from typing import List from fastapi import Body from pydantic import BaseModel class LoginIn(BaseModel): username: str = Body(..., example="long2ice") password: str = Body(..., example="123456") class BulkIn(BaseModel): pk_list: List = Body(..., example=[1, 2, 3]) class UpdatePasswordIn(BaseModel): old_password: str new_password: str confirm_password: str