pandas 如何把时间转成index_pandas.dataframe怎么把列变成索引
展开全部一创建DataFrame的简单操作:1.根据字典创造:In [1]: import pandas as pdIn [3]: aa={'one':[1,2,3],'two':[2,3,4],'three':[3,4,5]}In [4]: bb=pd.DataFrame(aa)In [5]: bbOut[5]:one three two0 1 3 21 2 ...