回答編集履歴
1
コード修正
test
CHANGED
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@@ -2,19 +2,23 @@
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```Python
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import pandas as pd
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A = pd.DataFrame({'
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A = pd.DataFrame({'st':['2022-07-01 01:02:03'], 'ed':['2022-07-02 02:03:04']})
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A['
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A['st'] = pd.to_datetime(A['st'])
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A['ed'] = pd.to_datetime(A['ed'])
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def get_t
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def get_attr(sr, attr):
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return sr.apply( lambda x: getattr(x, attr))
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cols = []
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-
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for col in ['st','ed']:
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for attr in ['month','day','hour']:
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dt_col = f'{col}_{attr}'
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get_t
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A[dt_col] = get_attr( A[col], attr)
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cols.append(dt_col)
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print(A)
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print(A[cols])
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# st_month st_day st_hour ed_month ed_day ed_hour
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#
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21
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#0 7 1 1 7 2 2
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#0 2022-07-01 01:02:03 2022 7 1
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```
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