langchain/tools/google_places/tool.py/GooglePlacesTool/_arun
class GooglePlacesTool:    async def _arun(
        self,
        query: str,
        run_manager: Optional[AsyncCallbackManagerForToolRun] = None,
    ) -> str:
        """Use the tool asynchronously."""
        raise NotImplementedError("GooglePlacesRun does not support async")