def METHOD_NAME(self):
    node = self._event.node
    if not self._save_dir.exists():
        self._save_dir.mkdir(parents=True, exist_ok=True)
    file_path = self._save_dir / Path(node)
    with open(file_path, "a+", encoding="utf-8") as event_writer:
        event_writer.write(str(self._event.line) + "\n")