@哥布林
```
import time
today = datetime.datetime.now()
startday = d1 + datetime.timedelta(days =-100)
all_stocks_today=get_index_stocks('000001.XSHG',today)
all_stocks_startday=get_index_stocks('000001.XSHG',startday)
new = set(all_stocks_today).difference(set(all_stocks_startday))
```
先学的代码~~哈哈
2016-06-02
雪球
