nuoko

Results 2 issues of nuoko

老师,我用from math import sqrt 执行以后没反应,还请您能解答下。 ![image](https://user-images.githubusercontent.com/66421372/87495294-9883a080-c683-11ea-98df-2eacc14445ae.png)

老师: 2-6字符串数据-日期时间--字符串--In[17]时区显示乱码(我不懂,麻烦老师了): ![1](https://user-images.githubusercontent.com/66421372/86865707-1aaf1a80-c102-11ea-8410-fd6f98723f36.png) ![2](https://user-images.githubusercontent.com/66421372/86865720-24388280-c102-11ea-8a6f-6cd709a458e4.png)