```JSON
{
    "name": "Foo",
    "price": 45.2
}
```

## Declare it as a parameter

To add it to your *path operation*, declare it the same way you declared path and query parameters:

{* ../../docs_src/body/tutorial001_py310.py hl[16] *}

...and declare its type as the model you created, `Item`.

## Results

With just that Python type declaration, **FastAPI** will:

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.bhv.readable.EntityRowHandler;
import org.dbflute.cbean.result.ListResultBean;
import org.dbflute.cbean.result.PagingResultBean;
import org.dbflute.optional.OptionalEntity;

import com.orangesignal.csv.CsvConfig;
import com.orangesignal.csv.CsvReader;
import com.orangesignal.csv.CsvWriter;

            if (isCommit) {
                try {
                    dictionaryManager.store(ProtwordsFile.this, newFile);
                } finally {
                    newFile.delete();
                }
            } else {
                newFile.delete();
            }
        }
    }

            if (isCommit) {
                try {
                    dictionaryManager.store(StopwordsFile.this, newFile);
                } finally {
                    newFile.delete();
                }
            } else {
                newFile.delete();
            }
        }
    }

import org.codelibs.fess.es.config.exentity.PathMapping;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.RenderDataUtil;
import org.dbflute.optional.OptionalEntity;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.HtmlResponse;
import org.lastaflute.web.response.render.RenderData;

import org.dbflute.Entity;
import org.dbflute.bhv.AbstractBehaviorWritable;
import org.dbflute.bhv.readable.EntityRowHandler;
import org.dbflute.bhv.writable.DeleteOption;
import org.dbflute.bhv.writable.InsertOption;
import org.dbflute.bhv.writable.UpdateOption;
import org.dbflute.cbean.ConditionBean;
import org.dbflute.cbean.coption.CursorSelectOption;
import org.dbflute.cbean.result.ListResultBean;

import org.dbflute.Entity;
import org.dbflute.bhv.AbstractBehaviorWritable;
import org.dbflute.bhv.readable.EntityRowHandler;
import org.dbflute.bhv.writable.DeleteOption;
import org.dbflute.bhv.writable.InsertOption;
import org.dbflute.bhv.writable.UpdateOption;
import org.dbflute.cbean.ConditionBean;
import org.dbflute.cbean.coption.CursorSelectOption;
import org.dbflute.cbean.result.ListResultBean;

                try {
                    dictionaryManager.store(StemmerOverrideFile.this, newFile);
                } finally {
                    newFile.delete();
                }
            } else {
                newFile.delete();
            }
        }
    }

import org.codelibs.fess.es.config.exentity.RelatedQuery;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.RenderDataUtil;
import org.dbflute.optional.OptionalEntity;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.HtmlResponse;
import org.lastaflute.web.response.render.RenderData;

import org.codelibs.fess.crawler.entity.AccessResult;
import org.codelibs.fess.crawler.entity.OpenSearchAccessResult;
import org.codelibs.opensearch.runner.OpenSearchRunner;
import org.dbflute.utflute.lastadi.LastaDiTestCase;

import jakarta.annotation.Resource;

/**
 * @author shinsuke
 *
 */
public class OpenSearchDataServiceTest extends LastaDiTestCase {
    @Resource