@SuppressWarnings("rawtypes") // maybe avoidable if we rework the whole package?
@GwtCompatible
public enum CollectionFeature implements Feature<Collection> {
  /**
   * The collection must not throw {@code NullPointerException} on calls such as {@code
   * contains(null)} or {@code remove(null)}, but instead must return a simple {@code false}.
   */
  ALLOWS_NULL_QUERIES,
  ALLOWS_NULL_VALUES(ALLOWS_NULL_QUERIES),

  /**

    int NT_STATUS_MORE_PROCESSING_REQUIRED = 0xC0000016;
    /** Access is denied */
    int NT_STATUS_ACCESS_DENIED = 0xC0000022;
    /** The data area passed to a system call is too small */
    int NT_STATUS_BUFFER_TOO_SMALL = 0xC0000023;
    /** The object name is invalid */
    int NT_STATUS_OBJECT_NAME_INVALID = 0xC0000033;
    /** The object was not found */

  }

  @CollectionSize.Require(SEVERAL)
  @MapFeature.Require(SUPPORTS_REMOVE)
  /*
   * SetMultimap.asMap essentially returns a Map<K, Set<V>>; we just can't declare it that way.
   * Thus, calls like asMap().values().remove(someSet) are safe because they are comparing a set to
   * a collection of other sets.
   */
  @SuppressWarnings("CollectionUndefinedEquality")
  public void testValuesRemove() {

If one of your dependencies is declared multiple times for the same *path operation*, for example, multiple dependencies have a common sub-dependency, **FastAPI** will know to call that sub-dependency only once per request.

# Debugging { #debugging }

Sie können den Debugger in Ihrem Editor verbinden, zum Beispiel mit Visual Studio Code oder PyCharm.

## `uvicorn` aufrufen { #call-uvicorn }

Importieren und führen Sie `uvicorn` direkt in Ihrer FastAPI-Anwendung aus:

{* ../../docs_src/debugging/tutorial001_py39.py hl[1,15] *}

### Über `__name__ == "__main__"` { #about-name-main }

    assertEquals("foo=null", entry("foo", NV).toString());
    assertEquals("null=null", entry(NK, NV).toString());
  }

  public void testEquals() {
    Entry<String, Integer> foo1 = entry("foo", 1);
    // Explicitly call `equals`; `assertEquals` might return fast
    assertTrue(foo1.equals(foo1));
    assertEquals(control("foo", 1), foo1);
    assertEquals(control("bar", 2), entry("bar", 2));

     * specified through this <code>jcifs.properties</code> system property.
     *
     * @return a global context, initialized on first call
     */
    public static synchronized final SingletonContext getInstance() {
        if (INSTANCE == null) {
            try {
                log.debug("Initializing singleton context");
                init(null);

        assertEquals(NtStatus.NT_STATUS_UNSUCCESSFUL, ex.getNtStatus(), "Status should default to unsuccessful for message+cause ctor");
    }

    // Interaction: passing a mocked cause should not trigger interactions (nothing to call)
    @Test
    @DisplayName("Mocked cause: no interactions occur when stored as cause")
    void mockedCause_isStored_withoutInteraction() {
        // Arrange
        Throwable mocked = mock(Throwable.class);

	db := DB.Scopes(func(tx *gorm.DB) *gorm.DB {
		return tx.Table("custom_table")
	}).Session(&gorm.Session{})

	db.AutoMigrate(&User{})
	if db.Find(&User{}).Statement.Table != "custom_table" {
		t.Errorf("failed to call Scopes")
	}

	result := DB.Scopes(NameIn1And2, func(tx *gorm.DB) *gorm.DB {
		return tx.Session(&gorm.Session{})
	}).Find(&users1)

	if result.RowsAffected != 2 {

    # facilitate profiling endpoints, since inner functions are harder to profile.
    assert dependant.call is not None, "dependant.call must be a function"

    if is_coroutine:
        return await dependant.call(**values)
    else:
        return await run_in_threadpool(dependant.call, **values)


def get_request_handler(
    dependant: Dependant,
    body_field: Optional[ModelField] = None,