fb2fcf7eed15c6b3dca45cb1e7b392836cdd50e4,QUANTAXIS/QAARP/QAAccount.py,QA_Account,hold_table,#QA_Account#Any#,236

Before Change

    def hold_table(self, datetime):
        "到某一个时刻的持仓 如果给的是日期,则返回当日收盘是的持仓"
        if len(datetime) == 10:
            datetime = "{} 15:00:00".format(datetime)
        return self.history_table.set_index("datetime").loc[:datetime].groupby("code").amount.sum().sort_index()

    def reset_assets(self, init_assets=None):
        "reset_history/cash/"

After Change

    def hold_table(self, datetime):
        "到某一个时刻的持仓 如果给的是日期,则返回当日开盘前的持仓"
        if datetime is None:
            return self.history_table.set_index("datetime").sort_index().groupby("code").amount.sum().sort_index()
        else:
            return self.history_table.set_index("datetime").sort_index().loc[:datetime].groupby("code").amount.sum().sort_index()

    def hold_price(self, datetime=None):
        "计算持仓成本  如果给的是日期,则返回当日开盘前的持仓"
        def weights(x): return np.average(x["price"], weights=x["amount"])
        if datetime is None:

Instances