docs: def i18n_javascript(self, request):
          """
          Displays the i18n JavaScript that the Django admin requires.
  
          This takes into account the USE_I18N setting. If it's set to False, the
          generated JavaScript will be leaner and faster.
          """
          if settings.USE_I18N:
              from django.views.i18n import javascript_catalog
          else:
              from django.views.i18n import null_javascript_catalog as javascript_catalog
          return javascript_catalog(request, packages=['media_tree'])