code: def iter_assets(self, number=-1, etag=None):
          
          url = self._build_url('assets', base_url=self._api)
          return self._iter(number, url, Asset, etag=etag)
docs: Iterate over the assets available for this release.
  
          :param int number: (optional), Number of assets to return
          :param str etag: (optional), last ETag header sent
          :returns: generator of :class:`Asset <Asset>` objects