.addEqualityGroup(
                named("foo").addPeers("bar", "baz"),
                named("bar").addPeers("foo"),
                named("baz").addPeers("foo"));
    try {
      tester.testEquals();
    } catch (AssertionFailedError e) {
      assertErrorMessage(e, "bar [group 1, item 2] must be Object#equals to baz [group 1, item 3]");
      return;
    }

                                            },
                                            {"name": "Bar", "price": "35.4"},
                                            {
                                                "name": "Baz",
                                                "price": "thirty five point four",
                                            },
                                        ],
                                    }

    tax: float = 10.5
    tags: list[str] = []


items = {
    "foo": {"name": "Foo", "price": 50.2},
    "bar": {"name": "Bar", "description": "The bartenders", "price": 62, "tax": 20.2},
    "baz": {"name": "Baz", "description": None, "price": 50.2, "tax": 10.5, "tags": []},
}


@app.get("/items/{item_id}", response_model=Item, response_model_exclude_unset=True)
async def read_item(item_id: str):

    tax: float = 10.5
    tags: list[str] = []


items = {
    "foo": {"name": "Foo", "price": 50.2},
    "bar": {"name": "Bar", "description": "The bartenders", "price": 62, "tax": 20.2},
    "baz": {"name": "Baz", "description": None, "price": 50.2, "tax": 10.5, "tags": []},
}


@app.get("/items/{item_id}", response_model=Item)
async def read_item(item_id: str):
    return items[item_id]

    assert response.json() == {"q": ["foo", "bar"]}


def test_multi_query_values():
    url = "/items/?q=baz&q=foobar"
    response = client.get(url)
    assert response.status_code == 200, response.text
    assert response.json() == {"q": ["baz", "foobar"]}


def test_openapi_schema():
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text

        (
            "/items/bar",
            {"name": "Bar", "description": "The bartenders", "price": 62, "tax": 20.2},
        ),
        (
            "/items/baz",
            {
                "name": "Baz",
                "description": None,
                "price": 50.2,
                "tax": 10.5,
                "tags": [],
            },
        ),
    ],
)

@app.get("/items/invalidlist", response_model=List[Item])
def get_invalidlist():
    return [
        {"name": "foo"},
        {"name": "bar", "price": "bar"},
        {"name": "baz", "price": "baz"},
    ]


client = TestClient(app)


def test_invalid():
    with pytest.raises(ResponseValidationError):
        client.get("/items/invalid")


def test_double_invalid():

Belki de öğrenme tarzınıza daha iyi uyduğu için başka kursları tercih edebilirsiniz.

Bazı kurs sağlayıcıları ✨ [**FastAPI destekçileridir**](../help-fastapi.md#sponsor-the-author){.internal-link target=_blank} ✨, bu FastAPI ve **ekosisteminin** sürekli ve sağlıklı bir şekilde **gelişmesini** sağlar.

    assert response.json() == {"q": ["foo", "bar"]}


@needs_py39
def test_multi_query_values(client: TestClient):
    url = "/items/?q=baz&q=foobar"
    response = client.get(url)
    assert response.status_code == 200, response.text
    assert response.json() == {"q": ["baz", "foobar"]}


@needs_py39
def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")

@app.get("/items/invalidlist", response_model=List[Item])
def get_invalidlist():
    return [
        {"name": "foo"},
        {"name": "bar", "price": "bar"},
        {"name": "baz", "price": "baz"},
    ]


client = TestClient(app)


def test_invalid():
    with pytest.raises(ResponseValidationError):
        client.get("/items/invalid")


def test_invalid_none():