qq_43193797的博客

文章转载：https://blog.youkuaiyun.com/qq_24499417/article/details/87265931需要对df进行分组后排序。import pandas as pddf = pd.DataFrame([['a', 1, 'c'], ['a', 3, 'a'], ['a', 2, 'b'], ['c', 3, 'a'], ['c'...