from typing import Optional from pydantic import BaseModel, EmailStr class UserBase(BaseModel): email: Optional[EmailStr] = None full_name: Optional[str] = None is_active: Optional[bool] = True is_admin: bool = False class UserCreate(UserBase): email: EmailStr password: str class UserUpdate(UserBase): password: Optional[str] = None class UserInDBBase(UserBase): id: Optional[int] = None balance: float = 0.0 class Config: from_attributes = True class User(UserInDBBase): pass class UserInDB(UserInDBBase): hashed_password: str