} else {
			msg = "a fatal error"
		}
	} else {
		msg = fmt.Sprintf(msg, data...)
	}
	consoleLog(fatalMessage, errorFmtFunc(msg, err, jsonFlag))
}

var fatalMessage fatalMsg

type fatalMsg struct{}

func (f fatalMsg) json(msg string, args ...any) {
	var message string
	if msg != "" {
		message = fmt.Sprintf(msg, args...)
	} else {
		message = fmt.Sprint(args...)
	}
	logJSON, err := json.Marshal(&log.Entry{

	"gorm.io/driver/mysql"
	"gorm.io/driver/postgres"
	"gorm.io/driver/sqlite"
	"gorm.io/driver/sqlserver"
	"gorm.io/gorm"
	"gorm.io/gorm/logger"
	. "gorm.io/gorm/utils/tests"
)

var DB *gorm.DB
var (
	mysqlDSN     = "gorm:gorm@tcp(localhost:9910)/gorm?charset=utf8&parseTime=True&loc=Local"
	postgresDSN  = "user=gorm password=gorm dbname=gorm host=localhost port=9920 sslmode=disable TimeZone=Asia/Shanghai"

		},
		config.KV{
			Key:   UserIDClaim,
			Value: "",
		},
	}
)

var errSingleProvider = config.Errorf("Only one OpenID provider can be configured if not using role policy mapping")

// DummyRoleARN is used to indicate that the user associated with it was
// authenticated via policy-claim based OpenID provider.
var DummyRoleARN = func() arn.ARN {
	v, err := arn.NewIAMRoleARN("dummy-internal", "")
	if err != nil {

	case formatUnknown:
		r = bf
	default:
		return fmt.Errorf("Unsupported format %s", f)
	}
	tarReader := tar.NewReader(r)
	n := 0
	asyncWriters := make(chan struct{}, 16)
	var wg sync.WaitGroup

	var asyncErr error
	var asyncErrMu sync.Mutex
	for {
		if !o.ignoreErrs {
			asyncErrMu.Lock()
			err := asyncErr
			asyncErrMu.Unlock()
			if err != nil {
				return err
			}
		}

	v := BucketReplicationStat{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	en := msgp.NewWriter(msgp.Nowhere)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.EncodeMsg(en)
	}
	en.Flush()
}

func BenchmarkDecodeBucketReplicationStat(b *testing.B) {
	v := BucketReplicationStat{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)

user  nginx;
worker_processes  auto;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;

events {
    worker_connections  4096;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '

    if var_name.startswith(prefix):
      return True
  return False


def main(parsed_args: argparse.Namespace):
  converted_vars = {}

  for var, value in os.environ.items():
    if not value or not should_convert(var,
                                       parsed_args.blacklist,
                                       parsed_args.whitelist_prefix):
      continue

func BenchmarkEncodeChecksumInfo(b *testing.B) {
	v := ChecksumInfo{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	en := msgp.NewWriter(msgp.Nowhere)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.EncodeMsg(en)
	}
	en.Flush()
}

func BenchmarkDecodeChecksumInfo(b *testing.B) {
	v := ChecksumInfo{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)

}

var loong64LasxArngExtMap = map[string]int16{
	"B32": loong64.ARNG_32B,
	"H16": loong64.ARNG_16H,
	"W8":  loong64.ARNG_8W,
	"V4":  loong64.ARNG_4V,
	"Q2":  loong64.ARNG_2Q,
}

// Loong64RegisterExtension constructs an Loong64 register with extension or arrangement.
func Loong64RegisterExtension(a *obj.Addr, ext string, reg, num int16, isAmount, isIndex bool) error {
	var ok bool
	var arngType int16

{* ../../docs_src/dependencies/tutorial005_an_py310.py hl[8:9] *}

It declares an optional query parameter `q` as a `str`, and then it just returns it.

This is quite simple (not very useful), but will help us focus on how the sub-dependencies work.

## Second dependency, "dependable" and "dependant" { #second-dependency-dependable-and-dependant }