docs: def error_handler_404(request):
      """
      500 error handler which includes ``request`` in the context.
  
      Templates: `500.html`
      Context: None
      """
      from django.template import Context, loader
      from django.http import HttpResponseServerError
  
      t = loader.get_template('404.html')
      return HttpResponseServerError(t.render(Context({
          'request': request,
          'settings': settings,
      })))