langchain/tools/requests/tool.py/RequestsDeleteTool/_arun
class RequestsDeleteTool:    async def _arun(
        self,
        url: str,
        run_manager: Optional[AsyncCallbackManagerForToolRun] = None,
    ) -> str:
        """Run the tool asynchronously."""
        return await self.requests_wrapper.adelete(_clean_url(url))