message: Add docstring to export_model
diff: @@ -1009,6 +1009,13 @@ def add_jpeg_decoding(input_width, input_height, input_depth, input_mean,
  def export_model(sess, architecture, saved_model_dir):
  + """Exports model for serving.
  +
  + Args:
  + sess: Current active TensorFlow Session.
  + architecture: Model architecture.
  + saved_model_dir: Directory in which to save exported model and variables.
  + """
  if architecture == 'inception_v3':
  input_tensor = 'DecodeJpeg/contents:0'
  elif architecture.startswith('mobilenet_'):
  