尝试使用今天的日期减去created_date列来填充列,但会收到以下错误:TypeError:不支持的操作数类型 – :’str’和’str’
import datetime
Now = datetime.date.today()
today = '{0:%m/%d/%Y}'.format(Now).format(Now)
today
data['Aging'] = today
data['Aging'] = data['Aging'].sub(data['Created_Date'], axis=0)
TypeError:不支持的操作数类型 – :’str’和’str’
解决方法:
我认为需要减去日期时间,因此必须在现在和Created_Date列中转换日期,最后将转换时间设置为天使用dt.days
:
import datetime
Now = datetime.date.today()
today = pd.Timestamp(Now)
data['Created_Date'] = pd.to_datetime(data['Created_Date'])
data['Aging'] = today
data['Aging'] = data['Aging'].sub(data['Created_Date'], axis=0).dt.days
解决方案应该简化:
data['Created_Date'] = pd.to_datetime(data['Created_Date'])
data['Aging'] = data['Created_Date'].rsub(today, axis=0).dt.days