code: def __rebuild_tokenizer(self):
      tokenizers = try_import_huggingface_tokenizers()
      # Load the merge file from Huggingface tokenizers < 0.8
      try:
          # using Vocab obj file
          self._vocab = load_vocab(self._vocab_file)
          all_tokens = self._vocab.all_tokens
          hf_vocab = OrderedDict()
          for i in range(len(all_tokens)):
              hf_vocab[all_tokens[i]] = i
          temp_hf_vocab_file = str(uuid4()) + ".hf_vocab"
          with open(temp_hf_vocab_file, "w", encoding="utf-8") as ftv:
              json.dump(hf_vocab, ftv, ensure_ascii=False)
      except TypeError:
          # using hf_bpe vocab file
          with open(self._vocab_file, "r", encoding="utf-8") as fv:
              hf_vocab = json.load(fv)
          hf_vocab = sorted(list(hf_vocab.items()), key=lambda x: x[1])
          all_tokens = [x[0] for x in hf_vocab]
          # default special tokens corresponding to the default
          # special_tokens setting in CharBPETokenizer.train
          # and the default special_tokens=[unk]
          self._vocab = Vocab(all_tokens, unk_token=self._unk_token)
          temp_hf_vocab_file = None
      except Exception as exp:
          raise exp
      assert self._unk_token == self._vocab.unk_token
      self._model = tokenizers.CharBPETokenizer(
          vocab=temp_hf_vocab_file
          if temp_hf_vocab_file
          else self._vocab_file,
          merges=self._merges_file,
          unk_token=self._unk_token,
          suffix=self._suffix,
          dropout=self._dropout,
          lowercase=self._lowercase,
      )
      if temp_hf_vocab_file:
          os.remove(temp_hf_vocab_file)
  
imports: import os
  import json
  from pkg_resources import parse_version
  from typing import Optional, Union, List, Tuple
  from collections import OrderedDict
  from uuid import uuid4
  from .base import *
  from ..vocab import Vocab, load_vocab
  from ...utils.lazy_imports import try_import_huggingface_tokenizers
label_desc: Use image node_id 6 for calling the HuggingFaceBPETokenizer obj's underlying member method code with example usage: obj.__rebuild_tokenizer() without return types