The `lifespan` parameter of the `FastAPI` app takes an **async context manager**, so we can pass our new `lifespan` async context manager to it.

{* ../../docs_src/events/tutorial003.py hl[22] *}

## Alternative Events (deprecated) { #alternative-events-deprecated }

/// warning

 */
package org.codelibs.fess.app.web.api.admin.backup;

import static org.codelibs.core.stream.StreamUtil.stream;
import static org.codelibs.fess.app.web.admin.backup.AdminBackupAction.NDJSON_EXTENTION;
import static org.codelibs.fess.app.web.admin.backup.AdminBackupAction.getBackupItems;
import static org.codelibs.fess.app.web.admin.backup.AdminBackupAction.getClickLogNdjsonWriteCall;

import org.codelibs.fess.Constants;
import org.codelibs.fess.annotation.Secured;
import org.codelibs.fess.app.pager.DataConfigPager;
import org.codelibs.fess.app.service.DataConfigService;
import org.codelibs.fess.app.service.RoleTypeService;
import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.base.FessAdminAction;
import org.codelibs.fess.ds.DataStoreFactory;
import org.codelibs.fess.helper.PermissionHelper;

import org.codelibs.fess.Constants;
import org.codelibs.fess.annotation.Secured;
import org.codelibs.fess.app.pager.StopwordsPager;
import org.codelibs.fess.app.service.StopwordsService;
import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.admin.dict.AdminDictAction;
import org.codelibs.fess.app.web.base.FessAdminAction;
import org.codelibs.fess.dict.stopwords.StopwordsItem;
import org.codelibs.fess.util.ComponentUtil;

<img src="/img/tutorial/generate-clients/image04.png">

The response object will also have autocompletion:

<img src="/img/tutorial/generate-clients/image05.png">

## FastAPI App with Tags { #fastapi-app-with-tags }

In many cases, your FastAPI app will be bigger, and you will probably use tags to separate different groups of *path operations*.

	"fmt"
	"io"
	"log"
	"os"
	"strings"

	"github.com/minio/cli"
	"github.com/tinylib/msgp/msgp"
)

func main() {
	app := cli.NewApp()
	app.Copyright = "MinIO, Inc."
	app.Usage = "healing.bin to JSON"
	app.HideVersion = true
	app.HideHelpCommand = true
	app.CustomAppHelpTemplate = `NAME:
  {{.Name}} - {{.Usage}}

USAGE:
  {{.Name}} {{if .VisibleFlags}}[FLAGS]{{end}} [HEALINGBINFILE|INSPECTZIPFILE]

import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.api.ApiResult;
import org.codelibs.fess.app.web.api.ApiResult.ApiConfigResponse;
import org.codelibs.fess.app.web.api.ApiResult.ApiConfigsResponse;
import org.codelibs.fess.app.web.api.ApiResult.ApiResponse;
import org.codelibs.fess.app.web.api.ApiResult.ApiUpdateResponse;
import org.codelibs.fess.app.web.api.ApiResult.Status;

import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.api.ApiResult;
import org.codelibs.fess.app.web.api.ApiResult.ApiConfigResponse;
import org.codelibs.fess.app.web.api.ApiResult.ApiResponse;
import org.codelibs.fess.app.web.api.ApiResult.ApiUpdateResponse;
import org.codelibs.fess.app.web.api.ApiResult.Status;
import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;

      prefixes = ["/api/v1"]

  [http.routers]

    [http.routers.app-http]
      entryPoints = ["http"]
      service = "app"
      rule = "PathPrefix(`/api/v1`)"
      middlewares = ["api-stripprefix"]

  [http.services]

    [http.services.app]
      [http.services.app.loadBalancer]
        [[http.services.app.loadBalancer.servers]]
          url = "http://127.0.0.1:8000"
```

Jest to "**dekorator operacji na ścieżce**".

///

Możesz również użyć innej operacji:

* `@app.post()`
* `@app.put()`
* `@app.delete()`

Oraz tych bardziej egzotycznych:

* `@app.options()`
* `@app.head()`
* `@app.patch()`
* `@app.trace()`

/// tip

Możesz dowolnie używać każdej operacji (metody HTTP).