回答編集履歴
2
変更ミス修正
test
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@@ -5,6 +5,16 @@
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5
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```python
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8
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9
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>>> def dt2hour(dt):
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11
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... d, t = dt.split()
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12
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... td = datetime.datetime.strptime(t, '%H:%M:%S.%f')-datetime.datetime(1900, 1, 1)
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14
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15
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... return int(d)*24 + (td.seconds + td.microseconds/1000000)/3600
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...
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8
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>>> df = pd.DataFrame({'day_time':['1 12:40:14.39', '2 08:25:31.18', '0 14:11:15.27', '40 8:43:39.95']})
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1
誤り修正
test
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@@ -1,3 +1,49 @@
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日数が0の場合にエラーになるので修正しました。
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3
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0日でも32日以上でも動作します。
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```python
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8
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>>> df = pd.DataFrame({'day_time':['1 12:40:14.39', '2 08:25:31.18', '0 14:11:15.27', '40 8:43:39.95']})
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>>> print(df)
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day_time
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14
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0 1 12:40:14.39
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1 2 08:25:31.18
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2 0 14:11:15.27
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3 40 8:43:39.95
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>>> df['hours'] = df['day_time'].apply(dt2hour)
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>>> print(df)
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day_time hours
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0 1 12:40:14.39 36.670664
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1 2 08:25:31.18 56.425328
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32
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2 0 14:11:15.27 14.187575
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3 40 8:43:39.95 968.727764
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```
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以下は間違っていたので忘れてください。
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1
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多少技巧的ですが、以下で出来ます。
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2
48
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3
49
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