摘要: import pandas as pdimport numpy as npdate = pd.date_range('20191231', periods=6)df = pd.DataFrame(np.arange(24).reshape(6,4), index=date, columns=['A' 阅读全文
posted @ 2019-12-31 17:43 大牛和小白 阅读(1871) 评论(0) 推荐(0) 编辑