{* ../../docs_src/security/tutorial003_an_py310.py hl[58:66,69:74,94] *}

/// info

Der zusätzliche Header `WWW-Authenticate` mit dem Wert `Bearer`, den wir hier zurückgeben, ist ebenfalls Teil der Spezifikation.

Jeder HTTP-(Fehler-)Statuscode 401 „UNAUTHORIZED“ soll auch einen `WWW-Authenticate`-Header zurückgeben.

Im Fall von Bearer-Tokens (in unserem Fall) sollte der Wert dieses Headers `Bearer` lauten.

      super.processRemaining(bb);
      int after = processCalled;
      assertEquals(before + 1, after); // default implementation pads and calls process()
      processCalled--; // don't count the tail invocation (makes tests a bit more understandable)
    }

    // ensures that the number of invocations looks sane
    void assertInvariants(int expectedBytes) {

target="_blank">AnyIO</a>, что делает их совместимыми как со стандартной библиотекой <a href="https://docs.python.org/3/library/asyncio-task.html" class="external-link" target="_blank">asyncio</a> в Python, так и с <a href="https://trio.readthedocs.io/en/stable/" class="external-link" target="_blank">Trio</a>.<!--http://new.gramota.ru/spravka/buro/search-answer?s=285295-->

В частности, вы можете напрямую использовать <a href="https://anyio.readthedocs.io/en/stable/" class="external-link" target="_blank">AnyIO</a>...

            final Pattern pattern = Pattern.compile("(\\w+)(\\[[^\\]]+\\])?(\\.[\\w\\-]+)?(#[\\w\\-]+)?");
            final Matcher matcher = pattern.matcher(v.trim());
            if (matcher.matches()) {
                final PrunedTag tag = new PrunedTag(matcher.group(1));
                if (matcher.group(2) != null) {

                .collect(Collectors.joining("\n")));
        body.virtualHosts = stream(entity.getVirtualHosts())
                .get(stream -> stream.filter(StringUtil::isNotBlank).distinct().map(String::trim).collect(Collectors.joining("\n")));
        return body;
    }

        if (contentLength == -1L && lowercaseHeader.startsWith("content-length:")) {
          contentLength = header.substring(15).trim().toLong()
        }
        if (lowercaseHeader.startsWith("transfer-encoding:") &&
          lowercaseHeader.substring(18).trim() == "chunked"
        ) {
          chunked = true
        }
      }

      val peek = dispatcher.peek()

                    || c >= 0x10000 && c <= 0x10FFFF) {
                buf.append(c);
            }
        }
        return buf.toString().trim();
    }

    /**
     * Parses the XML content from the provided {@link AccessResultData} and returns a map of the data.
     *
     * @param accessResultData the data containing the XML content to be parsed

		} else {
			args[key] = values
		}
	}

	// JWT specific values
	//
	// Add all string claims
	for k, v := range claims {
		vStr, ok := v.(string)
		if ok {
			// Trim any LDAP specific prefix
			args[strings.ToLower(strings.TrimPrefix(k, "ldap"))] = []string{vStr}
		}
	}

	// Add groups claim which could be a list. This will ensure that the claim
	// `jwt:groups` works.

<img src="/img/tutorial/path-operation-advanced-configuration/image01.png">

Und wenn Sie die resultierende OpenAPI sehen (unter `/openapi.json` in Ihrer API), sehen Sie Ihre Erweiterung auch als Teil der spezifischen *Pfadoperation*:

```JSON hl_lines="22"
{
    "openapi": "3.1.0",
    "info": {
        "title": "FastAPI",
        "version": "0.1.0"
    },
    "paths": {
        "/items/": {

            buf.append(";v=");
            buf.append(virtualHostList.stream().sorted().collect(Collectors.joining(",")));
        }

        final String urlId = buf.toString().trim();
        return generateId(urlId);
    }

    /**
     * Retrieves a list of session IDs with their document counts from the search engine.