(self)
return list(tz.unique(tz.concatv(
            util.columns_in_filters(self.alts_predict_filters),
            util.columns_in_filters(self.alts_fit_filters))))
Columns from the alternatives table that are used for filtering.
Columns from the alternatives table that are used for filtering.
Columns from the alternatives table that are used for filtering .
def alts_columns_used(self):
        """
        Columns from the alternatives table that are used for filtering.

        """
        return list(tz.unique(tz.concatv(
            util.columns_in_filters(self.alts_predict_filters),
            util.columns_in_filters(self.alts_fit_filters))))
def alts_columns_used ( self ) : return list ( tz . unique ( tz . concatv ( util . columns_in_filters ( self . alts_predict_filters ) , util . columns_in_filters ( self . alts_fit_filters ) ) ) )