text: #!/usr/bin/python
  #
  # Copyright 2017 Google Inc.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #      http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  
  import os
  
  import sys
  import tensorflow as tf
  
  def load_graph(file_name):
    with open(file_name,'rb') as f:
      content = f.read()
    graph_def = tf.GraphDef()
    graph_def.ParseFromString(content)
    with tf.Graph().as_default() as graph:
      tf.import_graph_def(graph_def, name='')
    return graph
  
  def count_ops(file_name, op_name = None):
    graph = load_graph(file_name)
  
    if op_name is None:
      return len(graph.get_operations())
    else:
      return sum(1 for op in graph.get_operations()
                 if op.name == op_name)
  
  if __name__ == "__main__":
    os.environ['TF_CPP_MIN_LOG_LEVEL'] = '2'
    print(count_ops(*sys.argv[1:]))
  