ErrPolicyAlreadyAttached
	ErrPolicyNotAttached
	ErrExcessData
	ErrPolicyInvalidName
	ErrNoTokenRevokeType
	ErrAdminOpenIDNotEnabled
	ErrAdminNoSuchAccessKey
	// Add new error codes here.

	// SSE-S3/SSE-KMS related API errors
	ErrInvalidEncryptionMethod
	ErrInvalidEncryptionKeyID

	// Server-Side-Encryption (with Customer provided key) related API errors.
	ErrInsecureSSECustomerRequest
	ErrSSEMultipartEncrypted

                stream_item = get_stream_item_type(return_annotation)
                if stream_item is not None:
                    # Extract item type for JSONL or SSE streaming when
                    # response_class is DefaultPlaceholder (JSONL) or
                    # EventSourceResponse (SSE).
                    # ServerSentEvent is excluded: it's a transport
                    # wrapper, not a data model, so it shouldn't feed

///

## Diffuser des SSE avec FastAPI { #stream-sse-with-fastapi }

Pour diffuser des SSE avec FastAPI, utilisez `yield` dans votre *fonction de chemin d'accès* et définissez `response_class=EventSourceResponse`.

Importez `EventSourceResponse` depuis `fastapi.sse` :

{* ../../docs_src/server_sent_events/tutorial001_py310.py ln[1:25] hl[4,22] *}

///

## SSE mit FastAPI streamen { #stream-sse-with-fastapi }

Um SSE mit FastAPI zu streamen, verwenden Sie `yield` in Ihrer *Pfadoperation-Funktion* und setzen Sie `response_class=EventSourceResponse`.

Importieren Sie `EventSourceResponse` aus `fastapi.sse`:

{* ../../docs_src/server_sent_events/tutorial001_py310.py ln[1:25] hl[4,22] *}

///

## Transmitir SSE com FastAPI { #stream-sse-with-fastapi }

Para transmitir SSE com FastAPI, use `yield` na sua função de operação de rota e defina `response_class=EventSourceResponse`.

Importe `EventSourceResponse` de `fastapi.sse`:

{* ../../docs_src/server_sent_events/tutorial001_py310.py ln[1:25] hl[4,22] *}

        final long startTime = System.currentTimeMillis();
        // Capture context path early before request context may become unavailable during SSE processing
        final String contextPath = resolveContextPath();
        // Note: Locale is resolved via LaRequestUtil in LlmClient. During long SSE processing,
        // the request context may become unavailable, falling back to Locale.getDefault().
        if (logger.isDebugEnabled()) {

        elements.chatInput.val('');
        updateCharCount();
        autoResizeTextarea();

        // Add thinking indicator
        var thinkingId = addThinkingIndicator();

        // Use SSE for streaming
        streamChat(message, thinkingId);
    }

    /**
     * Stream chat using Server-Sent Events
     */
    function streamChat(message, thinkingId) {

				}
				defer logger.AuditLog(r.Context(), w, r, mustGetClaimsFromToken(r))
				writeErrorResponse(r.Context(), w, errorCodes.ToAPIErr(ErrInvalidBucketName), r.URL)
				return
			}
		}
		// Deny SSE-C requests if not made over TLS
		if !globalIsTLS && (crypto.SSEC.IsRequested(r.Header) || crypto.SSECopy.IsRequested(r.Header)) {
			if r.Method == http.MethodHead {
				if ok {
					tc.FuncName = "handler.ValidRequest"

///

## Streaming de SSE con FastAPI { #stream-sse-with-fastapi }

Para hacer streaming de SSE con FastAPI, usa `yield` en tu path operation function y establece `response_class=EventSourceResponse`.

import `EventSourceResponse` de `fastapi.sse`:

{* ../../docs_src/server_sent_events/tutorial001_py310.py ln[1:25] hl[4,22] *}

///

## Стрімінг SSE у FastAPI { #stream-sse-with-fastapi }

Щоб транслювати SSE з FastAPI, використовуйте `yield` у вашій *функції операції шляху* і встановіть `response_class=EventSourceResponse`.

Імпортуйте `EventSourceResponse` з `fastapi.sse`:

{* ../../docs_src/server_sent_events/tutorial001_py310.py ln[1:25] hl[4,22] *}