def add_vistrail(self, *objs):
        raise NotImplementedError("Subclass must implement add_vistrail!")
[<channel>] [<nick>]
dataset/ETHPy150Open VisTrails/VisTrails/vistrails/core/application.py/VistrailsApplicationInterface.add_vistrail--crossover with--dataset/ETHPy150Open ProgVal/Limnoria/plugins/Seen/plugin.py/Seen.since