return this;
    }

    /**
     * Executes the Python script job.
     * Creates a session ID, sets up the execution environment, and runs the Python script
     * with the configured filename and arguments.
     *
     * @return a string containing the execution result and any error messages
     */
    @Override
    public String execute() {
        final StringBuilder resultBuf = new StringBuilder();

     *
     * @return the execution type (e.g., "crawler", "suggest", etc.)
     */
    protected abstract String getExecuteType();

    /**
     * Executes the job with the specified job executor.
     * This method sets the job executor and then calls the abstract execute method.
     *
     * @param jobExecutor the job executor to use for execution
     * @return the execution result message or summary
     */

            }
        }
    }

    /**
     * Executes the crawling process.
     * Starts a new thread for the crawler and optionally waits for its termination.
     * @return The session ID of the crawling process.
     */
    public String execute() {
        if (logger.isInfoEnabled()) {

En particulier, lorsque vous exécutez sur **Kubernetes**, vous ne voudrez probablement **pas** utiliser de workers et plutôt exécuter **un seul processus Uvicorn par conteneur**, mais je vous en parlerai plus en détail dans ce chapitre.

///

## Utiliser plusieurs workers { #multiple-workers }

    public JobExecutor() {
        // Default constructor
    }

    /**
     * Executes a script with the specified script type and content.
     *
     * @param scriptType the type of script to execute
     * @param script the script content to execute
     * @return the result of script execution
     */
    public abstract Object execute(String scriptType, String script);

    /**
     * Initiates shutdown of the job executor.

                    logger.debug("Command execution timeout for user: username={}", username);
                }
                throw new CommandExecutionException("The command execution is timeout for user: " + username);
            }

            final int exitValue = currentProcess.exitValue();

            if (logger.isInfoEnabled()) {

    rect rgba(0, 255, 0, .1)
        code ->> function: say_hi(name="Rick")
        function ->> execute: execute function code
        execute ->> code: return the result
    end

    rect rgba(0, 255, 0, .1)
        code ->> function: say_hi(name="Rick", salutation="Mr.")
        function ->> execute: execute function code
        execute ->> code: return the result
    end

    rect rgba(0, 255, 255, .1)

      if (executeImmediate) {
        new RunnableExecutorPair(runnable, executor).execute();
      }
    }

    void execute() {
      synchronized (runnables) {
        if (executed) {
          return;
        }
        executed = true;
      }

      while (!runnables.isEmpty()) {
        runnables.poll().execute();
      }
    }

    private static class RunnableExecutorPair {

// *num_retvals to the number of outputs.
//
// If async execution is enabled, the call may simply enqueue the execution
// and return "non-ready" handles in `retvals`. Note that any handles contained
// in 'op' should not be mutated till the kernel execution actually finishes.
//
// For sync execution, if any of the inputs to `op` are not ready, this call

* N'importe quel programme, n'importe quel code, **ne peut faire des choses** que lorsqu'il est **exécuté**. Donc, lorsqu'il y a un **processus en cours**.
* Le processus peut être **arrêté** (ou « tué ») par vous ou par le système d'exploitation. À ce moment‑là, il cesse de s'exécuter/d'être exécuté, et il **ne peut plus rien faire**.