simple_tmgmt-1.0.x-dev/modules/simple_tmgmt_file/simple_tmgmt_file.module

<?php

/**
 * @file
 * Contains simple_tmgmt_file.module.
 */

use Drupal\Core\Routing\RouteMatchInterface;

/**
 * Implements hook_help().
 */
function simple_tmgmt_file_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    // Main module help for the simple_tmgmt_file module.
    case 'help.page.simple_tmgmt_deepl':
      $output = '';
      $output .= '<h3>' . t('About') . '</h3>';
      $output .= '<p>' . t('Sends a File (xlf, html) by mail and optionally adds a deadline.') . '</p>';
      return $output;

    default:
  }
}