///

**FastAPI** повністю базується на Pydantic.

Ви побачите набагато більше цього всього на практиці в [Tutorial - User Guide](tutorial/index.md){.internal-link target=_blank}.

## Анотації типів у **FastAPI**

**FastAPI** використовує ці підказки для виконання кількох речей.

				// Manually load the certificate and private key into memory.
				// We need to check whether the private key is encrypted, and
				// if so, decrypt it using the user-provided password.
				certBytes, err := os.ReadFile(certFile)
				if err != nil {
					return tls.Certificate{}, fmt.Errorf("Unable to load KES client certificate as specified by the shell environment: %v", err)
				}

			return nil, err
		}

		// If object to validate has no namespace, set it (the validity of a CR
		// may depend on its namespace; for example a VirtualService with exportTo=".")
		if obj.Namespace == "" {
			// If the user didn't specify --namespace, and is validating a CR with no namespace, use "default"
			if defaultNamespace == "" {
				defaultNamespace = metav1.NamespaceDefault
			}
			obj.Namespace = defaultNamespace
		}

		peerRESTUserOrGroup: userOrGroup,
		peerRESTUserType:    strconv.Itoa(int(userType)),
		peerRESTIsGroup:     strconv.FormatBool(isGroup),
	}))
	return err
}

// DeleteUser - delete a specific user.
func (client *peerRESTClient) DeleteUser(ctx context.Context, accessKey string) (err error) {
	_, err = deleteUserRPC.Call(ctx, client.gridConn(), grid.NewMSSWith(map[string]string{
		peerRESTUser: accessKey,
	}))

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

* Lẹhinna tẹ bọtini "Ṣiṣe" i.e. "Execute", olùmúlò (i.e. user interface) yóò sọrọ pẹ̀lú API rẹ, yóò ṣe afiranṣẹ àwọn èròjà, pàápàá jùlọ yóò gba àwọn àbájáde yóò si ṣafihan wọn loju ìbòjú:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-05-swagger-04.png)

  // 'request' - Attributes of the admission request(/pkg/apis/admission/types.go#AdmissionRequest).
  // 'authorizer' - A CEL Authorizer. May be used to perform authorization checks for the principal (user or service account) of the request.
  //   See https://pkg.go.dev/k8s.io/apiserver/pkg/cel/library#Authz
  // 'authorizer.requestResource' - A CEL ResourceCheck constructed from the 'authorizer' and configured with the

	}

	contentTypeHdr := req.Header.Get("Content-Type")
	contentTypeHdr = strings.Replace(contentTypeHdr, "multipart/form-data", "multipart/form-datA", 1)
	req.Header.Set("Content-Type", contentTypeHdr)
	req.Header.Set("User-Agent", "Mozilla")

	// Since `apiRouter` satisfies `http.Handler` it has a ServeHTTP to execute the logic of the handler.
	// Call the ServeHTTP to execute the handler.
	apiRouter.ServeHTTP(rec, req)

//
//	// CREATE VIEW `user_view` AS SELECT * FROM `users` WHERE age > 20
//	q := DB.Model(&User{}).Where("age > ?", 20)
//	DB.Debug().Migrator().CreateView("user_view", gorm.ViewOption{Query: q})
//
//	// CREATE OR REPLACE VIEW `users_view` AS SELECT * FROM `users` WITH CHECK OPTION
//	q := DB.Model(&User{})

	AutoInjectNamespaces bool
	// CustomLabels are labels to add to the generated webhook.
	CustomLabels map[string]string
	// UserManaged indicates whether the revision tag is user managed.
	// If true, the revision tag will not be affected by the installer.
	UserManaged bool
}

// Generate generates the manifests for a revision tag pointed the given revision.

* `kubectl create rolebinding` and `kubectl create clusterrolebinding` invocations must be updated to  specify multiple subjects as repeated  `--user`, `--group`, or `--serviceaccount` arguments instead of comma-separated arguments to a single `--user`, `--group`, or `--serviceaccount`.  E.g. `--user=x,y` must become `--user x --user y`  ([#43903](https://github.com/kubernetes/kubernetes/pull/43903), [@xilabao](https://github.com/xilabao))


### kubeadm