## Context Managers { #context-managers }

### "Context Managers" Nedir? { #what-are-context-managers }

"Context Managers", `with` ifadesiyle kullanabildiğiniz Python nesneleridir.

	}
	ok, err := clnt.BucketExists(r.Context(), bucket)
	if err != nil {
		return nil, err
	}
	if !ok {
		return nil, os.ErrNotExist
	}

	pr, pw := io.Pipe()

	wa := &writerAt{
		buffer: make(map[int64][]byte),
		w:      pw,
		r:      pr,
		wg:     &sync.WaitGroup{},
	}
	wa.wg.Add(1)
	go func() {
		oi, err := clnt.PutObject(r.Context(), bucket, object, pr, -1, minio.PutObjectOptions{

    /**
     * Converts a Lucene BooleanQuery to an OpenSearch BoolQueryBuilder.
     * @param context The query context.
     * @param booleanQuery The boolean query to convert.
     * @param boost The boost factor to apply.
     * @return The converted BoolQueryBuilder.
     */
    protected QueryBuilder convertBooleanQuery(final QueryContext context, final BooleanQuery booleanQuery, final float boost) {

	return nil, errFaultyDisk
}

func (a badDisk) CreateFile(ctx context.Context, origvolume, volume, path string, size int64, reader io.Reader) error {
	return errFaultyDisk
}

func (badDisk) Hostname() string {
	return ""
}

const oneMiByte = 1 * humanize.MiByte

var erasureEncodeTests = []struct {
	dataBlocks                   int

     * @return The access context.
     */
    public AccessContext create(final AccessContextResource resource, final UserTypeSupplier userTypeSupplier,
            final UserBeanSupplier userBeanSupplier, final AppTypeSupplier appTypeSupplier) {
        final AccessContext context = new AccessContext();
        context.setAccessLocalDateTimeProvider(() -> timeManager.currentDateTime());

     *
     * @param projectDirectory The base directory of the current project, may be {@code null} if profile activation
     *                         happens in the context of metadata retrieval rather than project building.
     * @return This context, never {@code null}.
     */
    public DefaultProfileActivationContext setProjectDirectory(File projectDirectory) {
        this.projectDirectory = projectDirectory;

		return nil
	}
	clnt.SetCustomTransport(globalRemoteTargetTransport)
	return clnt
}

// heartBeat performs liveness check on remote endpoints.
func (sys *BucketTargetSys) heartBeat(ctx context.Context) {
	hcTimer := time.NewTimer(defaultHealthCheckDuration)
	defer hcTimer.Stop()
	for {
		select {
		case <-hcTimer.C:
			sys.hMutex.RLock()
			eps := make([]madmin.ServerProperties, 0, len(sys.hc))

			},
			nil, nil,
		},
		// Checks if wrapped context cancellation errors are grouped as one.
		{canceledErrs, nil, context.Canceled},
	}
	// Validates list of all the testcases for returning valid errors.
	for i, testCase := range testCases {
		gotErr := reduceReadQuorumErrs(t.Context(), testCase.errs, testCase.ignoredErrs, 5)
		if gotErr != testCase.err {

	case *ast.BlockStmt:
		f.walk(n.List, context, visit)
	case *ast.IfStmt:
		f.walk(n.Init, ctxStmt, visit)
		f.walk(&n.Cond, ctxExpr, visit)
		f.walk(n.Body, ctxStmt, visit)
		f.walk(n.Else, ctxStmt, visit)
	case *ast.CaseClause:
		if context == ctxTypeSwitch {
			context = ctxType
		} else {
			context = ctxExpr
		}
		f.walk(n.List, context, visit)
		f.walk(n.Body, ctxStmt, visit)

            boolean exclusive);

    /**
     * Gets or creates an SMB transport for the given context.
     *
     * @param tc
     *            context to use
     * @param address the server address
     * @param port the port number
     * @param localAddr the local address to bind to
     * @param localPort the local port to bind to