shape

property DataFrame.shape

返回一个表示DataFrame维度的元组。

Example

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]})
df.shape
---------------------------------------------------------
(4, 3)