Fügen wir beispielsweise <a href="https://github.com/Rebilly/ReDoc/blob/master/docs/redoc-vendor-extensions.md#x-logo" class="external-link" target="_blank">ReDocs OpenAPI-Erweiterung</a> zum Einbinden eines benutzerdefinierten Logos hinzu.

### Normales **FastAPI**

    @Deprecated(
      "since OkHttp 3.13 all TLS-connections are expected to support TLS extensions.\n" +
        "In a future release setting this to true will be unnecessary and setting it to false\n" +
        "will have no effect.",
    )
    fun supportsTlsExtensions(supportsTlsExtensions: Boolean) =
      apply {
        require(tls) { "no TLS extensions for cleartext connections" }
        this.supportsTlsExtensions = supportsTlsExtensions

		t.Fatal(err)
	}
	if _, err = writer.Write([]byte(contents)); err != nil {
		t.Fatal(err)
	}
	if err := writer.Close(); err != nil {
		t.Fatal(err)
	}
	// Simple test to make sure PAX extensions are in effect
	if !bytes.Contains(buf.Bytes(), []byte("PaxHeaders.0")) {
		t.Fatal("Expected at least one PAX header to be written.")
	}
	// Test that we can get a long name back out of the archive.

* `routes`: 📇 🛣, 👫 🔠 ® *➡ 🛠️*. 👫 ✊ ⚪️➡️ `app.routes`.

## 🔑 🔢

⚙️ ℹ 🔛, 👆 💪 ⚙️ 🎏 🚙 🔢 🏗 🗄 🔗 & 🔐 🔠 🍕 👈 👆 💪.

🖼, ➡️ 🚮 <a href="https://github.com/Rebilly/ReDoc/blob/master/docs/redoc-vendor-extensions.md#x-logo" class="external-link" target="_blank">📄 🗄 ↔ 🔌 🛃 🔱</a>.

### 😐 **FastAPI**

🥇, ✍ 🌐 👆 **FastAPI** 🈸 🛎:

```Python hl_lines="1  4  7-9"
{!../../docs_src/extending_openapi/tutorial001.py!}
```

        assertThat(set.contains(TestRunner.class.getName()), is(true));
        assertThat(set.contains("junit.textui.package-info"), is(false));
        assertThat(set.contains(junit.extensions.TestDecorator.class.getName()), is(not(true)));
    }

            .put("SOURCE_MAP", "SourceMap")
            .put("SEC_CH_UA_WOW64", "Sec-CH-UA-WoW64")
            .put("SEC_WEBSOCKET_ACCEPT", "Sec-WebSocket-Accept")
            .put("SEC_WEBSOCKET_EXTENSIONS", "Sec-WebSocket-Extensions")
            .put("SEC_WEBSOCKET_KEY", "Sec-WebSocket-Key")
            .put("SEC_WEBSOCKET_PROTOCOL", "Sec-WebSocket-Protocol")
            .put("SEC_WEBSOCKET_VERSION", "Sec-WebSocket-Version")

            .put("SOURCE_MAP", "SourceMap")
            .put("SEC_CH_UA_WOW64", "Sec-CH-UA-WoW64")
            .put("SEC_WEBSOCKET_ACCEPT", "Sec-WebSocket-Accept")
            .put("SEC_WEBSOCKET_EXTENSIONS", "Sec-WebSocket-Extensions")
            .put("SEC_WEBSOCKET_KEY", "Sec-WebSocket-Key")
            .put("SEC_WEBSOCKET_PROTOCOL", "Sec-WebSocket-Protocol")
            .put("SEC_WEBSOCKET_VERSION", "Sec-WebSocket-Version")

syntax = "proto2";

package k8s.io.apimachinery.pkg.runtime;

// Package-wide variables from generator "generated".
option go_package = "k8s.io/apimachinery/pkg/runtime";

// RawExtension is used to hold extensions in external versions.
//
// To use this, make a field which has RawExtension as its type in your external, versioned
// struct, and Object in your internal struct. You also need to register your
// various plugin types.
//

# See https://github.com/protocolbuffers/upb/blob/9effcbcb27f0a665f9f345030188c0b291e32482/upb/upb.c#L183.
build --copt=-Wno-gnu-offsetof-extensions

# Store performance profiling log in the mounted artifact directory.
# The profile can be viewed by visiting chrome://tracing in a Chrome browser.
# See https://docs.bazel.build/versions/main/skylark/performance.html#performance-profiling
build --profile=/tf/pkg/profile.json.gz

   */
  object DisconnectAtEnd : SocketPolicy

  /**
   * Request immediate close of connection without even reading the request. Use to simulate buggy
   * SSL servers closing connections in response to unrecognized TLS extensions.
   */
  object DisconnectAtStart : SocketPolicy

  /**
   * Close connection after reading the request but before writing the response. Use this to
   * simulate late connection pool failures.
   */