基准组合的年化收益

        Returns:
            [type] -- [description]

def benchmark_annualize_return(self):
        """基准组合的年化收益

        Returns:
            [type] -- [description]
        """

        return round(
            float(
                self.calc_annualize_return(
                    self.benchmark_assets,
                    self.time_gap
                )
            ),
            2
        )