Future<String> getSearchArtistResultList()async{ 

List<PopularArtistModel> result=await _searchArtistRequest.getSearchArtistResultList(widget.searchWords);

print(result);

if (result.length == 0) {

  return 'no_result';

}

setState(() {

  artistResultList.addAll(result);edeeded

});

return 'have_result';}