W3School TIY Editor
W3School 在线教程
改变方向
暗黑模式
import pandas as pd data = { "name": ["Bill", "Bob", "Betty"], "age": [50, 50, 30], "qualified": [True, False, False] } df = pd.DataFrame(data).set_index(["name", "age"]) newdf = df.droplevel(0) print(newdf)