code: def _tag_data(self):
      return True
  
imports: from datetime import datetime
  from distutils.util import strtobool
  from types import SimpleNamespace
  from typing import Dict
  import numpy
  from toolz import compose_left
  from gluonts import json
  from gluonts.exceptions import GluonTSDataError
label_desc: Use image node_id 12 for calling the TSFReader obj's underlying member method code with example usage: obj._tag_data() and returns: True