_getBuyStock()
@property brokercode
@property ts_date
_getbuyBroker()
_next_some_days(startdate=None ,days=7)
@property stockname
@property ts_date
@property stockcode
@property open_price
@property close_price
@property high_price
@property low_price
@property volume
_createtable(tablename)
simulateBuy()
__is_simulate(stockcode,ftype) #判断brokercode,ts_date,stockcode,ftype是否模拟过
__update_ftype #更新ftype数值
__recordToSql #将模拟结果存入数据库
strategy() #根据self.ftype来模拟计算
_cacuscore() #计算此次模拟的机构得分