type ContextTraceType string

// ContextTraceKey is the key of TraceCtxt saved in a Golang context
const ContextTraceKey = ContextTraceType("ctx-trace-info")

// TraceCtxt holds related tracing data of a http request.
type TraceCtxt struct {
	RequestRecorder  *xhttp.RequestRecorder
	ResponseRecorder *xhttp.ResponseRecorder

	FuncName string
	AmzReqID string

        Provider<File> checkoutDir = versionInfoProvider.map(info -> new File(project.getBuildDir(), "bwc/checkout-" + info.branch));
        BwcSetupExtension bwcSetupExtension = project.getExtensions()
            .create("bwcSetup", BwcSetupExtension.class, project, versionInfoProvider, bwcTaskThrottleProvider, checkoutDir);
        BwcGitExtension gitExtension = project.getPlugins().apply(InternalBwcGitPlugin.class).getGitExtension();

 *       .where(new TypeParameter<T>() {}, elementType);
 * }
 * }
 *
 * @author Ben Yu
 * @since 12.0
 */
/*
 * A nullable bound would let users create a TypeParameter instance for a parameter with a nullable
 * bound. However, it would also let them create `new TypeParameter<@Nullable T>() {}`, which
 * wouldn't behave as users might expect. Additionally, it's not clear how the TypeToken API could

<div class="termy">

```console
$ pip install sqlmodel
---> 100%
```

</div>

## 단일 모델로 애플리케이션 생성하기 { #create-the-app-with-a-single-model }

우선 단일 **SQLModel** 모델을 사용하여 애플리케이션의 가장 간단한 첫 번째 버전을 생성해보겠습니다.

이후 아래에서 **여러 모델**로 보안과 유연성을 강화하며 개선하겠습니다. 🤓

### 모델 생성하기 { #create-models }

`SQLModel`을 가져오고 데이터베이스 모델을 생성합니다:

{* ../../docs_src/sql_databases/tutorial001_an_py310.py ln[1:11] hl[7:11] *}

    private final String scriptType;

    /**
     * Default constructor that creates a DocBoostMatcher with default script type.
     * Uses the default script engine as defined in Constants.DEFAULT_SCRIPT.
     */
    public DocBoostMatcher() {
        scriptType = Constants.DEFAULT_SCRIPT;
    }

    /**
     * Constructor that creates a DocBoostMatcher from a BoostDocumentRule.
     *

     */
    byte[] getServerEncryptionKey();

    /**
     * Gets or creates an SMB session for the given context.
     *
     * @param ctx the CIFS context
     * @return session
     */
    SmbSession getSmbSession(CIFSContext ctx);

    /**
     * Gets or creates an SMB session for the specified target.
     *
     * @param tf the CIFS context

    private List<WitnessNotificationResponse> notifications;

    /**
     * Creates a new WitnessAsyncNotify RPC message.
     */
    public WitnessAsyncNotifyMessage() {
        super(WITNESS_ASYNC_NOTIFY);
        this.contextHandle = new byte[20];
        this.notifications = new ArrayList<>();
    }

    /**
     * Creates a new WitnessAsyncNotify RPC message with the specified context handle.
     *

    @Test
    void testList_ok() {
        checkGetMethod(Collections.emptyMap(), getListEndpointSuffix() + "/").then().body("response.status", equalTo(0));
    }

    @Test
    void testUpload_ok() {
        // Create a test file content
        String fileContent = "Test file content for storage upload";

        // Upload file
        Response response = given().header("Authorization", getTestToken())

  public void testEquals_containingNullKey() {
    Collection<Entry<K, V>> entries = getSampleEntries(getNumEntries() - 1);
    entries.add(entry(null, v3()));

    resetContainer(getSubjectGenerator().create(entries.toArray()));
    assertTrue(
        "A Map should equal any other Map containing the same entries,"
            + " even if some keys are null.",
        getMap().equals(newHashMap(entries)));
  }

from pydantic import BaseModel

app = FastAPI()

reusable_oauth2 = OAuth2(
    flows={
        "password": {
            "tokenUrl": "token",
            "scopes": {"read:users": "Read the users", "write:users": "Create users"},
        }
    }
)


class User(BaseModel):
    username: str


# Here we use string annotations to test them
def get_current_user(oauth_header: "str" = Security(reusable_oauth2)):