shouldFail: false,
	},
	{
		header:     http.Header{crypto.MetaAlgorithm: []string{crypto.InsecureSealAlgorithm}},
		shouldFail: false,
	},
	{
		header:     http.Header{crypto.MetaSealedKeySSEC: []string{"mac"}},
		shouldFail: false,
	},
	{
		header:     http.Header{ReservedMetadataPrefix + "Key": []string{"value"}},
		shouldFail: true,
	},
}

func TestContainsReservedMetadata(t *testing.T) {

```Python
    first_name: str, last_name: str
```

Chính là nó.

Những thứ đó là "type hints":

{* ../../docs_src/python_types/tutorial002.py hl[1] *}


Đó không giống như khai báo những giá trị mặc định giống như:

```Python
    first_name="john", last_name="doe"
```

Nó là một thứ khác.

Chúng ta sử dụng dấu hai chấm (`:`), không phải dấu bằng (`=`).

var preferredCiphers = []string{
	"******@****.***", gcm256CipherID,
	chacha20Poly1305ID,
	"aes128-ctr", "aes192-ctr", "aes256-ctr",
}

// supportedMACs specifies a default set of MAC algorithms in preference order.
// This is based on RFC 4253, section 6.4, but with hmac-md5 variants removed
// because they have reached the end of their useful life.

application/futuresplash       spl              # Macromedia Flash
application/hep                hep              # Hummingbird Host Explorer Profiles
application/lotus-123          wks              # Lotus 123
application/mac-binhex40       hqx              # Macintosh binhexed archives
application/mspowerpoint       ppt              # Microsoft Powerpoint
application/msword             doc              # Microsoft Word

CHC,EAAG,SACHC,EAAG,SACHC,EAAG,SACHC,EAAG,UAEPgP,GAAc,CACVC,SAAK,IACLC,SAAK,IACLC,SAAK,IACLC,SAAK,IACLC,SAAK,IACLC,SAAK,IACLC,SAAK,IACLC,SAAK,IACLC,SAAK,IACLC,SAAK,KAGb3iC,EAAM0X,aAAa,QAAS,CAExBhJ,OAAQ,8VAAsEK,MAC1E,KAEJN,YAAa,8VAAsEM,MAC/E,KAEJkD,SAAU,ySAAyDlD,MAC/D,KAEJiD,cAAe,yJAAiCjD,MAAM,KACtDgD,YAAa,yJAAiChD,MAAM,KACpDxF,eAAgB,CACZ2L,GAAI,4BACJD,IAAK,+BACLE,EAAG,aACHC,GAAI,cACJC,IAAK,yCACLC,KAAM,gDAEVZ,SAAU,CACNC,QAAS,oBACTC,QAAS,oBACTC,SAAU,sCACVC,QAAS,oBACTC,SAAU,4CACVC,SAAU,KAEdQ,aAAc,C...

<div class="termy">

```console
$ uv venv
```

</div>

/// tip

Mặc định, `uv` sẽ tạo một môi trường ảo trong một thư mục có tên `.venv`.

Nhưng bạn có thể tùy chỉnh nó bằng cách thêm một đối số với tên thư mục.

///

////

// access is disabled.
func autoGenerateRootCredentials() auth.Credentials {
	if GlobalKMS == nil {
		return globalActiveCred
	}

	aKey, err := GlobalKMS.MAC(GlobalContext, &kms.MACRequest{Message: []byte("root access key")})
	if IsErrIgnored(err, kes.ErrNotAllowed, kms.ErrNotSupported, errors.ErrUnsupported, kms.ErrPermission) {

mingw=false
case "$(uname)" in
CYGWIN*) cygwin=true ;;
MINGW*) mingw=true ;;
Darwin*)
  darwin=true
  # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home
  # See https://developer.apple.com/library/mac/qa/qa1170/_index.html
  if [ -z "$JAVA_HOME" ]; then
    if [ -x "/usr/libexec/java_home" ]; then
      JAVA_HOME="$(/usr/libexec/java_home)"
      export JAVA_HOME
    else
      JAVA_HOME="/Library/Java/Home"

    throw rethrown
  } catch (_: Exception) {
  }
}

/**
 * Returns true if file streams can be manipulated independently of their paths. This is typically
 * true for systems like Mac, Unix, and Linux that use inodes in their file system interface. It is
 * typically false on Windows.
 *
 * If this returns false we won't permit simultaneous reads and writes. When writes commit we need

     */
    public static final long MILLISECONDS_BETWEEN_1970_AND_1601 = 11644473600000L;

    /**
     * Seconds between January 1, 1904 and January 1, 1970 (Mac epoch).
     */
    public static final long SEC_BETWEEEN_1904_AND_1970 = 2082844800L;

    /**
     * Time encoding type: 1970 epoch, 32-bit seconds, big-endian.
     */