code: def id_to_token(self, id):
      if id < self.special_start:
          return id
      else:
          return self.id_to_special_token[id]
  
imports: from typing import Dict, List, Optional, Union
  from nemo.collections.common.tokenizers.tokenizer_spec import TokenizerSpec
label_desc: Use image node_id 9 for calling the ByteLevelTokenizer obj's underlying member method code with example usage: obj.id_to_token(id) and returns: id, self