code: def get_page(self, url):
          
          if url:
              data = self.feed._request(url, offset=self._offset, since=self._since, before=self._before)
  
              # set values to False to avoid using them for next request
              self._before = False if self._before is not None else None
              self._since = False if self._since is not None else None
              if getattr(self.feed, 'issue65', False):
                  self._offset = False
              if self._since is not None:
                  # we want oldest items first when using 'since'
                  return reversed(data['items'])
              else:
                  return data['items']
          else:
              return []
docs: Get a page of items from API