form, that is based on (or derived from) the Work and for which the
      editorial revisions, annotations, elaborations, or other modifications
      represent, as a whole, an original work of authorship. For the purposes
      of this License, Derivative Works shall not include works that remain
      separable from, or merely link (or bind by name) to the interfaces of,

## 示例升级

现在修改 `main.py` 文件来从 `PUT` 请求中接收请求体。

我们借助 Pydantic 来使用标准的 Python 类型声明请求体。

```Python hl_lines="4  9-12  25-27"
from typing import Union

from fastapi import FastAPI
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    price: float
    is_offer: Union[bool, None] = None


@app.get("/")

import org.opensearch.transport.client.Client;

/**
 * The BadWordSettings class manages the settings related to bad words.
 * It allows adding, deleting, and retrieving bad words from the settings.
 * It also supports loading default bad words from a file.
 */
public class BadWordSettings {
    private static final Logger logger = LogManager.getLogger(BadWordSettings.class);

    /** Key for bad word settings. */

        // Arrange - use a real cause so message is derived from cause.toString()
        Throwable cause = new IllegalStateException("proto mismatch");
        String expectedMessage = cause.toString();

        // Act
        SMBProtocolDowngradeException ex = new SMBProtocolDowngradeException(cause);

        // Assert - cause preserved, message derived from cause
        assertSame(cause, ex.getCause());

  /**
   * Writes `other` into this. If any setting is populated by this and `other`, the
   * value and flags from `other` will be kept.
   */
  fun merge(other: Settings) {
    for (i in 0 until COUNT) {
      if (!other.isSet(i)) continue
      set(i, other[i])
    }
  }

  companion object {
    /**
     * From the HTTP/2 specs, the default initial window size for all streams is 64 KiB. (Chrome 25
     * uses 10 MiB).

from pydantic.v1 import BaseSettings


class Settings(BaseSettings):
    app_name: str = "Awesome API"
    admin_email: str
    items_per_user: int = 50

    class Config:

  }

  /**
   * Returns an immutable array containing all the values from {@code stream}, in order.
   *
   * @since 33.4.0 (but since 22.0 in the JRE flavor)
   */
  @IgnoreJRERequirement // Users will use this only if they're already using streams.
  public static ImmutableLongArray copyOf(LongStream stream) {
    // Note this uses very different growth behavior from copyOf(Iterable) and the builder.
    long[] array = stream.toArray();

  opts->opts.validate_colocation_constraints = enable;
}

// Load a Pluggable Device library.
// On success, returns the handle to library in result and return OK from the
// function. Otherwise return nullptr in result and error Status from the
// function.
//
// If `library_filename` has already been loaded, we return a cached handle.
// Device and Kernels/Ops are registered as globals when a library is loaded

{* ../../docs_src/response_headers/tutorial001_py39.py hl[10:12] *}

/// note | Detalles Técnicos

También podrías usar `from starlette.responses import Response` o `from starlette.responses import JSONResponse`.

import importlib

import pytest
from fastapi.testclient import TestClient

from ...utils import needs_py310


@pytest.fixture(
    name="client",
    params=[
        "tutorial001_py39",
        pytest.param("tutorial001_py310", marks=needs_py310),
    ],
)
def get_client(request: pytest.FixtureRequest):
    mod = importlib.import_module(f"docs_src.body_updates.{request.param}")

    client = TestClient(mod.app)