* <a href="https://github.com/tiangolo/full-stack" class="external-link" target="_blank">https://github.com/tiangolo/full-stack</a>
* <a href="https://github.com/tiangolo/full-stack-flask-couchbase" class="external-link" target="_blank">https://github.com/tiangolo/full-stack-flask-couchbase</a>

## A "callable" instance { #a-callable-instance }

In Python there's a way to make an instance of a class a "callable".

Not the class itself (which is already a callable), but an instance of that class.

To do that, we declare a method `__call__`:

{* ../../docs_src/dependencies/tutorial011_an_py39.py hl[12] *}

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;

/**
 * Unit tests for TransportException class
 */
public class TransportExceptionTest {

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should create exception with no arguments")
        void testDefaultConstructor() {

      level = Level.FINEST
    }

  private fun applyLogger(fn: Logger.() -> Unit) {
    Logger.getLogger(OkHttpClient::class.java.`package`.name).fn()
    Logger.getLogger(OkHttpClient::class.java.name).fn()
    Logger.getLogger(Http2::class.java.name).fn()
    Logger.getLogger(TaskRunner::class.java.name).fn()
    Logger.getLogger("javax.net.ssl").fn()
  }

import org.junit.jupiter.params.provider.NullSource;
import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.junit.jupiter.MockitoExtension;

@ExtendWith(MockitoExtension.class)
class SMBSignatureValidationExceptionTest {

    // Happy path: default constructor creates an exception with no message/cause
    @Test
    @DisplayName("Default ctor: null message/cause and success status")

<div class="termy">

```console
$ pip install "fastapi[standard]"

---> 100%
```

</div>

👆 🔜 💪 🔫 💽, 🏭 ✅ <a href="https://www.uvicorn.org" class="external-link" target="_blank">Uvicorn</a> ⚖️ <a href="https://github.com/pgjones/hypercorn" class="external-link" target="_blank">Hypercorn</a>.

<div class="termy">

```console
$ pip install "uvicorn[standard]"

---> 100%
```

</div>

## התקנה

<div dir="ltr" class="termy">

```console
$ pip install fastapi

---> 100%
```

</div>

תצטרכו גם שרת ASGI כגון <a href="https://www.uvicorn.org" class="external-link" target="_blank">Uvicorn</a> או <a href="https://github.com/pgjones/hypercorn" class="external-link" target="_blank">Hypercorn</a>.

<div dir="ltr" class="termy">

    * <a href="https://x.com/fastapi" class="external-link" target="_blank">**X (Twitter)**의 @fastapi를 팔로우</a> (별도 계정에서) 할 수 있습니다.
* <a href="https://www.linkedin.com/in/tiangolo/" class="external-link" target="_blank">**LinkedIn**에서 팔로우하기.</a>.
    * 새로운 툴의 발표나 출시 소식을 받아보십시오. (단, X (Twitter)를 더 자주 사용합니다 🤷‍♂).

import jcifs.internal.util.SMBUtil;

class ServerMessageBlock2Test {

    @Mock
    private Configuration mockConfig;

    @Mock
    private Smb2SigningDigest mockDigest;

    @Mock
    private ServerMessageBlock2Response mockResponse;

    private TestServerMessageBlock2 testMessage;

    // Test implementation of abstract class
    private static class TestServerMessageBlock2 extends ServerMessageBlock2 {

import org.lastaflute.web.response.HtmlResponse;

/**
 * Abstract base action class for handling login functionality in Fess.
 * This action provides logic for redirecting authenticated users to appropriate
 * admin interfaces based on their roles and permissions.
 */
public abstract class FessLoginAction extends FessSearchAction {
    /**
     * Default constructor.
     */
    public FessLoginAction() {