code: def read_local(self) -> Optional[int]:
      return self._last
  
file_path: neptune-client/src/neptune/internal/utils/sync_offset_file.py
imports: from pathlib import Path
  from typing import Optional
label_desc: Use image node_id 4 for calling the SyncOffsetFile obj's underlying member method code with example usage: obj.read_local() and returns: self