【Python】ValueError: Grouper for 'Code' not 1-dimensional
跑出這種錯誤有兩種狀況： 第一種狀況：web import pandas as pd
import numpy as np
df = pd.DataFrame(np.arange(6).reshape(3,2),columns=['bar','bar'])
df
bar bar
0 0 1
1 2 3
2 4 5 上面構建的DataFrame兩列列名同樣，這時GroupBy會報錯：微信 df
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相關文章
- 1. ValueError: class_weight not supported for 3+ dimensional targets
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