code: def get_dict(self):
          
          return {
              'authors': self.authors,
              'date_download': self.date_download,
              'date_modify': self.date_modify,
              'date_publish': self.date_publish,
              'description': self.description,
              'filename': self.filename,
              'image_url': self.image_url,
              'language': self.language,
              'localpath': self.localpath,
              'source_domain': self.source_domain,
              'text': self.text,
              'title': self.title,
              'title_page': self.title_page,
              'title_rss': self.title_rss,
              'url': self.url
          }
docs: Get the dict of the instance of this class.
          :return: