@property
def sell_avg_holding_price(self):
    '\n        [float] 卖方向持仓均价\n        '
    return (0 if (self.sell_quantity == 0) else ((self._sell_holding_cost / self.sell_quantity) / self.contract_multiplier))
[float] 卖方向持仓均价
@property
def sell_avg_holding_price(self):
    '\n        \n        '
    return (0 if (self.sell_quantity == 0) else ((self._sell_holding_cost / self.sell_quantity) / self.contract_multiplier))