@require_connection
    def send(self, msg):
        self.io.send(msg)
Set terminal status line: Request To Send
dataset/ETHPy150Open abourget/pyramid_socketio/pyramid_socketio/io.py/SocketIOContext.send--crossover with--dataset/ETHPy150Open pyserial/pyserial/serial/serialwin32.py/Serial._update_rts_state