contabilidad/api/setup/settings/02_common.php

<?php
use Psr\Container\ContainerInterface as Container;

return [
  'folders' => function(Container $c) {
    $arr = [
      'base' => dirname(__DIR__, 2)
    ];
    $arr['resources'] = implode(DIRECTORY_SEPARATOR, [
      $arr['base'],
      'resources'
    ]);
    $arr['routes'] = implode(DIRECTORY_SEPARATOR, [
      $arr['resources'],
      'routes'
    ]);
    $arr['public'] = implode(DIRECTORY_SEPARATOR, [
      $arr['base'],
      'public'
    ]);
    return (object) $arr;
  },
  'urls' => function(Container $c) {
    $arr = [
      'python' => 'http://python:5000'
    ];
    return (object) $arr;
  }
];