  
      @classmethod
      def get_default_prefix(cls):
          opts = cls.model._meta
          return '-'.join((opts.app_label, opts.object_name.lower(),
                          cls.ct_field.name, cls.ct_fk_field.name,
          ))
  
      def save_new(self, form, commit=True):
          kwargs = {
 
</s> remove             opts.app_label, opts.object_name.lower(),
 </s> add             opts.app_label, opts.model_name, </s> remove             names.append("%s/%s%s.html" % (opts.app_label, opts.object_name.lower(), self.template_name_suffix))
 </s> add             names.append("%s/%s%s.html" % (opts.app_label, opts.model_name, self.template_name_suffix)) </s> remove                 model = opts.object_name.lower(),
 </s> add                 model = opts.model_name, </s> remove                                (opts.app_label, opts.module_name),
 </s> add                                (opts.app_label, opts.model_name), </s> remove                                (opts.app_label, opts.module_name),
 </s> add                                (opts.app_label, opts.model_name),
        return '-'.join((opts.app_label, opts.model_name,
  
      @classmethod
      def get_default_prefix(cls):
          opts = cls.model._meta
        return '-'.join((opts.app_label, opts.model_name,
                          cls.ct_field.name, cls.ct_fk_field.name,
          ))
  
      def save_new(self, form, commit=True):
          kwargs = {
keep keep keep keep replace keep keep keep keep keep
 Fixed #19689 -- Renamed `Model._meta.module_name` to `model_name`. 
django/contrib/contenttypes/generic.py