public void testUniqueIndexNullValue() {
    List<@Nullable String> listWithNull = Lists.newArrayList((String) null);
    assertThrows(
        NullPointerException.class,
        () -> Maps.uniqueIndex((List<String>) listWithNull, Functions.constant(1)));
  }

  /** Null keys aren't allowed either. */
  public void testUniqueIndexNullKey() {
    List<String> oneStringList = Lists.newArrayList("foo");
    assertThrows(

    assertThat(cookie!!.domain).isEqualTo("::1")
  }

  /**
   * These public suffixes were selected by inspecting the publicsuffix.org list. It's possible they
   * may change in the future. If this test begins to fail, please double check they are still
   * present in the public suffix list.
   */
  @Test fun domainIsPublicSuffix() {
    val ascii = "https://foo1.foo.bar.elb.amazonaws.com".toHttpUrl()

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.model.validation;

import java.io.InputStream;
import java.io.Serial;
import java.util.List;
import java.util.Properties;
import java.util.function.UnaryOperator;

import org.apache.maven.model.Model;
import org.apache.maven.model.building.DefaultModelBuildingRequest;

 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.util;

import java.util.Deque;
import java.util.List;
import java.util.concurrent.ConcurrentLinkedDeque;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;

        queryLambda.callback(cq);
        final Collection<FilterFunctionBuilder> list = new ArrayList<>();
        if (functionsLambda != null) {
            functionsLambda.callback((cqLambda, scoreFunctionBuilder) -> {
                BadWordCQ cf = new BadWordCQ();
                cqLambda.callback(cf);
                list.add(new FilterFunctionBuilder(cf.getQuery(), scoreFunctionBuilder));
            });
        }

        queryLambda.callback(cq);
        final Collection<FilterFunctionBuilder> list = new ArrayList<>();
        if (functionsLambda != null) {
            functionsLambda.callback((cqLambda, scoreFunctionBuilder) -> {
                BoostDocumentRuleCQ cf = new BoostDocumentRuleCQ();
                cqLambda.callback(cf);
                list.add(new FilterFunctionBuilder(cf.getQuery(), scoreFunctionBuilder));
            });
        }

        queryLambda.callback(cq);
        final Collection<FilterFunctionBuilder> list = new ArrayList<>();
        if (functionsLambda != null) {
            functionsLambda.callback((cqLambda, scoreFunctionBuilder) -> {
                RequestHeaderCQ cf = new RequestHeaderCQ();
                cqLambda.callback(cf);
                list.add(new FilterFunctionBuilder(cf.getQuery(), scoreFunctionBuilder));
            });
        }

				"application/vnd.uplanet.cacheop",
				"application/vnd.uplanet.cacheop-wbxml",
				"application/vnd.uplanet.channel",
				"application/vnd.uplanet.channel-wbxml",
				"application/vnd.uplanet.list",
				"application/vnd.uplanet.list-wbxml",
				"application/vnd.uplanet.listcmd",
				"application/vnd.uplanet.listcmd-wbxml",
				"application/vnd.uplanet.signal",
				"application/vnd.vcx",
				"application/vnd.vd-study",

Verwenden Sie nun den Parameter `callbacks` im *Pfadoperation-Dekorator Ihrer API*, um das Attribut `.routes` (das ist eigentlich nur eine `list`e von Routen/*Pfadoperationen*) dieses Callback-Routers zu übergeben:

{* ../../docs_src/openapi_callbacks/tutorial001_py310.py hl[33] *}

/// tip | Tipp

For example, when you type `python` in the terminal, the operating system looks for a program called `python` in the **first directory** in that list.

If it finds it, then it will **use it**. Otherwise it keeps looking in the **other directories**.

### Installing Python and Updating the `PATH` { #installing-python-and-updating-the-path }