{!> ../../docs_src/query_params_str_validations/tutorial006b.py!}
```

////

/// info | "Дополнительная информация"

Если вы ранее не сталкивались с `...`: это специальное значение, <a href="https://docs.python.org/3/library/constants.html#Ellipsis" class="external-link" target="_blank">часть языка Python и называется "Ellipsis"</a>.

Используется в Pydantic и FastAPI для определения, что значение требуется обязательно.

///

아래와 비슷한 것을 보게 될 것입니다:

```JSON
{"item_id": 5, "q": "somequery"}
```

## 인터랙티브 API 문서

이제 여러분은 <a href="http://192.168.99.100/docs" class="external-link" target="_blank">http://192.168.99.100/docs</a> 또는 <a href="http://127.0.0.1/docs" class="external-link" target="_blank">http://127.0.0.1/docs</a>로 이동할 수 있습니다(또는, 여러분의 도커 호스트를 이용할 수 있습니다).

func (db *DB) Update(column string, value interface{}) (tx *DB) {
	tx = db.getInstance()
	tx.Statement.Dest = map[string]interface{}{column: value}
	return tx.callbacks.Update().Execute(tx)
}

// Updates updates attributes using callbacks. values must be a struct or map. Reference: https://gorm.io/docs/update.html#Update-Changed-Fields

		return
	}

	// Content-Md5 is required should be set
	// http://docs.aws.amazon.com/AmazonS3/latest/API/multiobjectdeleteapi.html
	if _, ok := r.Header[xhttp.ContentMD5]; !ok {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentMD5), r.URL)
		return
	}

	// Content-Length is required and should be non-zero
	// http://docs.aws.amazon.com/AmazonS3/latest/API/multiobjectdeleteapi.html
	if r.ContentLength <= 0 {

* **Sitzungs- und Cookie**-Unterstützung.
* 100 % Testabdeckung.
* 100 % Typen annotierte Codebasis.

## Pydantic's Merkmale

**FastAPI** ist vollkommen kompatibel (und basiert auf) <a href="https://docs.pydantic.dev/" class="external-link" target="_blank"><strong>Pydantic</strong></a>. Das bedeutet, wenn Sie eigenen Pydantic Quellcode haben, funktioniert der.

* Obsługa **sesji i ciasteczek**.
* 100% pokrycie testami.
* 100% adnotacji typów.

## Cechy Pydantic

**FastAPI** jest w pełni kompatybilny z (oraz bazuje na) <a href="https://docs.pydantic.dev/" class="external-link" target="_blank"><strong>Pydantic</strong></a>. Tak więc każdy dodatkowy kod Pydantic, który posiadasz, również będzie działał.

* **Session and Cookie** desteği.
* 100% test kapsayıcılığı.
* 100% typeları belirtilmiş codebase.

## Pydantic özellikleri

**FastAPI** ile <a href="https://docs.pydantic.dev/" class="external-link" target="_blank"><strong>Pydantic</strong></a> tamamiyle uyumlu ve üzerine kurulu. Yani FastAPI üzerine ekleme yapacağınız herhangi bir Pydantic kodu da çalışacaktır.

/// warning

These are technical details that you might skip if it's not important for you now.

///

`RequestValidationError` is a sub-class of Pydantic's <a href="https://docs.pydantic.dev/latest/concepts/models/#error-handling" class="external-link" target="_blank">`ValidationError`</a>.

/**
 * A {@link Closeable} that collects {@code Closeable} resources and closes them all when it is
 * {@linkplain #close closed}. This was intended to approximately emulate the behavior of Java 7's
 * <a href="http://docs.oracle.com/javase/tutorial/essential/exceptions/tryResourceClose.html"
 * >try-with-resources</a> statement in JDK6-compatible code. Code using this should be

* 100% van de code is getest.
* 100% type geannoteerde codebase.

## Pydantic functionaliteit

**FastAPI** is volledig verenigbaar met (en gebaseerd op) Pydantic. Dus alle extra <a href="https://docs.pydantic.dev/" class="external-link" target="_blank"><strong>Pydantic</strong></a> code die je nog hebt werkt ook.