f74a4a251d395b3e175f99845b01ece0e50a79c3,nilmtk/metergroup.py,MeterGroup,select_top_k,#MeterGroup#Any#,823

Before Change

        if len(appliance_energy_per_meter.T.columns)==1:
            measurement = appliance_energy_per_meter.T.columns[0]
        else:
            measurement = appliance_energy_per_meter.T.isnull().sum().sort().head().index
        top_k_appliance_index = flatten(appliance_energy_per_meter.T.sort(columns=[measurement], ascending=False).head(k).index.tolist())
        meters_top_k = []
        for meter in self.meters:

After Change

            // temp find best measurement
            temp = appliance_energy_per_meter.T.isnull().sum()
            temp.sort()
            measurement = temp.head(1).index[0]
        print(measurement)
        top_k_appliance_index = flatten(appliance_energy_per_meter.T.sort(
            columns=[measurement], ascending=False).head(k).index.tolist())
        meters_top_k = []

Instances