code: def test_can_modify(self):
      decoder = CTC(pad_token="[PAD]")
  
      assert decoder.pad_token == "[PAD]"
      assert decoder.word_delimiter_token == "|"
      assert decoder.cleanup == True
  
      # Modify these
      decoder.pad_token = "{pad}"
      assert decoder.pad_token == "{pad}"
  
      decoder.word_delimiter_token = "_"
      assert decoder.word_delimiter_token == "_"
  
      decoder.cleanup = False
      assert decoder.cleanup == False
  
imports: import json
  import pickle
  import pytest
  from tokenizers.decoders import CTC, BPEDecoder, ByteLevel, Decoder, Metaspace, Sequence, WordPiece, ByteFallback, Replace, Strip, Fuse
label_desc: Use image node_id 3 for calling the TestCTCDecoder obj's underlying member method code with example usage: obj.test_can_modify() without return types