Method _ensure_session_id

examples/memory/file_session.py:31–40

(self)

        self._dir.mkdir(parents=True, exist_ok=True)

    async def _ensure_session_id(self) -> str:
        if not self.session_id:
            timestamp = datetime.now().strftime("%Y%m%d%H%M%S")
            # Prefix with wall-clock time so recent sessions are easy to spot on disk.
            self.session_id = f"{timestamp}-{uuid4().hex[:12]}"
        await asyncio.to_thread(self._dir.mkdir, parents=True, exist_ok=True)
        file_path = self._items_path(self.session_id)
        if not file_path.exists():
            await asyncio.to_thread(file_path.write_text, "[]", encoding="utf-8")
        return self.session_id

    async def get_session_id(self) -> str:
        """Return the session id, creating one if needed."""