code: def get_input_output_texts(self, tokenizer):
      input_text = "<unk> UNwanted , running"
      output_text = "<unk> unwanted, running"
      return input_text, output_text
  
file_path: H2O/h2o_flexgen/benchmark/third_party/transformers/tests/models/transfo_xl/test_tokenization_transfo_xl.py
imports: import os
  import unittest
  from transformers.models.transfo_xl.tokenization_transfo_xl import VOCAB_FILES_NAMES, TransfoXLTokenizer
  from ...test_tokenization_common import TokenizerTesterMixin
label_desc: Use image node_id 3 for calling the TransfoXLTokenizationTest obj's underlying member method code with example usage: obj.get_input_output_texts(tokenizer) and returns: input_text,  output_text