from __future__ import annotations
from enum import Enum

__NAMESPACE__ = "http://www.netex.org.uk/netex"


class AirSubmodeEnumeration(Enum):
    UNKNOWN = 'unknown'
    UNDEFINED = 'undefined'
    INTERNATIONAL_FLIGHT = 'internationalFlight'
    DOMESTIC_FLIGHT = 'domesticFlight'
    INTERCONTINENTAL_FLIGHT = 'intercontinentalFlight'
    DOMESTIC_SCHEDULED_FLIGHT = 'domesticScheduledFlight'
    SHUTTLE_FLIGHT = 'shuttleFlight'
    INTERCONTINENTAL_CHARTER_FLIGHT = 'intercontinentalCharterFlight'
    INTERNATIONAL_CHARTER_FLIGHT = 'internationalCharterFlight'
    ROUND_TRIP_CHARTER_FLIGHT = 'roundTripCharterFlight'
    SIGHTSEEING_FLIGHT = 'sightseeingFlight'
    HELICOPTER_SERVICE = 'helicopterService'
    DOMESTIC_CHARTER_FLIGHT = 'domesticCharterFlight'
    SCHENGEN_AREA_FLIGHT = 'SchengenAreaFlight'
    AIRSHIP_SERVICE = 'airshipService'
    SHORT_HAUL_INTERNATIONAL_FLIGHT = 'shortHaulInternationalFlight'