You can use all the same validation features and tools you use for Pydantic models, like different data types and additional validations with `Field()`.

//// tab | Pydantic v2

{* ../../docs_src/settings/tutorial001.py hl[2,5:8,11] *}

////

//// tab | Pydantic v1

/// info

	if errCode != ErrUnsignedHeaders {
		t.Fatalf("Expected the APIErrorCode to %d, but got %d", ErrUnsignedHeaders, errCode)
	}

	// case where the list of signed headers doesn't contain the host field.
	signedHeaders = signedHeaders[2:5]
	// expected to fail with `ErrUnsignedHeaders`.
	_, errCode = extractSignedHeaders(signedHeaders, r)
	if errCode != ErrUnsignedHeaders {

pkg debug/pe, type StringTable []uint8
pkg encoding/base64, method (Encoding) Strict() *Encoding
pkg encoding/json, method (RawMessage) MarshalJSON() ([]uint8, error)
pkg encoding/json, type UnmarshalTypeError struct, Field string
pkg encoding/json, type UnmarshalTypeError struct, Struct string
pkg expvar, func Handler() http.Handler
pkg expvar, method (*Float) Value() float64
pkg expvar, method (Func) Value() interface{}

	// BatchJobExpireObject - object type
	BatchJobExpireObject string = "object"
	// BatchJobExpireDeleted - delete marker type
	BatchJobExpireDeleted string = "deleted"
)

// Validate returns nil if ef has valid fields, validation error otherwise.
func (ef BatchJobExpireFilter) Validate() error {
	switch ef.Type {
	case BatchJobExpireObject:
	case BatchJobExpireDeleted:
		if len(ef.Tags) > 0 || len(ef.Metadata) > 0 {

        assertEquals(1, referral.getServerType());
        assertEquals(0, referral.getRFlags());
        assertEquals(node, referral.getNode());

        // Version 1 doesn't have these fields
        assertEquals(0, referral.getProximity());
        assertEquals(0, referral.getTtl());
        assertNull(referral.getRpath());
        assertNull(referral.getAltPath());

  var connection: RealConnection? = null
    private set
  private var timeoutEarlyExit = false

  /**
   * This is the same value as [exchange], but scoped to the execution of the network interceptors.
   * The [exchange] field is assigned to null when its streams end, which may be before or after the
   * network interceptors return.
   */
  internal var interceptorScopedExchange: Exchange? = null
    private set

    void awaitWaiting() {
      while (!isBlocked()) {
        if (getState() == State.TERMINATED) {
          throw new RuntimeException("Thread exited");
        }
        Thread.yield();
      }
    }

    private boolean isBlocked() {
      return getState() == Thread.State.WAITING && LockSupport.getBlocker(this) == future;
    }
  }

/// tip

Pydantic یه رفتار خاص داره وقتی از `Optional` یا `Union[Something, None]` بدون مقدار پیش‌فرض استفاده می‌کنی، می‌تونی توی مستندات Pydantic در مورد <a href="https://docs.pydantic.dev/2.3/usage/models/#required-fields" class="external-link" target="_blank">فیلدهای اختیاری لازم</a> بیشتر بخونی.

///

## نوع‌نماها با Annotationهای متادیتا

not in V2 configuration. The MinIO implementation above is based on V2 configuration, however it has been extended to allow both DeleteMarker replication and replication of versioned deletes with the `DeleteMarkerReplication` and `DeleteReplication` fields in the replication configuration above. By default, this is set to `Disabled` unless the user specifies it while adding a replication rule.

When an object is deleted from the source bucket, the corresponding replica version will be marked...

labels.maxSize=最大大小
labels.order=順序
labels.purgeSuggestSearchLogDay=刪除以前的建議資訊
labels.q=查詢
labels.roles=角色
labels.suggestSearchLog=建議搜尋日誌
labels.suggestWord=建議詞
labels.targetLabel=標籤
labels.term=搜尋詞
labels.fields=欄位
labels.ex_q=擴展查詢
labels.oldPassword=目前密碼
labels.newPassword=新密碼
labels.confirmNewPassword=確認新密碼

labels.menu_system=系統
labels.menu_wizard=嚮導
labels.menu_crawl_config=通用