Method margin_stream_close

binance/async_client.py:1452–1464

(self, listenKey)

    margin_stream_keepalive.__doc__ = Client.margin_stream_keepalive.__doc__

    async def margin_stream_close(self, listenKey):
        warnings.warn(
            "DELETE /sapi/v1/userDataStream is deprecated and will be removed on 2026-02-20. "
            "Use the WebSocket API subscription method instead (create listenToken via POST /sapi/v1/userListenToken, "
            "then subscribe with userDataStream.subscribe.listenToken). "
            "The margin_socket() method now uses WebSocket API by default.",
            DeprecationWarning,
            stacklevel=2
        )
        params = {"listenKey": listenKey}
        return await self._request_margin_api(
            "delete", "userDataStream", signed=False, data=params
        )

    async def margin_create_listen_token(self, symbol: Optional[str] = None, is_isolated: bool = False, validity: Optional[int] = None):
        """Create a listenToken for margin account user data stream