* See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.recipes;

import java.io.IOException;
import java.util.Date;
import okhttp3.Headers;
import okhttp3.Interceptor;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;

public final class CurrentDateHeader {
  private final OkHttpClient client = new OkHttpClient.Builder()

 * limitations under the License.
 */

package com.google.common.reflect;

import static org.junit.Assert.assertThrows;

import com.google.common.testing.EqualsTester;
import com.google.common.testing.NullPointerTester;
import java.lang.reflect.Method;
import java.lang.reflect.TypeVariable;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link TypeParameter}.
 *

 */
package org.codelibs.opensearch.extension.analysis;

import java.util.regex.Pattern;

import org.apache.lucene.analysis.TokenStream;
import org.codelibs.analysis.ja.PatternConcatenationFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.validation;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.lastaflute.core.message.UserMessages;
import org.lastaflute.core.message.supplier.UserMessagesCreator;
import org.lastaflute.web.servlet.request.RequestManager;
import org.lastaflute.web.validation.ActionValidator;

public class FessActionValidatorTest extends UnitFessTestCase {

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.testing;

import java.util.logging.Level;
import java.util.logging.LogRecord;
import java.util.logging.Logger;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link TestLogHandler}.
 *
 * @author kevinb
 */
@NullUnmarked

 * limitations under the License.
 */

package com.google.common.util.concurrent;

import static org.junit.Assert.assertThrows;

import com.google.common.testing.NullPointerTester;
import java.util.concurrent.atomic.AtomicReferenceArray;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link Atomics}.
 *
 * @author Kurt Alfred Kluever
 */

///

## Importe o `BaseModel` do Pydantic

Primeiro, você precisa importar `BaseModel` do `pydantic`:

{* ../../docs_src/body/tutorial001.py hl[4] *}

## Crie seu modelo de dados

Então você declara seu modelo de dados como uma classe que herda `BaseModel`.

package org.apache.maven.api.services;

import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Objects;
import java.util.Optional;
import java.util.function.UnaryOperator;

import org.apache.maven.api.ProtoSession;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Immutable;
import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.annotations.NotThreadSafe;

import org.codelibs.fess.opensearch.config.allcommon.EsAbstractConditionAggregation;
import org.codelibs.fess.opensearch.config.allcommon.EsAbstractConditionQuery;
import org.codelibs.fess.opensearch.config.cbean.ca.RelatedQueryCA;
import org.codelibs.fess.opensearch.config.cbean.cq.RelatedQueryCQ;
import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsRelatedQueryCQ;

import org.opensearch.search.aggregations.bucket.sampler.SamplerAggregationBuilder;
import org.opensearch.search.aggregations.bucket.terms.SignificantTermsAggregationBuilder;
import org.opensearch.search.aggregations.bucket.terms.TermsAggregationBuilder;
import org.opensearch.search.aggregations.metrics.AvgAggregationBuilder;
import org.opensearch.search.aggregations.metrics.CardinalityAggregationBuilder;