''' pandas 来源:Dust的天善智能韦玮老师 课堂笔记 ''' import pandas as pda ''' Series 一串数字 index 索引,默认0,1,2,3 DataFrame 数据框 ''' a=pda.Series([8,9,2,1]) print(a) b=pda.Series([8,9,2,1],index=["one","two","three","four"]) print(b) c=pda.DataFrame([[1,2,3],[4,5,6],[7,8,9]]) # 数组默...