删除python pandas.DataFrame 的多重index实例 如下dataframe想要删除多层index top1000[:10] name sex births year prop year sex 1880 F 0 Mary F 7065 1880 0.077643 1 Anna F 2604 1880 0.028618 2 Emma F 2003 1880 0.022013 3 Elizabeth F 1939 1880 0.021309 4 Minnie F 1746 1880 0.019188 5 Margaret F 1578 1880 0.017342 6 Ida F 1472 1880 0.016177 7 Alice F 1414 1880 0.015540 8 Bertha F 1320 1880 0.014507 9 Sarah F 1288 1880 0.014155 top1000.index = top1000.index.droplevel() top1000.index = top1000.index.droplevel() top1000[:10] name sex births year prop 0 Mary F 7065 1880 0.077643 1 Anna F 2604 1880 0.028618 2 Emma F 2003 1880 0.022013 3 Elizabeth F 1939 1880 0.021309 4 Minnie F 1746 1880 0.019188 5 Margaret F 1578 1880 0.017342 6 Ida F 1472 1880 0.016177 7 Alice F 1414 1880 0.015540 8 Bertha F 1320 1880 0.014507 9 Sarah F 1288 1880 0.014155 Out[484]: name sex births year prop 0 Mary F 7065 1880 0.077643 1 Anna F 2604 1880 0.028618 2 Emma F 2003 1880 0.022013 3 Elizabeth F 1939 1880 0.021309 4 Minnie F 1746 1880 0.019188 5 Margaret F 1578 1880 0.017342 6 Ida F 1472 1880 0.016177 7 Alice F 1414 1880 0.015540 8 Bertha F 1320 1880 0.014507 9 Sarah F 1288 1880 0.014155 以上这篇删除python pandas.DataFrame 的多重index实例就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持中文源码网。