code: def get_tokenizer(self, task=None, **kwargs):
      kwargs.update(self.special_tokens_map)
      tokenizer = LukeTokenizer(
          vocab_file=SAMPLE_VOCAB,
          merges_file=SAMPLE_MERGE_FILE,
          entity_vocab_file=SAMPLE_ENTITY_VOCAB,
          task=task,
          **kwargs,
      )
      tokenizer.sanitize_special_tokens()
      return tokenizer
  
imports: import unittest
  from typing import Tuple
  from transformers import AddedToken, LukeTokenizer
  from transformers.testing_utils import get_tests_dir, require_torch, slow
  from ...test_tokenization_common import TokenizerTesterMixin
label_desc: Use image node_id 2 for calling the LukeTokenizerTest obj's underlying member method code with example usage: obj.get_tokenizer(task) and returns: tokenizer