class Aircraft:
def __init__(self, speed, altitude):
self.speed = speed
self.altitude = altitude
def move(self):
print(f”Aircraft is moving at {self.speed} mph and altitude {self.altitude} feet.”)
class Vehicle:
def __init__(self, fuel_level, dangerous_cargo):
self.fuel_level = fuel_level
self.dangerous_cargo = dangerous_cargo
def check_fuel_level(self):
if self.fuel_level < 2:
print(“Fuel level is low!”)
else:
print(“Fuel level is sufficient.”)
def check_dangerous_cargo(self):
if self.dangerous_cargo:
print(“Aircraft is carrying a dangerous cargo.”)
else:
print(“no danger.”)
class PassengerPlane(Aircraft, Vehicle):
def __init__(self, speed, altitude, fuel_level, dangerous_cargo, passenger_capacity):
super().__init__(speed, altitude)
super().__init__(fuel_level, dangerous_cargo)
self.passenger_capacity = passenger_capacity
def move(self):
super().move()
print(f”Passenger plane with {self.passenger_capacity} passengers on board.”)
def main():
speed = 500 # mph
altitude = 30000 # feet
fuel_level = 3.0 # tons (sufficient fuel)
dangerous_cargo = True # Yes, the aircraft is carrying dangerous cargo
passenger_capacity = 150
plane = PassengerPlane(speed, altitude, fuel_level, dangerous_cargo, passenger_capacity)
plane.move()
plane.check_fuel_level()
plane.check_dangerous_cargo()
if __name__ == “__main__”:
main()
AttributeError: 'PassengerPlane' object has no attribute 'fuel_level
(i can see passengerplane has ‘fuel_level’ attribute)