class_docstr: HuggingFace's ByteLevelBPE Tokenizer.
  
  Fast because Rust.
class_docstr_tok: ["HuggingFace","'s","ByteLevelBPE","Tokenizer",".","Fast","because","Rust","."]
docstr: Decode list of tokens into text string.
  
  :param tokens:
      list of tokens
  :param delimiter:
      string delimiter for tokens
  
  :return text:
      decoded text
docstr_tok: ["Decode","list","of","tokens","into","text","string",".",":","param","tokens",":","list","of","tokens",":","param","delimiter",":","string","delimiter","for","tokens",":","return","text",":","decoded","text"]
code: def helper_encode(self, text: str) -> List[str]:
      """
      Decode list of tokens into text string.
  
      :param tokens:
          list of tokens
      :param delimiter:
          string delimiter for tokens
  
      :return text:
          decoded text
      """
      return self.tokenizer.encode(text).tokens
  
imports: from parlai.core.params import ParlaiParser
  from abc import ABC, abstractmethod
  from functools import lru_cache
  import json
  import os
  import random
  import re
  from typing import Dict, List, Optional, Set, Tuple
  from typing_extensions import final
  from parlai.core.build_data import download, make_dir
  from parlai.core.opt import Opt
  from parlai.utils.misc import warn_once
  from parlai.utils.typing import TShared
  from parlai.utils.io import PathManager
  import parlai.utils.logging
label_desc: Use image node_id 2 for calling the HuggingFaceBpeHelper obj's underlying member method code with example usage: obj.helper_encode(text) and returns: self