code: def _save_tokenizer_config(
      tokenizer: PreTrainedTokenizerBase,
      base_path: Path,
      path: Path = Path("."),
  ) -> dict:
      """
      Saves HuggingFace tokenizers.
  
      Parameters
      ----------
      tokenizer
          The tokenizer.
      base_path
          Base filepath to save to.
      path
          A local (relative) filepath to append to base_path.
  
      Returns
      -------
      The tokenizer config dict.
      """
      # create folder to save model in
      filepath = base_path.joinpath(path).joinpath("tokenizer")
      if not filepath.is_dir():
          logger.warning(
              "Directory {} does not exist and is now created.".format(
                  filepath
              )
          )
          filepath.mkdir(parents=True, exist_ok=True)
  
      cfg_token = {}
      logger.info("Saving tokenizer to {}.".format(filepath))
      tokenizer.save_pretrained(filepath)
      cfg_token.update({"src": path.joinpath("tokenizer")})
      return cfg_token
  
imports: import logging
  import os
  import shutil
  import warnings
  from functools import partial
  from pathlib import Path
  from typing import Callable, Optional, Tuple, Union, Any, Dict, TYPE_CHECKING
  import dill
  import numpy
  import toml
  from transformers import PreTrainedTokenizerBase
  from alibi_detect.saving._typing import VALID_DETECTORS
  from alibi_detect.saving.loading import _replace, validate_config, STATE_PATH
  from alibi_detect.saving.registry import registry
  from alibi_detect.utils._types import supported_models_all, supported_models_tf, supported_models_torch, supported_models_sklearn
  from alibi_detect.base import Detector, ConfigurableDetector, StatefulDetectorOnline
  from alibi_detect.saving._tensorflow import save_detector_legacy, save_model_config_tf, save_optimizer_config_tf
  from alibi_detect.saving._pytorch import save_model_config_pt, save_device_pt
  from alibi_detect.saving._sklearn import save_model_config_sk
label_desc: Use image node_id 10 for calling a global function with example usage: _save_tokenizer_config(tokenizer, base_path, path) and returns: cfg_token