def _combine_apply(self, datas, fitted_feature):
        data = concat(datas, axis=1)
        decomposer = fitted_feature.prepped_data
        decomp = decomposer.transform(data)
        df = DataFrame(decomp,
                    columns=[i%'Vector%d' for i in range(decomp.shape[1])],
                    index=data.index)
        return df
dataset/ETHPy150Open kvh/ramp/ramp/features/combo.py/DimensionReduction._combine_apply/swapped operands of `%`