def set_output_flow_control(self, enable=True):
        if not self.is_open:
            raise portNotOpenError
        if enable:
            win32.EscapeCommFunction(self._port_handle, win32.SETXON)
        else:
            win32.EscapeCommFunction(self._port_handle, win32.SETXOFF)
Manually control flow - when software flow control is enabled.
dataset/ETHPy150Open pyserial/pyserial/serial/serialwin32.py/Serial.set_output_flow_control