"description": "A very nice Item",
            "price": 35.4,
            "tax": 3.2,
            "tags": ["foo", "bar", "foo"],
            "image": {"url": "http://example.com/image.png", "name": "example image"},
        },
    )
    assert response.status_code == 200, response.text
    assert response.json() == {
        "item_id": 123,
        "item": {
            "name": "Foo",

app = FastAPI()


class Item(BaseModel):
    name: str
    description: str | None = Field(
        default=None, title="The description of the item", max_length=300
    )
    price: float = Field(gt=0, description="The price must be greater than zero")
    tax: float | None = None


@app.put("/items/{item_id}")
async def update_item(item_id: int, item: Annotated[Item, Body(embed=True)]):

    /**
     * @throws Exception
     */
    @Test
    public void test() throws Exception {
        final ConverterRuntimeException e = new ConverterRuntimeException("hoge", "xxx", new RuntimeException("cause"));
        System.out.println(e.getMessage());
        assertThat(e.getPropertyName(), is("hoge"));
        assertThat(e.getValue(), is((Object) "xxx"));
        assertThat(e.getCause().getMessage(), is("cause"));
    }

  Documentation
  -------------

  The most up-to-date documentation can be found at https://maven.apache.org/.

  Release Notes
  -------------

  The full list of changes, system requirements and related can be found at https://maven.apache.org/docs/history.html.

  Installing Maven
  ----------------

  For complete documentation see https://maven.apache.org/download.html#Installation

app = FastAPI()


class Item(BaseModel):
    name: str

    description: Annotated[
        Optional[str], WithJsonSchema({"type": ["string", "null"]})
    ] = None

    model_config = {
        "json_schema_extra": {
            "x-something-internal": {"level": 4},
        }
    }


@app.get("/foo", response_model=Item)
def foo():
    return {"name": "Foo item"}

from fastapi import FastAPI
from pydantic import BaseModel


class Item(BaseModel):
    name: str
    description: str | None = None
    price: float
    tax: float | None = None


app = FastAPI()


@app.post("/items/")
async def create_item(item: Item):
    item_dict = item.model_dump()
    if item.tax is not None:
        price_with_tax = item.price + item.tax
        item_dict.update({"price_with_tax": price_with_tax})

			labels := map[string]string{}
			ts := hm.CPU.TimesStat
			if ts != nil {
				tot := ts.User + ts.System + ts.Idle + ts.Iowait + ts.Nice + ts.Steal
				cpuUserVal := math.Round(ts.User/tot*100*100) / 100
				updateResourceMetrics(cpuSubsystem, cpuUser, cpuUserVal, labels, false)
				cpuSystemVal := math.Round(ts.System/tot*100*100) / 100
				updateResourceMetrics(cpuSubsystem, cpuSystem, cpuSystemVal, labels, false)

    )
    assert response.status_code == 200, response.text
    assert response.json() == {
        "item_id": 123,
        "item": {
            "name": "Foo",
            "description": "A very nice Item",
            "price": 35.4,
            "tax": 3.2,
            "tags": IsList("foo", "bar", check_order=False),
            "images": [
                {"url": "http://example.com/image.png", "name": "example image"}
            ],

# ---------------
constraints.AssertFalse.message = {item}는 false여야 합니다.
constraints.AssertTrue.message = {item}는 true여야 합니다.
constraints.DecimalMax.message = {item}는 {value}보다 작아야 합니다.
constraints.DecimalMin.message = {item}는 {value}보다 커야 합니다.
constraints.Digits.message = {item}는 숫자여야 합니다. (기대값: <숫자>.<숫자>)
constraints.Future.message = {item}는 미래의 값이어야 합니다.
constraints.Max.message = {item}는 {value} 이하여야 합니다.

from fastapi import FastAPI
from pydantic import BaseModel


class Item(BaseModel):
    name: str
    description: Optional[str] = None


app = FastAPI()


@app.post("/items/")
def create_item(item: Item):
    return item


@app.get("/items/")
def read_items() -> list[Item]:
    return [
        Item(
            name="Portal Gun",