```Python
with open("./somefile.txt") as f:
    contents = f.read()
    print(contents)
```

Под капотом вызов `open("./somefile.txt")` создаёт объект, называемый «контекстным менеджером».

Когда блок `with` завершается, он обязательно закрывает файл, даже если были исключения.

!important;\n    display: inline-flex !important;\n  }\n}\n\n@media print {\n  .d-print-none {\n    display: none !important;\n  }\n  .d-print-inline {\n    display: inline !important;\n  }\n  .d-print-inline-block {\n    display: inline-block !important;\n  }\n  .d-print-block {\n    display: block !important;\n  }\n  .d-print-table {\n    display: table !important;\n  }\n  .d-print-table-row {\n    display: table-row !important;\n  }\n  .d-print-table-cell {\n    display: table-cell !important;\n  }\n  .d-print-flex...

		return
	}
	if len(complMultipartUpload.Parts) == 0 {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingPart), r.URL)
		return
	}

	if !sort.SliceIsSorted(complMultipartUpload.Parts, func(i, j int) bool {
		return complMultipartUpload.Parts[i].PartNumber < complMultipartUpload.Parts[j].PartNumber
	}) {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPartOrder), r.URL)
		return
	}

            return format(moduleName, paths);
        }

        /**
         * {@return a hash code value based on the raw type and module name}.
         */
        @Override
        public int hashCode() {
            return rawType().hashCode() + 17 * moduleName.hashCode();
        }

        /**
         * {@return whether the given object represents the same type of path as this object}.
         */

		return false
	}
	if !strings.HasSuffix(arg, SlashSeparator) {
		arg += SlashSeparator
	}
	return strings.HasPrefix(descendant, arg)
}

// MetricType - represents the type of a metric.
type MetricType int

const (
	// CounterMT - represents a counter metric.
	CounterMT MetricType = iota
	// GaugeMT - represents a gauge metric.
	GaugeMT
	// HistogramMT - represents a histogram metric.
	HistogramMT
)

///

### Крок 5: поверніть результат

{* ../../docs_src/first_steps/tutorial001.py hl[8] *}

Ви можете повернути `dict`, `list`, а також окремі значення `str`, `int`, ітд.

Також можна повернути моделі Pydantic (про це ви дізнаєтесь пізніше).

        saturatedAdd(loadExceptionCount, other.loadExceptionCount),
        saturatedAdd(totalLoadTime, other.totalLoadTime),
        saturatedAdd(evictionCount, other.evictionCount));
  }

  @Override
  public int hashCode() {
    return Objects.hash(
        hitCount, missCount, loadSuccessCount, loadExceptionCount, totalLoadTime, evictionCount);
  }

  @Override
  public boolean equals(@Nullable Object object) {

        saturatedAdd(loadExceptionCount, other.loadExceptionCount),
        saturatedAdd(totalLoadTime, other.totalLoadTime),
        saturatedAdd(evictionCount, other.evictionCount));
  }

  @Override
  public int hashCode() {
    return Objects.hash(
        hitCount, missCount, loadSuccessCount, loadExceptionCount, totalLoadTime, evictionCount);
  }

  @Override
  public boolean equals(@Nullable Object object) {

	}

	if UTCNow().Sub(pSignValues.Date) > pSignValues.Expires {
		return ErrExpiredPresignRequest
	}

	// Save the date and expires.
	t := pSignValues.Date
	expireSeconds := int(pSignValues.Expires / time.Second)

	// Construct new query.
	query := make(url.Values)
	clntHashedPayload := req.Form.Get(xhttp.AmzContentSha256)
	if clntHashedPayload != "" {

	} `json:"jetStream"`
	Streaming struct {
		Enable             bool   `json:"enable"`
		ClusterID          string `json:"clusterID"`
		Async              bool   `json:"async"`
		MaxPubAcksInflight int    `json:"maxPubAcksInflight"`
	} `json:"streaming"`

	RootCAs *x509.CertPool `json:"-"`
}

// Validate NATSArgs fields
func (n NATSArgs) Validate() error {
	if !n.Enable {
		return nil
	}