code: def __getitem__(self, key: str) -> str:
      ...
  
file_path: catboost/contrib/python/setuptools/py3/setuptools/_vendor/importlib_metadata/_meta.py
imports: from ._compat import Protocol
  from typing import Any, Dict, Iterator, List, TypeVar, Union
label_desc: Use image node_id 3 for calling the PackageMetadata obj's underlying member method code with example usage: obj.__getitem__(key) without return types