AI Development/Tensorflow

[TensorFlow] pb 파일 TensorBoard에 띄우기

꾸준희 2019. 5. 31. 11:26
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import_pb_to_tensorboard.py

# Copyright 2017 The TensorFlow Authors. All Rights Reserved.
#
# 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.
# ================================
"""Imports a protobuf model as a graph in Tensorboard."""

from __future__ import absolute_import
from __future__ import division
from __future__ import print_function

import argparse
import sys

from tensorflow.core.framework import graph_pb2
from tensorflow.python.client import session
from tensorflow.python.framework import importer
from tensorflow.python.framework import ops
from tensorflow.python.platform import app
from tensorflow.python.platform import gfile
from tensorflow.python.summary import summary



# Try importing TensorRT ops if available
# TODO(aaroey): ideally we should import everything from contrib, but currently
# tensorrt module would cause build errors when being imported in
# tensorflow/contrib/__init__.py. Fix it.
# pylint: disable=unused-import,g-import-not-at-top,wildcard-import
try:

  from tensorflow.contrib.tensorrt.ops.gen_trt_engine_op import *

except ImportError:
  pass
# pylint: enable=unused-import,g-import-not-at-top,wildcard-import

def import_to_tensorboard(model_dir, log_dir):
  """View an imported protobuf model (`.pb` file) as a graph in Tensorboard.
  Args:
    model_dir: The location of the protobuf (`pb`) model to visualize
    log_dir: The location for the Tensorboard log to begin visualization from.
  Usage:
    Call this function with your model location and desired log directory.
    Launch Tensorboard by pointing it to the log directory.
    View your imported `.pb` model as a graph.
  """
  with session.Session(graph=ops.Graph()) as sess:
    with gfile.GFile(model_dir, "rb") as f:
      graph_def = graph_pb2.GraphDef()
      graph_def.ParseFromString(f.read())
      importer.import_graph_def(graph_def)

    pb_visual_writer = summary.FileWriter(log_dir)
    pb_visual_writer.add_graph(sess.graph)
    print("Model Imported. Visualize by running: "
          "tensorboard --logdir={}".format(log_dir))


def main(unused_args):
  import_to_tensorboard(FLAGS.model_dir, FLAGS.log_dir)

if __name__ == "__main__":
  parser = argparse.ArgumentParser()
  parser.register("type", "bool", lambda v: v.lower() == "true")
  parser.add_argument(
      "--model_dir",
      type=str,
      default="",
      required=True,
      help="The location of the protobuf (\'pb\') model to visualize.")
  parser.add_argument(
      "--log_dir",
      type=str,
      default="",
      required=True,
      help="The location for the Tensorboard log to begin visualization from.")
  FLAGS, unparsed = parser.parse_known_args()
  app.run(main=main, argv=[sys.argv[0]] + unparsed)

 

 

pb 파일의 path를 model_dir 에 지정해주고, log 디렉토리인 tensorboard 를 생성하여 log_dir 를 설정해준다. 

$ python import_pb_to_tensorboard.py --model_dir /path/file.pb --log_dir ./tensorboard/

2019-05-29 15:55:14.081453: I tensorflow/core/platform/cpu_feature_guard.cc:141] Your CPU supports instructions that this TensorFlow binary was not compiled to use: AVX2 FMA
2019-05-29 15:55:14.105819: I tensorflow/core/platform/profile_utils/cpu_utils.cc:94] CPU Frequency: 3600000000 Hz
2019-05-29 15:55:14.106037: I tensorflow/compiler/xla/service/service.cc:150] XLA service 0x5a40b00 executing computations on platform Host. Devices:
2019-05-29 15:55:14.106051: I tensorflow/compiler/xla/service/service.cc:158]   StreamExecutor device (0): <undefined>, <undefined>
Model Imported. Visualize by running: tensorboard --logdir=./tfboard/

 

 

그러면 아래와 같은 명령어를 통해 링크(http:// ~~)에 접속하여 pb 파일을 tensorboard 로 확인 할 수 있다. 

$ tensorboard --logdir=./tensorboard/

TensorBoard 1.13.1 at http://myname:myport (Press CTRL+C to quit)

 

 

 

 

 

참고자료 : https://github.com/tensorflow/tensorflow/blob/master/tensorflow/python/tools/import_pb_to_tensorboard.py

불러오는 중입니다...

 

 

 

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