def setPropertyDataSource(self, newDataSource):
        raise NotImplementedError
get_vt_zip(host:str, port: str, db_name: str, vt_id:str) -> str
dataset/ETHPy150Open rwl/muntjac/muntjac/data/property.py/IViewer.setPropertyDataSource--crossover with--dataset/ETHPy150Open VisTrails/VisTrails/vistrails/gui/application_server.py/RequestHandler.get_vt_zip