_property _DataFrame.T

返回转置。

import pandas as pd
df = pd.DataFrame({'site':['google', 'baidu', 'wiki', 'pandas'],
                    'age':[18, 39, 22, 45],
                    'price': [1.0, 2.0, 3.0, 4.0],
                    'color': ['red', 'black', 'blue', 'red']}, index=['first', 'second', 'third', 'forth'])
df.T
---------------------------------------转置之前
        site    age    price    color
first    google    18    1.0        red
second    baidu    39    2.0        black
third    wiki    22    3.0        blue
forth    pandas    45    4.0        red
---------------------------------------转置之后
        first    second    third    forth
site    google    baidu    wiki    pandas
age        18        39        22        45
price    1        2        3        4
color    red        black    blue    red