code: def test_decode_invalid_byte_id(self):
      tokenizer = self.perceiver_tokenizer
      self.assertEqual(tokenizer.decode([178]), "�")
  
imports: import json
  import os
  import re
  import shutil
  import tempfile
  import unittest
  from typing import Tuple
  from transformers import AddedToken, BatchEncoding, PerceiverTokenizer
  from transformers.utils import cached_property, is_tf_available, is_torch_available
  from ...test_tokenization_common import TokenizerTesterMixin
label_desc: Use image node_id 11 for calling the PerceiverTokenizationTest obj's underlying member method code with example usage: obj.test_decode_invalid_byte_id() without return types