回答編集履歴
1
追記
answer
CHANGED
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@@ -8,4 +8,32 @@
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8
8
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df=pd.DataFrame(np.arange(3*3).reshape(3,3))
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9
9
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df=func(df)
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10
10
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df
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11
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```
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12
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【追記】
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13
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```Python
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14
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import pandas as pd
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15
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import numpy as np
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16
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17
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def func(df):
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18
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af=df.copy()
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19
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df=df.add(af, fill_value=0.0)
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20
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return df
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21
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22
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global df
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23
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24
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df=pd.DataFrame(np.arange(4*4).reshape(4,4))
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25
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print(df)
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26
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# 0 1 2 3
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27
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#0 0 1 2 3
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28
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#1 4 5 6 7
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29
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#2 8 9 10 11
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30
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#3 12 13 14 15
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31
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32
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df=func(df)
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33
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print(df)
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34
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# 0 1 2 3
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35
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#0 0 2 4 6
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36
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#1 8 10 12 14
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37
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#2 16 18 20 22
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38
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#3 24 26 28 30
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11
39
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```
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