message: convert export_dir as pathlike object to str in parse_saved_model
diff: @@ -83,11 +83,11 @@ def parse_saved_model(export_dir):
  """
  # Build the path to the SavedModel in pbtxt format.
  path_to_pbtxt = os.path.join(
  - compat.as_bytes(export_dir),
  + compat.as_bytes(compat.path_to_str(export_dir)),
  compat.as_bytes(constants.SAVED_MODEL_FILENAME_PBTXT))
  # Build the path to the SavedModel in pb format.
  path_to_pb = os.path.join(
  - compat.as_bytes(export_dir),
  + compat.as_bytes(compat.path_to_str(export_dir)),
  compat.as_bytes(constants.SAVED_MODEL_FILENAME_PB))
  # Parse the SavedModel protocol buffer.
  