[英]Removing timestamp from a column name in a pandas dataframe
I have the following dataframe:我有以下数据框:
ID 2019-01-31 00:00:00
0 R01 1
How can I remove the time from the column name, so that I can slice the df by df['31/01/2019']?如何从列名中删除时间,以便我可以按 df['31/01/2019'] 对 df 进行切片?
You can do something like that:你可以这样做:
from datetime import datetime
df.columns = [i.strftime('%Y-%m-%d') if isinstance(i, datetime) else i for i in df.columns]
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