返回最小值在panda python中的索引

Series.idxmin(axis=0, skipna=True)
DataFrame.idxmin(axis=0, skipna=True)

import pandas as pd

data = {'A': [1, 2, 3, 4, 5],
        'B': [6, 7, 8, 9, 10],
        'C': [11, 12, 13, 14, 15]}
df = pd.DataFrame(data)

# 返回每列最小值的索引
min_index = df.idxmin()
print(min_index)

A    0
B    0
C    0
dtype: int64

import pandas as pd

data = {'A': [1, 2, 3, 4, 5],
        'B': [6, 7, 8, 9, 10],
        'C': [11, 12, 13, 14, 15]}
df = pd.DataFrame(data)

# 返回每行最小值的索引
min_index = df.idxmin(axis=1)
print(min_index)

0    A
1    A
2    A
3    A
4    A
dtype: object