code: def __setitem__(self, key: str, value: Any) -> None:
      self._data[key] = value
  
file_path: neptune-client/src/neptune/internal/metadata_file.py
imports: import json
  import os
  from pathlib import Path
  from types import TracebackType
  from typing import Any, Dict, Optional, Type
label_desc: Use image node_id 3 for calling the MetadataFile obj's underlying member method code with example usage: obj.__setitem__(key, value) without return types