from typing import Optional from pydantic import BaseModel class CreateVehicle(BaseModel): Model: str Year: int LicensePlate: str Mileage: int Capacity: int Type: str class OutputVehicle(BaseModel): Id: int Model: str Year: int LicensePlate: str Mileage: int CurrentLocation: Optional[list[str]] = None Fuel: Optional[int] = 0 Type: str DriverHistory: Optional[list[int]] = None AssignedDriver: Optional[int] = None Capacity: int Status: str class UpdateVehicle(BaseModel): Mileage: int Status: str class VehicleLocation(BaseModel): CurrentLocation: list[str]