tushare_tick2mins

利用tushare的股票tick数据，合成1分钟K线，用1分钟K线合成N分钟K线，

涉及的pandas.DataFrame方法有：resample（针对时间序列）、merge，

参考https://zhuanlan.zhihu.com/p/36830594

jupyter notebook binder

jupyter lab binder(?filepath=替换为?urlpath=lab/tree/，推荐)

https://mybinder.org/v2/gh/feizei2008/tushare_tick2mins/master?urlpath=lab/tree/tushare%20tick2mins.ipynb