code: def tok(self):
      return BartTokenizer.from_pretrained("facebook/bart-large")
  
imports: from __future__ import annotations
  import copy
  import tempfile
  import unittest
  import numpy
  from transformers import BartConfig, BartTokenizer, is_tf_available
  from transformers.testing_utils import require_tf, slow
  from transformers.utils import cached_property
  from ...test_configuration_common import ConfigTester
  from ...test_modeling_tf_common import TFModelTesterMixin, ids_tensor
  from ...test_pipeline_mixin import PipelineTesterMixin
  from ...utils.test_modeling_tf_core import TFCoreModelTesterMixin
label_desc: Use image node_id 3 for calling the TFBartModelIntegrationTest obj's underlying member method code with example usage: obj.tok() and returns: BartTokenizer