code: def app_labels(apps_list):
      
      if AppConfig is None:
          return [app.split('.')[-1] for app in apps_list]
      return [AppConfig.create(app).label for app in apps_list]
docs: Returns a list of app labels of the given apps_list, now properly handles
       new Django 1.7+ application registry.
  
      https://docs.djangoproject.com/en/1.8/ref/applications/#django.apps.AppConfig.label