pd 中的groupby函数

分类: 文章 • 2024-06-06 16:58:46

import pandas as pd
import numpy as np

df = pd.DataFrame({'key1':list('aabba'),
'key2': ['one','two','one','two','one'],
'data1': ['1','3','5','7','9'],
'data2': ['2','4','6','8','10']})
print(df)

grp = list(df.groupby('key1'))

print(grp)