به کمک Pydantic بدنه درخواست را با <abbr title="Type">انواع</abbr> استاندارد پایتون تعریف کنید.

```Python hl_lines="4  9-12  25-27"
from typing import Optional

from fastapi import FastAPI
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    price: float
    is_offer: Union[bool, None] = None


@app.get("/")

package jcifs.smb1.dcerpc.msrpc;

import jcifs.smb1.dcerpc.DcerpcMessage;
import jcifs.smb1.dcerpc.ndr.NdrBuffer;
import jcifs.smb1.dcerpc.ndr.NdrException;
import jcifs.smb1.dcerpc.ndr.NdrObject;

/**
 * Server Service RPC interface implementation for remote server administration (SMB1).
 */
public class srvsvc {

    /**
     * Private constructor to prevent instantiation.
     */
    private srvsvc() {
    }

    /**

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.config.cbean.cq;

import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsBoostDocumentRuleCQ;

/**
 * @author ESFlute (using FreeGen)
 */
public class BoostDocumentRuleCQ extends BsBoostDocumentRuleCQ {

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.config.cbean.cq;

import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsJobLogCQ;

/**
 * @author ESFlute (using FreeGen)
 */
public class JobLogCQ extends BsJobLogCQ {

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.config.cbean.cq;

import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsPathMappingCQ;

/**
 * @author ESFlute (using FreeGen)
 */
public class PathMappingCQ extends BsPathMappingCQ {

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.config.cbean.cq;

import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsScheduledJobCQ;

/**
 * @author ESFlute (using FreeGen)
 */
public class ScheduledJobCQ extends BsScheduledJobCQ {

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.log.cbean.ca;

import org.codelibs.fess.opensearch.log.cbean.ca.bs.BsClickLogCA;

/**
 * @author ESFlute (using FreeGen)
 */
public class ClickLogCA extends BsClickLogCA {

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.log.cbean.ca;

import org.codelibs.fess.opensearch.log.cbean.ca.bs.BsFavoriteLogCA;

/**
 * @author ESFlute (using FreeGen)
 */
public class FavoriteLogCA extends BsFavoriteLogCA {

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.log.cbean.ca;

import org.codelibs.fess.opensearch.log.cbean.ca.bs.BsUserInfoCA;

/**
 * @author ESFlute (using FreeGen)
 */
public class UserInfoCA extends BsUserInfoCA {

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.user.cbean;

import org.codelibs.fess.opensearch.user.cbean.bs.BsGroupCB;

/**
 * @author ESFlute (using FreeGen)
 */
public class GroupCB extends BsGroupCB {