code: def _read_files(path: epath.Path) -> dict[str, str]:
      """Reads all metadata files content.
  
      Args:
        path: path to package where metadata files are.
  
      Returns:
        dict {path: content}, where path is relative to the dataset src directory.
        e.g. {'README.md': '...', 'CITATIONS.cff': '...'}
      """
      name2path = {}
      for inode in path.iterdir():
          if inode.name in _METADATA_FILES:
              name2path[inode.name] = path.joinpath(inode.name)
      return utils.tree.parallel_map(
          lambda f: f.read_text(encoding="utf-8"), name2path
      )
  
file_path: datasets/tensorflow_datasets/core/dataset_metadata.py
imports: import dataclasses
  import functools
  from etils import epath
  from tensorflow_datasets.core import constants
  from tensorflow_datasets.core import utils
  from tensorflow_datasets.core.utils import resource_utils
label_desc: Use image node_id 6 for calling a global function with example usage: _read_files(path) and returns: utils