def METHOD_NAME():
    '''Guess the GDB port on Windows platforms.'''
    if not MISSING_REQUIREMENTS:
        bmp_ports = []
        for port in serial.tools.list_ports.comports():
            if port.vid == BMP_GDB_VID and port.pid == BMP_GDB_PID:
                bmp_ports.append(port.device)
        if bmp_ports:
            return sorted(bmp_ports)[0]
    return 'COM1'