// compareSignatureV4 returns true if and only if both signatures
// are equal. The signatures are expected to be HEX encoded strings
// according to the AWS S3 signature V4 spec.
func compareSignatureV4(sig1, sig2 string) bool {
	// The CTC using []byte(str) works because the hex encoding
	// is unique for a sequence of bytes. See also compareSignatureV2.
	return subtle.ConstantTimeCompare([]byte(sig1), []byte(sig2)) == 1
}

    }

    public void bool(BoolCall<DataConfigCQ> boolLambda) {
        bool(boolLambda, null);
    }

    public void bool(BoolCall<DataConfigCQ> boolLambda, ConditionOptionCall<BoolQueryBuilder> opLambda) {
        DataConfigCQ mustQuery = new DataConfigCQ();
        DataConfigCQ shouldQuery = new DataConfigCQ();
        DataConfigCQ mustNotQuery = new DataConfigCQ();

type TestSuiteIAM struct {
	TestSuiteCommon

	ServerTypeDescription string

	// Flag to turn on tests for etcd backend IAM
	withEtcdBackend bool

	endpoint string
	adm      *madmin.AdminClient
	client   *minio.Client
}

func newTestSuiteIAM(c TestSuiteCommon, withEtcdBackend bool) *TestSuiteIAM {
	etcdStr := ""
	if withEtcdBackend {
		etcdStr = " (with etcd backend)"
	}
	return &TestSuiteIAM{

pkg go/build/constraint, method (*NotExpr) String() string
pkg go/build/constraint, method (*OrExpr) Eval(func(string) bool) bool
pkg go/build/constraint, method (*OrExpr) String() string
pkg go/build/constraint, method (*SyntaxError) Error() string
pkg go/build/constraint, method (*TagExpr) Eval(func(string) bool) bool
pkg go/build/constraint, method (*TagExpr) String() string
pkg go/build/constraint, type AndExpr struct

pkg errors, func As(error, interface{}) bool
pkg errors, func Is(error, error) bool
pkg errors, func Unwrap(error) error
pkg go/constant, func Make(interface{}) Value
pkg go/constant, func Val(Value) interface{}
pkg go/token, func IsExported(string) bool
pkg go/token, func IsIdentifier(string) bool
pkg go/token, func IsKeyword(string) bool

	Comment  string
	File     []ZipTestFile
	Obscured bool  // needed for Apple notarization (golang.org/issue/34986)
	Error    error // the error that Opening this file should return
}

type ZipTestFile struct {
	Name     string
	Mode     fs.FileMode
	NonUTF8  bool
	ModTime  time.Time
	Modified time.Time

	// Information describing expected zip file content.

    }

    public void bool(BoolCall<SearchLogCQ> boolLambda) {
        bool(boolLambda, null);
    }

    public void bool(BoolCall<SearchLogCQ> boolLambda, ConditionOptionCall<BoolQueryBuilder> opLambda) {
        SearchLogCQ mustQuery = new SearchLogCQ();
        SearchLogCQ shouldQuery = new SearchLogCQ();
        SearchLogCQ mustNotQuery = new SearchLogCQ();
        SearchLogCQ filterQuery = new SearchLogCQ();

			if !ok {
				continue
			}
			checkedUserList = append(checkedUserList, user)
		}
	}

	listType := r.Form.Get("listType")
	var listSTSKeys, listServiceAccounts bool
	switch listType {
	case madmin.AccessKeyListUsersOnly:
		listSTSKeys = false
		listServiceAccounts = false
	case madmin.AccessKeyListSTSOnly:
		listSTSKeys = true
		listServiceAccounts = false

pkg strings, func CutPrefix(string, string) (string, bool) #42537
pkg strings, func CutSuffix(string, string) (string, bool) #42537
pkg sync, method (*Map) CompareAndDelete(interface{}, interface{}) bool #51972
pkg sync, method (*Map) CompareAndSwap(interface{}, interface{}, interface{}) bool #51972
pkg sync, method (*Map) Swap(interface{}, interface{}) (interface{}, bool) #51972
pkg syscall (freebsd-386-cgo), const SYS_FSTAT = 551 #53280

```Python hl_lines="16"
{!../../docs_src/body/tutorial004.py!}
```

関数パラメータは以下の様に認識されます:

* パラメータが**パス**で宣言されている場合は、優先的にパスパラメータとして扱われます。
* パラメータが**単数型** (`int`、`float`、`str`、`bool` など)の場合は**クエリ**パラメータとして解釈されます。
* パラメータが **Pydantic モデル**型で宣言された場合、リクエスト**ボディ**として解釈されます。

/// note | "備考"

FastAPIは、`= None`があるおかげで、`q`がオプショナルだとわかります。