def get_context_data(self, **kwargs):
topic = TopicView()
topic.request = self.request
topic.kwargs = dict(pk=self.object.topic.id)
topic.topic = self.object.topic
topic.object_list = topic.get_queryset()
topic_data = topic.get_context_data()
topic_data['post_list'] = topic_data['post_list'].reverse()
data = super().get_context_data(**kwargs)
topic_data.update(data)
return topic_data
