code: def _read_or_default(self) -> Dict[str, Any]:
      if self._metadata_path.exists():
          with open(self._metadata_path, "r") as handler:
              data: Dict[str, Any] = json.load(handler)
              return data
  
      return dict()
  
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 5 for calling the MetadataFile obj's underlying member method code with example usage: obj._read_or_default() and returns: dict, data