2.1.4版本，回测后每笔成交记录和盈亏在如何调出来？各位大神谢谢

def to_bar(self):
"""
Generate BarData object from DbBarData.
"""
bar = BarData(
symbol=self.symbol,
exchange=Exchange(self.exchange),

            datetime=self.datetime.replace(tzinfo=DB_TZ),

报错：replace() takes no keyword argments

请问这个如何解决