## [Calls](https://square.github.io/okhttp/5.x/okhttp/okhttp3/-call/)

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3

import kotlin.reflect.KClass
import okio.Timeout

open class FailingCall : Call {
  override fun request(): Request = error("unexpected")

  override fun execute(): Response = error("unexpected")

  override fun enqueue(responseCallback: Callback): Unit = error("unexpected")

 */
package okhttp3.survey.ssllabs

import com.squareup.moshi.Moshi
import okhttp3.Call
import okhttp3.OkHttpClient
import okhttp3.survey.types.Client
import okhttp3.survey.types.SuiteId
import retrofit2.Retrofit
import retrofit2.converter.moshi.MoshiConverterFactory

class SslLabsClient(
  callFactory: Call.Factory,
) {
  private val moshi = Moshi.Builder().build()

    before.assertRun();
    after.assertRun();
  }

  @SuppressWarnings("nullness") // test of a bogus call
  public void testNullListener() {
    assertThrows(NullPointerException.class, () -> future.addListener(null, directExecutor()));
  }

  @SuppressWarnings("nullness") // test of a bogus call
  public void testNullExecutor() {
    assertThrows(NullPointerException.class, () -> future.addListener(doNothing(), null));

     * the current thread is interrupted before or during the call, even if the value is already
     * available.
     *
     * @throws InterruptedException if the current thread was interrupted before or during the call
     *     (optional but recommended).
     * @throws CancellationException {@inheritDoc}
     */
    @CanIgnoreReturnValue

   * receiving. With duplex the request and response may be interleaved! That is, request body bytes
   * may be sent after response headers or body bytes have been received.
   *
   * Though any call may be initiated as a duplex call, only web servers that are specially
   * designed for this nonstandard interaction will use it. As of 2019-01, the only widely-used
   * implementation of this pattern is [gRPC][grpc].
   *

        "multiset.size() should be the sum of the counts of all entries",
        size,
        getMultiset().size());
  }

  /** Call the {@code setCount()} method under test, and check its return value. */
  abstract void setCountCheckReturnValue(E element, int count);

  /**
   * Call the {@code setCount()} method under test, but do not check its return value. Callers

        JAASAuthenticator auth = buildAuthenticator(variant);

        // First call attempts a JAAS login; behavior depends on JAAS configuration
        Subject first = auth.getSubject();

        // Second call should return cached value (same as first)
        Subject second = auth.getSubject();
        if (first == null && second == null) {

	objAPI := api.ObjectAPI()
	if objAPI == nil {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
		return
	}

	// Allow GetBucketWebsite if policy action is set, since this is a dummy call
	// we are simply re-purposing the bucketPolicyAction.
	if s3Error := checkRequestAuthType(ctx, r, policy.GetBucketPolicyAction, bucket, ""); s3Error != ErrNone {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)

# Debugging { #debugging }

You can connect the debugger in your editor, for example with Visual Studio Code or PyCharm.

## Call `uvicorn` { #call-uvicorn }

In your FastAPI application, import and run `uvicorn` directly:

{* ../../docs_src/debugging/tutorial001_py310.py hl[1,15] *}

### About `__name__ == "__main__"` { #about-name-main }