## Gerenciadores de contexto

### O que são gerenciadores de contexto

"Gerenciadores de Contexto" são qualquer um dos objetos Python que podem ser utilizados com a declaração `with`.

* `allow_credentials` - Indica que...

#### Content Encryption

func rebalanceLogIf(ctx context.Context, err error, errKind ...interface{}) {
	logger.LogIf(ctx, "rebalance", err, errKind...)
}

func rebalanceLogEvent(ctx context.Context, msg string, args ...interface{}) {
	logger.Event(ctx, "rebalance", msg, args...)
}

func adminLogIf(ctx context.Context, err error, errKind ...interface{}) {
	logger.LogIf(ctx, "admin", err, errKind...)
}

  TFE_CancelCallback callback2;
  bool callback2_invoked = false;
  callback2.context = &callback2_invoked;
  callback2.callback = [](void* context) {
    *reinterpret_cast<bool*>(context) = true;
  };
  TFE_CancellationToken token2 = TFE_CancellationManagerGetToken(c_mgr);
  EXPECT_TRUE(TFE_CancellationManagerRegisterCallback(c_mgr, token2, &callback2,

        .serialNumber(1L)
        .certificateAuthority(1)
        .commonName("root")
        .build()

    // Add a good intermediate CA, and have that issue a good certificate to localhost. Prepare an
    // SSL context for an HTTP client under attack. It includes the trusted CA and a pinned
    // certificate.
    val goodIntermediateCa =
      HeldCertificate.Builder()
        .signedBy(rootCa)
        .certificateAuthority(0)

// parse size from content-range header
func parseSizeFromContentRange(h http.Header) (sz int64, err error) {
	cr := h.Get(xhttp.ContentRange)
	if cr == "" {
		return sz, fmt.Errorf("Content-Range not set")
	}
	parts := contentRangeRegexp.FindStringSubmatch(cr)
	if len(parts) != 4 {
		return sz, fmt.Errorf("invalid Content-Range header %s", cr)
	}
	if parts[3] == "*" {

		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminConfigTooLarge), r.URL)
		return
	}

	// Ensure body content type is opaque to ensure that request body has not
	// been interpreted as form data.
	contentType := r.Header.Get("Content-Type")
	if contentType != "application/octet-stream" {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrBadRequest), r.URL)
		return
	}

	getUsersSysType() UsersSysType
	loadPolicyDoc(ctx context.Context, policy string, m map[string]PolicyDoc) error
	loadPolicyDocWithRetry(ctx context.Context, policy string, m map[string]PolicyDoc, retries int) error
	loadPolicyDocs(ctx context.Context, m map[string]PolicyDoc) error
	loadUser(ctx context.Context, user string, userType IAMUserType, m map[string]UserIdentity) error
	loadSecretKey(ctx context.Context, user string, userType IAMUserType) (string, error)

func (client mockPromAPI) CleanTombstones(ctx context.Context) error {
	return nil
}

func (client mockPromAPI) Config(ctx context.Context) (promv1.ConfigResult, error) {
	return promv1.ConfigResult{}, nil
}

func (client mockPromAPI) DeleteSeries(ctx context.Context, matches []string, startTime time.Time, endTime time.Time) error {
	return nil
}

func (client mockPromAPI) Flags(ctx context.Context) (promv1.FlagsResult, error) {