use generator to reduce memory usage
use generator to reduce memory usage

jonashaag/jedi,dwillmer/jedi,tjwei/jedi,flurischt/jedi,flurischt/jedi,mfussenegger/jedi,WoLpH/jedi,jonashaag/jedi,WoLpH/jedi,dwillmer/jedi,tjwei/jedi,mfussenegger/jedi