获取持仓
        :return:

def get_position(self):
        """
        获取持仓
        :return:
        """
        xq_positions = self._get_position()
        balance = self.get_balance()[0]
        position_list = []
        for pos in xq_positions:
            volume = pos["weight"] * balance["asset_balance"] / 100
            position_list.append(
                {
                    "cost_price": volume / 100,
                    "current_amount": 100,
                    "enable_amount": 100,
                    "income_balance": 0,
                    "keep_cost_price": volume / 100,
                    "last_price": volume / 100,
                    "market_value": volume,
                    "position_str": "random",
                    "stock_code": pos["stock_symbol"],
                    "stock_name": pos["stock_name"],
                }
            )
        return position_list