code: def _checksum_paths() -> Dict[str, epath.Path]:
      """Returns dict {'dataset_name': 'path/to/checksums/file'}."""
      dataset2path = {}
      for dir_path in _CHECKSUM_DIRS:
          if isinstance(dir_path, str):
              dir_path = epath.Path(dir_path)
          if not dir_path.exists():
              pass
          for file_path in dir_path.iterdir():
              if not file_path.name.endswith(_CHECKSUM_SUFFIX):
                  continue
              dataset_name = file_path.name[: -len(_CHECKSUM_SUFFIX)]
              dataset2path[dataset_name] = file_path
      return dataset2path
  
file_path: datasets/tensorflow_datasets/core/download/checksums.py
imports: import dataclasses
  import hashlib
  import io
  from typing import Any, Dict, Iterable, Optional
  from absl import logging
  from etils import epath
  from tensorflow_datasets.core import utils
label_desc: Use image node_id 3 for calling a global function with example usage: _checksum_paths() and returns: dataset2path