formatDate(1, TimeUnit.HOURS)!!,
          ),
        body = "ABC.1",
      ),
    )
    server.enqueue(
      MockResponse(
        headers =
          headersOf(
            "Last-Modified",
            formatDate(-1, TimeUnit.HOURS)!!,
            "Expires",
            formatDate(1, TimeUnit.HOURS)!!,
          ),
        body = "ABC.2",
      ),
    )
    client =
      client

* to reach users: донести до пользователей (or `привлечь внимание пользователей` in the promotion context)
* body (meaning HTTP request body): тело запроса
* body (meaning HTTP response body): тело ответа
* body parameter : body-параметр (or `параметр тела запроса`)
* validate: валидировать (or `выполнить валидацию`)
* requirements (meaning dependencies): зависимости

<img src="/img/tutorial/response-status-code/image01.png">

/// note

Some response codes (see the next section) indicate that the response does not have a body.

FastAPI knows this, and will produce OpenAPI docs that state there is no response body.

///

## About HTTP status codes { #about-http-status-codes }

/// note

If you already know what HTTP status codes are, skip to the next section.

///

   * body. This was misleading for tracing because it was too early.
   */
  open fun responseBodyStart(call: Call) {
  }

  /**
   * Invoked immediately after receiving a response body and completing reading it.
   *
   * Will only be invoked for requests having a response body e.g. won't be invoked for a web socket
   * upgrade.
   *

		name         string
		statusCode   int
		body         string
		contentType  string
		expectStatus int
	}{
		{
			name:         "Success 206 Partial Content",
			statusCode:   206,
			body:         "partial-object-data",
			contentType:  "text/plain",
			expectStatus: 206,
		},
		{
			name:         "Success 200 OK",
			statusCode:   200,
			body:         "full-object-data",

  val chunkSizes: List<Int>
  val bodySize: Long
  val body: Buffer
  val sequenceNumber: Int
  val failure: IOException?
  val method: String?
  val path: String?
  val handshake: Handshake?
  val requestUrl: HttpUrl?

  @get:JvmName("-deprecated_utf8Body")
  @Deprecated(
    message = "Use body.readUtf8()",
    replaceWith = ReplaceWith("body.readUtf8()"),
    level = DeprecationLevel.ERROR,
  )

	}
	if err != nil {
		return n, err
	}
	return n, err
}

// Size returns the body size if the currently read object
func (r *RequestRecorder) Size() int {
	return r.bytesRead
}

// Data returns the bytes that were recorded.
func (r *RequestRecorder) Data() []byte {
	// If body logging is enabled then we return the actual body
	if r.LogBody {
		return r.buf.Bytes()
	}
	// ... otherwise we return <BLOB> placeholder

from fastapi import APIRouter, Body

router = APIRouter()


@router.post("/compute/")
def compute(a: int = Body(), b: str = Body()):

It includes:

* `Query()`
* `Path()`
* `Body()`
* `Cookie()`
* `Header()`
* `Form()`
* `File()`

You can import them all directly from `fastapi`:

```python
from fastapi import Body, Cookie, File, Form, Header, Path, Query
```

::: fastapi.Query

::: fastapi.Path

::: fastapi.Body

::: fastapi.Cookie

::: fastapi.Header

::: fastapi.Form

    assert response.json() == {
        "detail": [
            {
                "loc": ["body", "name"],
                "input": {},
                "msg": "Field required",
                "type": "missing",
            },
            {
                "loc": ["body", "price"],
                "input": {},
                "msg": "Field required",
                "type": "missing",
            },