// Valid object and bucket names but non-existent bucket.
		5: {bucketName: "abc", objName: "def", inputData: []byte(""), expectedError: BucketNotFound{Bucket: "abc"}},

		// Input to replicate Md5 mismatch.
		6: {
			bucketName: bucket, objName: object, inputData: []byte(""),
			inputMeta:     map[string]string{"etag": "d41d8cd98f00b204e9800998ecf8427f"},

                      return "value 2";
                    }),
            executor);
    ClosingFuture<String> step3 =
        step2.transform(
            (DeferredCloser closer, String input) -> {
              closer.eventuallyClose(closeable3, closingExecutor);
              return "value 3";
            },
            executor);
    Waiter step4Waiter = new Waiter();
    ClosingFuture<String> step4 =

   * Sets.cartesianProduct doesn't allow sets that contain null, but we want null to mean "don't
   * call the associated CacheBuilder method" - that is, get the default CacheBuilder behavior. This
   * method wraps the elements in the input sets (which may contain null) as Optionals, calls
   * Sets.cartesianProduct with those, then transforms the result to unwrap the Optionals.
   */
  private Iterable<List<Object>> buildCartesianProduct(Set<?>... sets) {

```

</div>

Open your browser at [http://127.0.0.1:8000](http://127.0.0.1:8000).

You will see a simple page like:

<img src="/img/tutorial/websockets/image01.png">

You can type messages in the input box, and send them:

<img src="/img/tutorial/websockets/image02.png">

And your **FastAPI** application with WebSockets will respond back:

<img src="/img/tutorial/websockets/image03.png">

```JSON
{
  "detail": [
    {
      "type": "missing",
      "loc": [
        "query",
        "needy"
      ],
      "msg": "Field required",
      "input": null
    }
  ]
}
```

Comme `needy` est un paramètre requis, vous devez le définir dans l'URL :

```
http://127.0.0.1:8000/items/foo-item?needy=sooooneedy
```

{* ../../docs_src/pydantic_v1_in_v2/tutorial003_an_py310.py hl[2:3,6,12,21:22] *}

Yukarıdaki örnekte input modeli bir Pydantic v1 modelidir; output modeli ( `response_model=ItemV2` ile tanımlanan) ise bir Pydantic v2 modelidir.

### Pydantic v1 Parametreleri { #pydantic-v1-parameters }

	printCLIAccessMsg(strippedAPIEndpoints[0], "myminio")

	// Prints documentation message.
	printObjectAPIMsg()
	if globalIsDistErasure {
		logger.Startup(color.Bold(banner))
	}
}

// Returns true if input is IPv6
func isIPv6(host string) bool {
	h, _, err := net.SplitHostPort(host)
	if err != nil {
		h = host
	}
	ip := net.ParseIP(h)
	return ip.To16() != nil && ip.To4() == nil
}

   // if it's not a radio button or checkbox don't add a pointless/invalid checked property to the input\n          if (input.type === 'checkbox' || input.type === 'radio') {\n            input.checked = !this._element.classList.contains(CLASS_NAME_ACTIVE)\n          }\n\n          if (!this.shouldAvoidTriggerChange) {\n            $(input).trigger('change')\n          }\n        }\n\n        input.focus()\n        addAriaPressed = false\n      }\n    }\n\n    if (!(this._element.hasAttribute('disabled')...

				</div>
			</c:when>
			<c:otherwise>
				<jsp:include page="searchNoResult.jsp" />
			</c:otherwise>
		</c:choose>
	</main>
	<jsp:include page="footer.jsp" />
	<input type="hidden" id="contextPath" value="${contextPath}" />
	<script type="text/javascript" src="${fe:url('/js/jquery-3.7.1.min.js')}"></script>
	<script type="text/javascript" src="${fe:url('/js/clipboard.min.js')}"></script>

				</div>
			</c:when>
			<c:otherwise>
				<jsp:include page="searchNoResult.jsp" />
			</c:otherwise>
		</c:choose>
	</main>
	<jsp:include page="footer.jsp" />
	<input type="hidden" id="contextPath" value="${contextPath}" />
	<script type="text/javascript" src="${fe:url('/js/jquery-3.7.1.min.js')}"></script>
	<script type="text/javascript" src="${fe:url('/js/clipboard.min.js')}"></script>