code: def test_maximum_encoding_length_pair_input(self):
      pass
  
imports: import os
  import pickle
  import unittest
  from transformers import AutoTokenizer
  from transformers.models.bert.tokenization_bert import BertTokenizer
  from transformers.models.bert_japanese.tokenization_bert_japanese import VOCAB_FILES_NAMES, BertJapaneseTokenizer, CharacterTokenizer, JumanppTokenizer, MecabTokenizer, SudachiTokenizer, WordpieceTokenizer
  from transformers.testing_utils import custom_tokenizers, require_jumanpp, require_sudachi
  from ...test_tokenization_common import TokenizerTesterMixin
label_desc: Use image node_id 5 for calling the BertJapaneseCharacterTokenizationTest obj's underlying member method code with example usage: obj.test_maximum_encoding_length_pair_input() without return types