![Swagger UI](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* Klicken Sie auf die Taste „Try it out“, damit können Sie die Parameter ausfüllen und direkt mit der API interagieren:

![Swagger UI Interaktion](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

Esse cliente pode ser um browser com um frontend, o código de outra pessoa, um dispositivo IoT, etc.

Pode ser que você precise comunicar ao cliente que:

* O cliente não tem direitos para realizar aquela operação.
* O cliente não tem acesso aquele recurso.
* O item que o cliente está tentando acessar não existe.
* etc.

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

/// check | "Botão de Autorizar!"



///

	Você já tem um novo "botão de autorizar!".

	E seu *path operation* tem um pequeno cadeado no canto superior direito que você pode clicar.

E se você clicar, você terá um pequeno formulário de autorização para digitar o `username` e `senha` (e outros campos opcionais):

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

/// note | "Nota"

 * are inherently approximate, routinely affected by periodic clock corrections. Because this class
 * (by default) uses {@link System#nanoTime}, it is unaffected by these changes.
 *
 * <p>Use this class instead of direct calls to {@link System#nanoTime} for two reasons:
 *
 * <ul>
 *   <li>The raw {@code long} values returned by {@code nanoTime} are meaningless and unsafe to use
 *       in any other way than how {@code Stopwatch} uses them.

                methodCache.put(methodKey, cacheEntry);
            }
        }

        // Yes, this might just be null.
        return (Method) cacheEntry;
    }

    /**
     * Populate the Map of direct hits. These
     * are taken from all the public methods
     * that our class provides.
     */
    private void populateMethodCache() {
        // get all publicly accessible methods

    }

    /**
     * This test has
     *   - a BOM import which itself imports the junit BOM which manages the dep to 0.1
     *   - a BOM import to the junit BOM which manages the dep to 0.2
     *   - a direct managed dependency to the dep at 0.3 (as suggested by the warning)
     * This results in 0.3 (explicit managed wins) and no warning
     */
    @Test
    void testManagedDependencyDistanceWithExplicit() throws Exception {

pkg image/draw, type RGBA64Image interface, Set(int, int, color.Color)
pkg image/draw, type RGBA64Image interface, SetRGBA64(int, int, color.RGBA64)
pkg io/fs, func FileInfoToDirEntry(FileInfo) DirEntry
pkg math (darwin-amd64), const MaxInt = 9223372036854775807
pkg math (darwin-amd64), const MaxUint = 18446744073709551615
pkg math (darwin-amd64), const MinInt = -9223372036854775808

import java.util.Map.Entry;
import java.util.Set;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * A series of tests that support asserting that collections cannot be modified, either through
 * direct or indirect means.
 *
 * @author Robert Konigsberg
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class UnmodifiableCollectionTests {

 * create the memory pressure required to cause soft references to be cleared.
 *
 * <p>This class only provides testing utilities. It is not designed for direct use in production or
 * for benchmarking.
 *
 * @author mike nonemacher
 * @author Martin Buchholz
 * @since 11.0
 */
@GwtIncompatible
@J2ktIncompatible
@J2ObjCIncompatible // gc

        ```

* `--bind`: Das teilt Gunicorn die IP und den Port mit, welche abgehört werden sollen, wobei ein Doppelpunkt (`:`) verwendet wird, um die IP und den Port zu trennen.
    * Wenn Sie Uvicorn direkt ausführen würden, würden Sie anstelle von `--bind 0.0.0.0:80` (die Gunicorn-Option) stattdessen `--host 0.0.0.0` und `--port 80` verwenden.