public static Closer create() {
    return new Closer(SUPPRESSING_SUPPRESSOR);
  }

  @VisibleForTesting final Suppressor suppressor;

  // only need space for 2 elements in most cases, so try to use the smallest array possible
  private final Deque<Closeable> stack = new ArrayDeque<>(4);
  @CheckForNull private Throwable thrown;

  @VisibleForTesting
  Closer(Suppressor suppressor) {

      i++
    }
    val groupLength = i - groupOffset
    if (groupLength == 0 || groupLength > 4) return null // Group is the wrong size.

    // We've successfully read a group. Assign its value to our byte array.
    address[b++] = (value.ushr(8) and 0xff).toByte()
    address[b++] = (value and 0xff).toByte()
  }

  // All done. If compression happened, we need to move bytes to the right place in the

            SYSTEM = new SID("S-1-5-18");
        }
        catch ( SmbException se ) {
            log.error("Failed to create builtin SIDs", se);
        }
    }


    /**
     * Convert a sid_t to byte array
     * 
     * @param sid
     * @return byte encoded form
     */
    public static byte[] toByteArray ( rpc.sid_t sid ) {
        byte[] dst = new byte[1 + 1 + 6 + sid.sub_authority_count * 4];

        String artifactId = (String) ReflectionValueExtractor.evaluate("project.dependencies[1].artifactId", project);

        assertEquals("dep2", artifactId);

        // Array

        dependency = (Dependency) ReflectionValueExtractor.evaluate("project.dependenciesAsArray[0]", project);

        assertNotNull(dependency);

        assertEquals("dep1", dependency.getArtifactId());

{!> ../../docs_src/body_nested_models/tutorial007.py!}
```

////

/// info

请注意 `Offer` 拥有一组 `Item` 而反过来 `Item` 又是一个可选的 `Image` 列表是如何发生的。

///

## 纯列表请求体

如果你期望的 JSON 请求体的最外层是一个 JSON `array`（即 Python `list`），则可以在路径操作函数的参数中声明此类型，就像声明 Pydantic 模型一样：

```Python
images: List[Image]
```

例如：

//// tab | Python 3.9+

```Python hl_lines="13"

func (db *DB) CreateInBatches(value interface{}, batchSize int) (tx *DB) {
	reflectValue := reflect.Indirect(reflect.ValueOf(value))

	switch reflectValue.Kind() {
	case reflect.Slice, reflect.Array:
		var rowsAffected int64
		tx = db.getInstance()

		// the reflection length judgment of the optimized value
		reflectLen := reflectValue.Len()

		callFc := func(tx *DB) error {

// This is usually orders of magnitude faster than actually sorting.
func (m metaCacheEntries) isSorted() bool {
	return sort.SliceIsSorted(m, m.less)
}

// shallowClone will create a shallow clone of the array objects,
// but object metadata will not be cloned.
func (m metaCacheEntries) shallowClone() metaCacheEntries {
	dst := make(metaCacheEntries, len(m))
	copy(dst, m)
	return dst
}

	if err != nil {
		err = msgp.WrapError(err, "Error")
		return
	}
	return
}

// EncodeMsg implements msgp.Encodable
func (z *DiskInfo) EncodeMsg(en *msgp.Writer) (err error) {
	// array header, size 18
	err = en.Append(0xdc, 0x0, 0x12)
	if err != nil {
		return
	}
	err = en.WriteUint64(z.Total)
	if err != nil {
		err = msgp.WrapError(err, "Total")
		return
	}

```

/// info

`**second_user_data` bedeutet:

Nimm die Schlüssel-Wert-Paare des `second_user_data` <abbr title="Dictionary – Wörterbuch: In anderen Programmiersprachen auch Hash, Map, Objekt, Assoziatives Array genannt">Dicts</abbr> und übergib sie direkt als Schlüsselwort-Argumente. Äquivalent zu: `User(id=4, name="Mary", joined="2018-11-30")`.

///

### Editor Unterstützung

But by default, it all **"just works"**.

### Validation

* Validation for most (or all?) Python **data types**, including:
    * JSON objects (`dict`).
    * JSON array (`list`) defining item types.
    * String (`str`) fields, defining min and max lengths.
    * Numbers (`int`, `float`) with min and max values, etc.

* Validation for more exotic types, like:
    * URL.
    * Email.