CountDownLatch latch = new CountDownLatch(1);
        List<String> receivedLines = new ArrayList<>();
        Consumer<String> callback = line -> {
            receivedLines.add(line);
            if (receivedLines.size() == 5000) {
                latch.countDown();
            }
        };

    public void test_executePython_blankFilename() {
        pythonJob.filename("");

        try {
            pythonJob.executePython();
            fail("Should throw JobProcessingException");
        } catch (JobProcessingException e) {
            assertEquals("Python script is not specified.", e.getMessage());
        }
    }

    // Test executePython with null filename
    @Test

            try {
                final Instant instant = Instant.from(DateTimeFormatter.ISO_INSTANT.parse(value.toString()));
                return LocalDateTime.ofInstant(instant, ZoneId.systemDefault());
            } catch (final DateTimeParseException e) {
                logger.debug("Invalid date format: {}", value, e);
            }
        }
        return DfTypeUtil.toLocalDateTime(value);
    }

    @SuppressWarnings("unchecked")

                buf.append(c);
            } else {
                try {
                    buf.append(URLEncoder.encode(String.valueOf(c), Constants.UTF_8));
                } catch (final UnsupportedEncodingException e) {
                    // UTF-8 should always be supported, but log if it somehow isn't
                    logger.warn("UTF-8 encoding not supported - this should not happen: char={}", c, e);

                }
                jobLog.setScriptResult(ret.toString());
            }
            jobLog.setJobStatus(Constants.OK);
        } catch (final Throwable t) {
            logger.warn("Failed to execute job: id={}, script={}", id, script, t);
            jobLog.setJobStatus(Constants.FAIL);

        try (final XContentBuilder builder = func.apply(mediaType.contentBuilder(), ToXContent.EMPTY_PARAMS)) {
            builder.flush();
            return builder.getOutputStream();
        } catch (final IOException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Failed to print the output.", e);
            }
            return new ByteArrayOutputStream();
        }
    }

        getDuplicateHost(form).ifPresent(entity -> {
            try {
                duplicateHostService.store(entity);
                saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
            } catch (final Exception e) {
                logger.warn("Failed to process a request.", e);
                throwValidationError(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)),

                try {
                    projectState.verifyTestFilesCleanup(projectPath, projectPathToLeftoverFiles.getValue(projectPath))
                } catch (e: Exception) {
                    exceptions.add(e)
                }
            }

        when {
            exceptions.size == 1 -> throw exceptions.first()

                throw new JobProcessingException(out.toString());
            }
            ComponentUtil.getPopularWordHelper().clearCache();
        } catch (final JobProcessingException e) {
            throw e;
        } catch (final Exception e) {
            throw new JobProcessingException("SuggestCreator Process terminated.", e);
        } finally {
            try {

        }

        final File parentFile = outputFile.getParentFile();
        final Path parentPath = parentFile.toPath();
        try {
            Files.createDirectories(parentPath);
        } catch (final IOException e) {
            logger.warn("Failed to create parent directory: {}", parentFile.getAbsolutePath(), e);
            return false;
        }

        return process(thumbnailId, responseData -> {