How to use the carla.VehicleLightState function in carla

elif event.key == K_m:
                        self._control.manual_gear_shift = not self._control.manual_gear_shift
                        self._control.gear = world.player.get_control().gear
                        world.hud.notification('%s Transmission' %
                                               ('Manual' if self._control.manual_gear_shift else 'Automatic'))
                    elif self._control.manual_gear_shift and event.key == K_COMMA:
                        self._control.gear = max(-1, self._control.gear - 1)
                    elif self._control.manual_gear_shift and event.key == K_PERIOD:
                        self._control.gear = self._control.gear + 1
                    elif event.key == K_p and not pygame.key.get_mods() & KMOD_CTRL:
                        self._autopilot_enabled = not self._autopilot_enabled
                        # world.player.set_autopilot(self._autopilot_enabled)
                        world.hud.notification(
                            'Autopilot %s' % ('On' if self._autopilot_enabled else 'Off'))
                    elif event.key == K_l and pygame.key.get_mods() & KMOD_CTRL:
                        current_lights ^= carla.VehicleLightState.Special1
                    elif event.key == K_l and pygame.key.get_mods() & KMOD_SHIFT:
                        current_lights ^= carla.VehicleLightState.HighBeam
                    elif event.key == K_l:
                        # Use 'L' key to switch between lights:
                        # closed -> position -> low beam -> fog
                        if not self._lights & carla.VehicleLightState.Position:
                            world.hud.notification("Position lights")
                            current_lights |= carla.VehicleLightState.Position
                        else:
                            world.hud.notification("Low beam lights")
                            current_lights |= carla.VehicleLightState.LowBeam
                        if self._lights & carla.VehicleLightState.LowBeam:
                            world.hud.notification("Fog lights")
                            current_lights |= carla.VehicleLightState.Fog
                        if self._lights & carla.VehicleLightState.Fog:
                            world.hud.notification("Lights off")

world.hud.notification("Low beam lights")
                            current_lights |= carla.VehicleLightState.LowBeam
                        if self._lights & carla.VehicleLightState.LowBeam:
                            world.hud.notification("Fog lights")
                            current_lights |= carla.VehicleLightState.Fog
                        if self._lights & carla.VehicleLightState.Fog:
                            world.hud.notification("Lights off")
                            current_lights ^= carla.VehicleLightState.Position
                            current_lights ^= carla.VehicleLightState.LowBeam
                            current_lights ^= carla.VehicleLightState.Fog
                    elif event.key == K_i:
                        current_lights ^= carla.VehicleLightState.Interior
                    elif event.key == K_z:
                        current_lights ^= carla.VehicleLightState.LeftBlinker
                    elif event.key == K_x:
                        current_lights ^= carla.VehicleLightState.RightBlinker

        if not self._autopilot_enabled:
            if isinstance(self._control, carla.VehicleControl):
                
                self._parse_vehicle_keys(pygame.key.get_pressed(), clock.get_time())
                
                self._control.reverse = self._control.gear < 0
                # Set automatic control-related vehicle lights
                if self._control.brake:
                    current_lights |= carla.VehicleLightState.Brake
                else: # Remove the Brake flag
                    current_lights &= carla.VehicleLightState.All ^ carla.VehicleLightState.Brake
                if self._control.reverse:
                    current_lights |= carla.VehicleLightState.Reverse
                else: # Remove the Reverse flag
                    current_lights &= carla.VehicleLightState.All ^ carla.VehicleLightState.Reverse

def parse_vehicle_lights(info):
    """
    Parses a list into a carla.VehicleLightState

    Args:
        info (list): list corresponding to a row of the recorder
    """
    srt_to_vlight = {
        "None": carla.VehicleLightState.NONE,
        "Position": carla.VehicleLightState.Position,
        "LowBeam": carla.VehicleLightState.LowBeam,
        "HighBeam": carla.VehicleLightState.HighBeam,
        "Brake": carla.VehicleLightState.Brake,
        "RightBlinker": carla.VehicleLightState.RightBlinker,
        "LeftBlinker": carla.VehicleLightState.LeftBlinker,
        "Reverse": carla.VehicleLightState.Reverse,
        "Fog": carla.VehicleLightState.Fog,
        "Interior": carla.VehicleLightState.Interior,
        "Special1": carla.VehicleLightState.Special1,
        "Special2": carla.VehicleLightState.Special2,
    }

    lights = []
    for i in range(2, len(info)):
        lights.append(srt_to_vlight[info[i]])

    return lights

elif event.key == K_i:
                        current_lights ^= carla.VehicleLightState.Interior
                    elif event.key == K_z:
                        current_lights ^= carla.VehicleLightState.LeftBlinker
                    elif event.key == K_x:
                        current_lights ^= carla.VehicleLightState.RightBlinker

        if not self._autopilot_enabled:
            if isinstance(self._control, carla.VehicleControl):
                
                self._parse_vehicle_keys(pygame.key.get_pressed(), clock.get_time())
                
                self._control.reverse = self._control.gear < 0
                # Set automatic control-related vehicle lights
                if self._control.brake:
                    current_lights |= carla.VehicleLightState.Brake
                else: # Remove the Brake flag
                    current_lights &= carla.VehicleLightState.All ^ carla.VehicleLightState.Brake
                if self._control.reverse:
                    current_lights |= carla.VehicleLightState.Reverse
                else: # Remove the Reverse flag
                    current_lights &= carla.VehicleLightState.All ^ carla.VehicleLightState.Reverse
                if current_lights != self._lights: # Change the light state only if necessary
                    self._lights = current_lights
                    world.player.set_light_state(carla.VehicleLightState(self._lights))
                
            elif isinstance(self._control, carla.WalkerControl):
                self._parse_walker_keys(pygame.key.get_pressed(), clock.get_time(), world)

            world.player.apply_control(self._control)

Parses a list into a carla.VehicleLightState

    Args:
        info (list): list corresponding to a row of the recorder
    """
    srt_to_vlight = {
        "None": carla.VehicleLightState.NONE,
        "Position": carla.VehicleLightState.Position,
        "LowBeam": carla.VehicleLightState.LowBeam,
        "HighBeam": carla.VehicleLightState.HighBeam,
        "Brake": carla.VehicleLightState.Brake,
        "RightBlinker": carla.VehicleLightState.RightBlinker,
        "LeftBlinker": carla.VehicleLightState.LeftBlinker,
        "Reverse": carla.VehicleLightState.Reverse,
        "Fog": carla.VehicleLightState.Fog,
        "Interior": carla.VehicleLightState.Interior,
        "Special1": carla.VehicleLightState.Special1,
        "Special2": carla.VehicleLightState.Special2,
    }

    lights = []
    for i in range(2, len(info)):
        lights.append(srt_to_vlight[info[i]])

    return lights

"""
    Parses a list into a carla.VehicleLightState

    Args:
        info (list): list corresponding to a row of the recorder
    """
    srt_to_vlight = {
        "None": carla.VehicleLightState.NONE,
        "Position": carla.VehicleLightState.Position,
        "LowBeam": carla.VehicleLightState.LowBeam,
        "HighBeam": carla.VehicleLightState.HighBeam,
        "Brake": carla.VehicleLightState.Brake,
        "RightBlinker": carla.VehicleLightState.RightBlinker,
        "LeftBlinker": carla.VehicleLightState.LeftBlinker,
        "Reverse": carla.VehicleLightState.Reverse,
        "Fog": carla.VehicleLightState.Fog,
        "Interior": carla.VehicleLightState.Interior,
        "Special1": carla.VehicleLightState.Special1,
        "Special2": carla.VehicleLightState.Special2,
    }

    lights = []
    for i in range(2, len(info)):
        lights.append(srt_to_vlight[info[i]])

    return lights

def parse_vehicle_lights(info):
    """
    Parses a list into a carla.VehicleLightState

    Args:
        info (list): list corresponding to a row of the recorder
    """
    srt_to_vlight = {
        "None": carla.VehicleLightState.NONE,
        "Position": carla.VehicleLightState.Position,
        "LowBeam": carla.VehicleLightState.LowBeam,
        "HighBeam": carla.VehicleLightState.HighBeam,
        "Brake": carla.VehicleLightState.Brake,
        "RightBlinker": carla.VehicleLightState.RightBlinker,
        "LeftBlinker": carla.VehicleLightState.LeftBlinker,
        "Reverse": carla.VehicleLightState.Reverse,
        "Fog": carla.VehicleLightState.Fog,
        "Interior": carla.VehicleLightState.Interior,
        "Special1": carla.VehicleLightState.Special1,
        "Special2": carla.VehicleLightState.Special2,
    }

    lights = []
    for i in range(2, len(info)):
        lights.append(srt_to_vlight[info[i]])

def parse_vehicle_lights(info):
    """
    Parses a list into a carla.VehicleLightState

    Args:
        info (list): list corresponding to a row of the recorder
    """
    srt_to_vlight = {
        "None": carla.VehicleLightState.NONE,
        "Position": carla.VehicleLightState.Position,
        "LowBeam": carla.VehicleLightState.LowBeam,
        "HighBeam": carla.VehicleLightState.HighBeam,
        "Brake": carla.VehicleLightState.Brake,
        "RightBlinker": carla.VehicleLightState.RightBlinker,
        "LeftBlinker": carla.VehicleLightState.LeftBlinker,
        "Reverse": carla.VehicleLightState.Reverse,
        "Fog": carla.VehicleLightState.Fog,
        "Interior": carla.VehicleLightState.Interior,
        "Special1": carla.VehicleLightState.Special1,
        "Special2": carla.VehicleLightState.Special2,
    }

    lights = []
    for i in range(2, len(info)):
        lights.append(srt_to_vlight[info[i]])

    return lights

Args:
        info (list): list corresponding to a row of the recorder
    """
    srt_to_vlight = {
        "None": carla.VehicleLightState.NONE,
        "Position": carla.VehicleLightState.Position,
        "LowBeam": carla.VehicleLightState.LowBeam,
        "HighBeam": carla.VehicleLightState.HighBeam,
        "Brake": carla.VehicleLightState.Brake,
        "RightBlinker": carla.VehicleLightState.RightBlinker,
        "LeftBlinker": carla.VehicleLightState.LeftBlinker,
        "Reverse": carla.VehicleLightState.Reverse,
        "Fog": carla.VehicleLightState.Fog,
        "Interior": carla.VehicleLightState.Interior,
        "Special1": carla.VehicleLightState.Special1,
        "Special2": carla.VehicleLightState.Special2,
    }

    lights = []
    for i in range(2, len(info)):
        lights.append(srt_to_vlight[info[i]])

    return lights

def __init__(self, world, start_in_autopilot):
        self._autopilot_enabled = start_in_autopilot
        if isinstance(world.player, carla.Vehicle):
            self._control = carla.VehicleControl()
            self._lights = carla.VehicleLightState.NONE
            # world.player.set_autopilot(self._autopilot_enabled)
            world.player.set_light_state(self._lights)
        elif isinstance(world.player, carla.Walker):
            self._control = carla.WalkerControl()
            self._autopilot_enabled = False
            self._rotation = world.player.get_transform().rotation
        else:
            raise NotImplementedError("Actor type not supported")
        self._steer_cache = 0.0
        world.hud.notification("Press 'H' or '?' for help.", seconds=4.0)