return err
			}
			cliflag.PrintFlags(fs)

			// set default options
			completedOptions, err := s.Complete()
			if err != nil {
				return err
			}

			// validate options
			if errs := completedOptions.Validate(); len(errs) != 0 {
				return utilerrors.NewAggregate(errs)
			}
			// add feature enablement metrics
			utilfeature.DefaultMutableFeatureGate.AddMetrics()

	}
	return errs
}

// ValidateZipkinCollector validates the configuration for sending envoy spans to Zipkin
func ValidateZipkinCollector(z *meshconfig.Tracing_Zipkin) error {
	return ValidateProxyAddress(strings.Replace(z.GetAddress(), "$(HOST_IP)", "127.0.0.1", 1))
}

// ValidateDatadogCollector validates the configuration for sending envoy spans to Datadog

* Notes to be returned (`Note`).

```Python hl_lines="31-33  36-39"
{!../../../docs_src/async_sql_databases/tutorial001.py!}
```

By creating these Pydantic models, the input data will be validated, serialized (converted), and annotated (documented).

So, you will be able to see it all in the interactive API docs.

## Connect and disconnect

* Create your `FastAPI` application.

			expr:        `format.dns1123Label().validate("my-label-name")`,
			expectValue: types.OptionalNone,
		},
		{
			name:        "example_usage_dns1123Subdomain",
			expr:        `format.dns1123Subdomain().validate("apiextensions.k8s.io")`,
			expectValue: types.OptionalNone,
		},
		{
			name:        "example_usage_qualifiedName",
			expr:        `format.qualifiedName().validate("apiextensions.k8s.io/v1beta1")`,

}

// TestHeadOnObjectLastModified - Asserts response for HEAD on an object.
// HEAD requests on an object validates the existence of the object.
// The responses for fetching the object when If-Modified-Since
// and If-Unmodified-Since headers set are validated.
// If-Modified-Since - Return the object only if it has been modified since the specified time, else return a 304 (not modified).

	}
	return &lc, nil
}

// Validate - validates the lifecycle configuration
func (lc Lifecycle) Validate(lr lock.Retention) error {
	// Lifecycle config can't have more than 1000 rules
	if len(lc.Rules) > 1000 {
		return errLifecycleTooManyRules
	}
	// Lifecycle config should have at least one rule
	if len(lc.Rules) == 0 {
		return errLifecycleNoRule
	}

	// Validate all the rules in the lifecycle config

	}
	return warns, nil
}

// KubernetesVersionCheck validates Kubernetes and kubeadm versions
type KubernetesVersionCheck struct {
	KubeadmVersion    string
	KubernetesVersion string
}

// Name will return KubernetesVersion as name for KubernetesVersionCheck
func (KubernetesVersionCheck) Name() string {
	return "KubernetesVersion"
}

// Check validates Kubernetes and kubeadm versions

import java.util.stream.Stream;

import static com.google.common.collect.ImmutableList.toImmutableList;
import static java.util.stream.Collectors.joining;
import static org.gradle.api.problems.Severity.ERROR;

/**
 * Validates plugins by checking property annotations on work items like tasks and artifact transforms.
 *
 * This task should be used in Gradle plugin projects for doing static analysis on the plugin classes.
 *

        SimpleProblemCollector result = validate("missing-artifactId-pom.xml");

        assertViolations(result, 0, 1, 0);

        assertEquals("'artifactId' is missing.", result.getErrors().get(0));
    }

    @Test
    void testMissingGroupId() throws Exception {
        SimpleProblemCollector result = validate("missing-groupId-pom.xml");

        assertViolations(result, 0, 1, 0);

}

func (o *RecommendedOptions) Validate() []error {
	errors := []error{}
	errors = append(errors, o.Etcd.Validate()...)
	errors = append(errors, o.SecureServing.Validate()...)
	errors = append(errors, o.Authentication.Validate()...)
	errors = append(errors, o.Authorization.Validate()...)
	errors = append(errors, o.Audit.Validate()...)
	errors = append(errors, o.Features.Validate()...)