@app.get("/orjson_non_str_keys")
def get_orjson_non_str_keys():
    key = quoted_name(value="msg", quote=False)
    return {key: "Hello World", 1: 1}


client = TestClient(app)


def test_orjson_non_str_keys():
    with client:
        response = client.get("/orjson_non_str_keys")

///

This will let **FastAPI** know that this parameter is required.

### Required, can be `None`

You can declare that a parameter can accept `None`, but that it's still required. This would force clients to send a value, even if the value is `None`.

To do that, you can declare that `None` is a valid type but still use `...` as the default:

//// tab | Python 3.10+

```Python hl_lines="9"

import org.codelibs.core.timer.TimeoutTask;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.crawler.builder.RequestDataBuilder;
import org.codelibs.fess.crawler.client.AbstractCrawlerClient;
import org.codelibs.fess.crawler.client.AccessTimeoutTarget;
import org.codelibs.fess.crawler.entity.RequestData;
import org.codelibs.fess.crawler.entity.ResponseData;
import org.codelibs.fess.crawler.exception.ChildUrlsException;

    val proxySelector: ProxySelector = client.proxySelector
    val cookieJar: CookieJar = client.cookieJar
    val cache: Cache? = client.cache
    val socketFactory: SocketFactory = client.socketFactory
    val sslSocketFactory: SSLSocketFactory = client.sslSocketFactory
    val hostnameVerifier: HostnameVerifier = client.hostnameVerifier
    val certificatePinner: CertificatePinner = client.certificatePinner

from fastapi.testclient import TestClient

from docs_src.custom_response.tutorial009c import app

client = TestClient(app)


def test_get():
    response = client.get("/")

from fastapi.testclient import TestClient

from docs_src.custom_response.tutorial007 import app

client = TestClient(app)


def test_get():
    fake_content = b"some fake video bytes"
    response = client.get("/")

def test_schema():
    response = client.get("/openapi.json")
    assert response.status_code == status.HTTP_200_OK
    actual_schema = response.json()
    assert actual_schema == expected_schema


def test_get_invalid():
    response = client.get("/foo")
    assert response.status_code == status.HTTP_422_UNPROCESSABLE_ENTITY


def test_get_valid():
    response = client.get("/foo", params={"client_id": "bar"})

}

// PopHealStatusJSON - Called by heal-status API. It fetches the heal
// status results from global state and returns its JSON
// representation. The clientToken helps ensure there aren't
// conflicting clients fetching status.
func (ahs *allHealState) PopHealStatusJSON(hpath string,
	clientToken string) ([]byte, APIErrorCode,
) {
	// fetch heal state for given path
	h, exists := ahs.getHealSequence(hpath)
	if !exists {

        .code(401)
        .build(),
    )
    newEventSource()
    listener.assertFailure(null)
  }

  @Test
  fun fullCallTimeoutDoesNotApplyOnceConnected() {
    client =
      client.newBuilder()
        .callTimeout(250, TimeUnit.MILLISECONDS)
        .build()
    server.enqueue(
      MockResponse.Builder()
        .bodyDelay(500, TimeUnit.MILLISECONDS)

from docs_src.path_operation_configuration.tutorial002b import app

client = TestClient(app)


def test_get_items():
    response = client.get("/items/")
    assert response.status_code == 200, response.text
    assert response.json() == ["Portal gun", "Plumbus"]


def test_get_users():
    response = client.get("/users/")
    assert response.status_code == 200, response.text