* Returns the value associated with the specified key, or {@code null} if there is no such value.
   *
   * <p>Specifically, if any range in this range map contains the specified key, the value
   * associated with that range is returned.
   */
  @CheckForNull
  V get(K key);

  /**
   * Returns the range containing this key and its associated value, if such a range is present in
   * the range map, or {@code null} otherwise.
   */

```Python hl_lines="6-7  21-22"
{!../../docs_src/response_directly/tutorial001.py!}
```

/// note | "Technische Details"

Sie können auch `from starlette.responses import JSONResponse` verwenden.

**FastAPI** bietet dieselben `starlette.responses` auch via `fastapi.responses` an, als Annehmlichkeit für Sie, den Entwickler. Die meisten verfügbaren Responses kommen aber direkt von Starlette.

///

Wenn Sie eine `requirements.txt`-Datei verwenden, können Sie die Version wie folgt angeben:

```txt
fastapi==0.45.0
```

Das würde bedeuten, dass Sie genau die Version `0.45.0` verwenden.

Oder Sie können sie auch anpinnen mit:

```txt
fastapi>=0.45.0,<0.46.0
```

 * sum that is used for purposes such as collecting statistics, not for fine-grained synchronization
 * control. Under low update contention, the two classes have similar characteristics. But under
 * high contention, expected throughput of this class is significantly higher, at the expense of
 * higher space consumption.
 *
 * <p>This class extends {@link Number}, but does not define methods such as {@code

### Security Integration Tests

- **Location**: `tests/integration/security`
- **Purpose**: Tests related to the security features and components of Istio, such as authentication and authorization mechanisms.
- **Focus**:
  1. Authentication and authorization mechanisms.
  1. Interaction between security components and Istio control plane.

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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE