from pydantic import BaseModel, Field from typing import Optional from datetime import datetime from uuid import UUID class AppleBase(BaseModel): name: str = Field(..., description="Name of the apple") class AppleCreate(AppleBase): pass class AppleUpdate(AppleBase): name: Optional[str] = Field(None, description="Name of the apple") class AppleSchema(AppleBase): id: UUID created_at: datetime updated_at: datetime class Config: orm_mode = True