorflow.python.training import saver as saver_lib
  -def _has_variables(sess):
  +def _has_no_variables(sess):
  """Determines if the graph has any variables.
  Args:
  @@ -168,7 +168,7 @@ def freeze_graph_with_def_protos(input_graph_def,
  "the flag --input_saved_model_dir.")
  return -1
  # Models that have been frozen previously do not contain Variables.
  - elif _has_variables(sess):
  + elif _has_no_variables(sess):
  print("No variables were found in this model. It is likely the model "
  "was frozen previously. You cannot freeze a graph twice.")
  return 0
  