e15f4c77a6bb1f95a0f6477f0f87469fefb546b3,nilmtk/metergroup.py,MeterGroup,mains,#MeterGroup#,303

Before Change

        graph = self.wiring_graph()
        mains = tree_root(graph)
        assert isinstance(mains, ElecMeter), type(mains)
        return mains

    def meters_directly_downstream_of_mains(self):
        meters = nodes_adjacent_to_root(self.wiring_graph())
        assert isinstance(meters, list)

After Change

        elif n_site_meters == 1:
            return site_meters[0]
        else:
            return MeterGroup(meters=site_meters)

    def meters_directly_downstream_of_mains(self):
        meters = nodes_adjacent_to_root(self.wiring_graph())
        assert isinstance(meters, list)

Instances