Python 要为具有read_csv的行和列创建多索引吗
我的.csv文件看起来像:Python 要为具有read_csv的行和列创建多索引吗,python,pandas,multi-index,Python,Pandas,Multi Index,我的.csv文件看起来像: Area When Year Month Tickets City Day 2015 1 14 City Night 2015 1 5 Rural Day 2015 1 18 Rural Night 2015 1 21 Suburbs Day 2015 1 15 Suburbs Night 2015
Area When Year Month Tickets
City Day 2015 1 14
City Night 2015 1 5
Rural Day 2015 1 18
Rural Night 2015 1 21
Suburbs Day 2015 1 15
Suburbs Night 2015 1 21
City Day 2015 2 13
Area City Rural Suburbs
When Day Night Day Night Day Night
Year Month
2015 1 5.0 3.0 22.0 11.0 13.0 2.0
2 22.0 8.0 4.0 16.0 6.0 18.0
3 26.0 25.0 22.0 23.0 22.0 2.0
2016 1 20.0 25.0 39.0 14.0 3.0 10.0
2 4.0 14.0 16.0 26.0 1.0 24.0
3 22.0 17.0 7.0 24.0 12.0 20.0
包含75行。我想要一个行多索引和列多索引,如下所示:
Area When Year Month Tickets
City Day 2015 1 14
City Night 2015 1 5
Rural Day 2015 1 18
Rural Night 2015 1 21
Suburbs Day 2015 1 15
Suburbs Night 2015 1 21
City Day 2015 2 13
Area City Rural Suburbs
When Day Night Day Night Day Night
Year Month
2015 1 5.0 3.0 22.0 11.0 13.0 2.0
2 22.0 8.0 4.0 16.0 6.0 18.0
3 26.0 25.0 22.0 23.0 22.0 2.0
2016 1 20.0 25.0 39.0 14.0 3.0 10.0
2 4.0 14.0 16.0 26.0 1.0 24.0
3 22.0 17.0 7.0 24.0 12.0 20.0
我已经阅读了.read_csv文档
我可以通过以下方式获取行多索引:
df2 = pd.read_csv('c:\\Data\Tickets.csv', index_col=[2, 3])
我试过:
df2 = pd.read_csv('c:\\Data\Tickets.csv', index_col=[2, 3], header=[1, 3, 5])
思考[1,3,5]会带来“城市”、“农村”和“郊区”。如何获得上面所示的所需列多重索引 似乎需要使用多个索引和多列来透视表 从简单的阅读开始
df = pd.read_csv('Tickets.csv')
然后
使用您提供的输入数据,您将获得
Area City Rural Suburbs
When Day Night Day Night Day Night
Year Month
2015 1 14.0 5.0 18.0 21.0 15.0 21.0
2 13.0 NaN NaN NaN NaN NaN
谢谢你,拉斐尔!