LED control menu

[wavic]

Try to change Lightcontrol(MenuOption) to Lightcontrol()

menu = Menu(
    structure={
            'Power Options': {
                'Reboot':GraphSysReboot(),
                'Shutdown':GraphSysShutdown(),
                },
            'Aquarium': {
                'Lighting': {
                    'Control': Lightcontrol(), # here
                    }
                },
        'Clock': Clock(backlight),
        'Status': {
            'IP': IPAddress(),
            'CPU': GraphCPU(backlight),
            'Temp': GraphTemp()
        },
        'Settings': {
            'Display': {
                'Contrast': Contrast(lcd),
                'Backlight': Backlight(backlight)
            }
        }
    },
    lcd=lcd,
    idle_timeout=30,
    input_handler=Text())

You don't have to pass the parent class when you initialise the child.