code: def add(self, *args, **kwargs):
          
          if len(args) == 1 and not kwargs and isinstance(args[0], FeedEntry):
              self.entries.append(args[0])
          else:
              kwargs['feed_url'] = self.feed_url
              kwargs['timezone'] = self.timezone
              self.entries.append(FeedEntry(*args, **kwargs))
docs: Add a new entry to the feed.  This function can either be called
          with a :class:`FeedEntry` or some keyword and positional arguments
          that are forwarded to the :class:`FeedEntry` constructor.