<img src="/img/python-types/image03.png">

## Mais motivação

Marque esta função, ela já possui type hints:

```Python hl_lines="1"
{!../../../docs_src/python_types/tutorial003.py!}
```

Como o editor conhece os tipos de variáveis, você não apenas obtém a conclusão, mas também as verificações de erro:

<img src="/img/python-types/image04.png">

	StartTime *metav1.Time `json:"startTime,omitempty" protobuf:"bytes,7,opt,name=startTime"`
}

type PodCondition struct {
	// Type is the type of the condition.
	// Currently only Ready.
	// More info: http://kubernetes.io/docs/user-guide/pod-states#pod-conditions
	Type PodConditionType `json:"type" protobuf:"bytes,1,opt,name=type,casttype=PodConditionType"`
	// Status is the status of the condition.
	// Can be True, False, Unknown.

        provider.hasTypeForExtension(type2.extension)
        !provider.hasTypeForExtension(type3.extension)
    }

    def "default type"() {
        expect:
        provider.defaultType == type1

        when:
        provider.defaultType = type2.extension

        then:
        provider.defaultType == type2
    }

    def "can't set default type to unregistered type"() {
        when:

	"k8s.io/apimachinery/pkg/runtime"
	"k8s.io/apimachinery/pkg/types"
	"k8s.io/kubernetes/pkg/apis/core"
)

// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

// ResourceClaim describes which resources are needed by a resource consumer.
// Its status tracks whether the resource has been allocated and what the
// resulting attributes are.
//
// This is an alpha type and requires enabling the DynamicResourceAllocation

type ExtraValue []string

type CertificateSigningRequestStatus struct {
	// Conditions applied to the request, such as approval or denial.
	// +optional
	Conditions []CertificateSigningRequestCondition

	// If request was approved, the controller will place the issued certificate here.
	// +optional
	Certificate []byte
}

type RequestConditionType string

        def cl = loader.parseClass("package ${Type1.package.name}; enum Type1 { TWO, THREE } ")
        assert cl != Type1
        assert cl.name == Type1.name

        expect:
        def isolated = isolatableFactory.isolate(Type1.TWO)
        isolated.coerce(Type1).is(Type1.TWO)
        isolated.coerce(Type2) == null
        isolated.coerce(String) == null

	creater := &mockCreater{obj: &runtimetesting.MockCacheableObject{}}
	typer := &mockTyper{gvk: &gvk}
	serializer := json.NewSerializer(json.DefaultMetaFactory, creater, typer, false)

	runtimetesting.CacheableObjectTest(t, serializer)
}

type mockCreater struct {
	apiVersion string
	kind       string
	err        error
	obj        runtime.Object
}

// necessary to perform the update for the indicated strategy.
type StatefulSetUpdateStrategy struct {
	// Type indicates the type of the StatefulSetUpdateStrategy.
	// Default is RollingUpdate.
	// +optional
	Type StatefulSetUpdateStrategyType `json:"type,omitempty" protobuf:"bytes,1,opt,name=type,casttype=StatefulSetStrategyType"`
	// RollingUpdate is used to communicate parameters when Type is RollingUpdateStatefulSetStrategyType.
	// +optional

}

// PriorityLevelConfigurationCondition defines the condition of priority level.
type PriorityLevelConfigurationCondition struct {
	// `type` is the type of the condition.
	// Required.
	Type PriorityLevelConfigurationConditionType `json:"type,omitempty" protobuf:"bytes,1,opt,name=type"`
	// `status` is the status of the condition.
	// Can be True, False, Unknown.
	// Required.

struct Types {
  typedef internal::Types$n<$for i, [[T$i]]> type;
};

template <>
struct Types<$for i, [[internal::None]]> {
  typedef internal::Types0 type;
};

$range i 1..n-1
$for i [[
$range j 1..i
$range k i+1..n
template <$for j, [[typename T$j]]>
struct Types<$for j, [[T$j]]$for k[[, internal::None]]> {
  typedef internal::Types$i<$for j, [[T$j]]> type;
};

]]