In diesem Fall sieht der Client eine *HTTP 500 Internal Server Error*-Response, wie es sein sollte, da wir keine `HTTPException` oder Ähnliches auslösen, aber der Server hat **keine Logs** oder einen anderen Hinweis darauf, was der Fehler war. 😱

### In Abhängigkeiten mit `yield` und `except` immer `raise` verwenden { #always-raise-in-dependencies-with-yield-and-except }

      <span style="background-color:#007166"><font color="#D3D7CF"> tip </font></span>  Running in development mode, for production use:
             <b>fastapi run</b>

             Logs:

     <span style="background-color:#007166"><font color="#D3D7CF"> INFO </font></span>  Will watch for changes in these directories:
             <b>[</b><font color="#4E9A06">&apos;/home/user/code/awesomeapp&apos;</font><b>]</b>

      <span style="background-color:#007166"><font color="#D3D7CF"> tip </font></span>  Running in development mode, for production use:
             <b>fastapi run</b>

             Logs:

     <span style="background-color:#007166"><font color="#D3D7CF"> INFO </font></span>  Will watch for changes in these directories:
             <b>[</b><font color="#4E9A06">&apos;/home/user/code/awesomeapp&apos;</font><b>]</b>

  }

  @AndroidIncompatible // Path (for symlink creation)
  private static void deleteRecursivelyOrLog(Path path) {
    try {
      deleteRecursively(path);
    } catch (IOException e) {
      log.log(WARNING, "Failure cleaning up test directory", e);
    }
  }

  private static ImmutableSet<String> scanResourceNames(ClassLoader loader) throws IOException {

### Additional Components
- **Text Processing** (`org.codelibs.core.text`) - JSON utilities, tokenization, decimal formatting, and text manipulation
- **Logging Abstraction** (`org.codelibs.core.log`) - Flexible logging system supporting JCL (Jakarta Commons Logging) and JUL (Java Util Logging)
- **Concurrent Utilities** (`org.codelibs.core.concurrent`) - Thread-safe collections and concurrency helpers using modern concurrent APIs

            ${{ matrix.java }}
            25
          distribution: 'temurin'
          cache: 'maven'
      - name: 'Install'
        shell: bash
        run: ./mvnw -B -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn -Dtoolchain.skip install -U -DskipTests=true -f $ROOT_POM
      - name: 'Test'
        shell: bash

         *
         * @param source    The source value
         * @param fieldName A description of the field being interpolated. The implementation may use this to
         *                  log stuff.
         * @return The interpolated value.
         */
        String transform(String source, String fieldName);
    }

#   MVNW_REPOURL - repo url base for downloading maven distribution
#   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
#   MVNW_VERBOSE - true: enable verbose log; debug: trace the mvnw script; others: silence the output
# ----------------------------------------------------------------------------

set -euf
[ "${MVNW_VERBOSE-}" != debug ] || set -x

# OS specific support.

{* ../../docs_src/events/tutorial002_py39.py hl[6] *}

Here, the `shutdown` event handler function will write a text line `"Application shutdown"` to a file `log.txt`.

/// info

In the `open()` function, the `mode="a"` means "append", so, the line will be added after whatever is on that file, without overwriting the previous contents.

///

/// tip

- Kube-apiserver: removed `apf_fd` from server logs which could contain data identifying the requesting user ([#108631](https://github.com/kubernetes/kubernetes/pull/108631), [@jupblb](https://github.com/jupblb))