def fake_save_user(user_in: UserIn):
    hashed_password = fake_password_hasher(user_in.password)
    user_in_db = UserInDB(**user_in.model_dump(), hashed_password=hashed_password)
    print("User saved! ..not really")
    return user_in_db


@app.post("/user/", response_model=UserOut)
async def create_user(user_in: UserIn):
    user_saved = fake_save_user(user_in)

def fake_save_user(user_in: UserIn):
    hashed_password = fake_password_hasher(user_in.password)
    user_in_db = UserInDB(**user_in.model_dump(), hashed_password=hashed_password)
    print("User saved! ..not really")
    return user_in_db


@app.post("/user/", response_model=UserOut)
async def create_user(user_in: UserIn):
    user_saved = fake_save_user(user_in)

def fake_save_user(user_in: UserIn):
    hashed_password = fake_password_hasher(user_in.password)
    user_in_db = UserInDB(**user_in.model_dump(), hashed_password=hashed_password)
    print("User saved! ..not really")
    return user_in_db


@app.post("/user/", response_model=UserOut)
async def create_user(user_in: UserIn):
    user_saved = fake_save_user(user_in)

def fake_save_user(user_in: UserIn):
    hashed_password = fake_password_hasher(user_in.password)
    user_in_db = UserInDB(**user_in.model_dump(), hashed_password=hashed_password)
    print("User saved! ..not really")
    return user_in_db


@app.post("/user/", response_model=UserOut)
async def create_user(user_in: UserIn):
    user_saved = fake_save_user(user_in)

    email = user_dict["email"],
    full_name = user_dict["full_name"],
    hashed_password = hashed_password,
)
```

/// warning

The supporting additional functions `fake_password_hasher` and `fake_save_user` are just to demo a possible flow of the data, but they of course are not providing any real security.

///

## Reduce duplication { #reduce-duplication }

    full_name = user_dict["full_name"],
    hashed_password = hashed_password,
)
```

/// warning | Advertencia

Las funciones adicionales de soporte `fake_password_hasher` y `fake_save_user` son solo para demostrar un posible flujo de datos, pero por supuesto no proporcionan ninguna seguridad real.

///

## Reducir duplicación { #reduce-duplication }

    full_name = user_dict["full_name"],
    hashed_password = hashed_password,
)
```

/// warning | Achtung

Die unterstützenden zusätzlichen Funktionen `fake_password_hasher` und `fake_save_user` dienen nur zur Demo eines möglichen Datenflusses, bieten jedoch natürlich keine echte Sicherheit.

///

## Verdopplung vermeiden { #reduce-duplication }

    email = user_dict["email"],
    full_name = user_dict["full_name"],
    hashed_password = hashed_password,
)
```

/// warning | Atenção

As funções adicionais de suporte `fake_password_hasher` e `fake_save_user` servem apenas para demonstrar um fluxo possível dos dados, mas é claro que elas não fornecem segurança real.

///

## Reduzir duplicação { #reduce-duplication }

    email = user_dict["email"],
    full_name = user_dict["full_name"],
    hashed_password = hashed_password,
)
```

/// warning | 경고

추가적으로 제공된 함수 `fake_password_hasher`와 `fake_save_user`는 데이터 흐름을 시연하기 위한 예제일 뿐이며, 실제 보안을 제공하지 않습니다.

///

## 중복 줄이기

코드 중복을 줄이는 것은 **FastAPI**의 핵심 아이디어 중 하나입니다.

코드 중복은 버그, 보안 문제, 코드 비동기화 문제(한 곳은 업데이트되었지만 다른 곳은 업데이트되지 않는 문제) 등의 가능성을 증가시킵니다.