已信任
Jupyter 伺服器: 本地
Python 3: Not Started
[1]



import pandas as pd
import numpy as np
[2]



# 設定時間差，通過字串
timefiff = pd.Timedelta('2 days 2 hours 15 minutes 30 seconds')
timefiff
Timedelta('2 days 02:15:30')



[3]




# 設定時間差，通過數字
timefiff = pd.Timedelta(6,unit='h')
timefiff
Timedelta('0 days 06:00:00')
[
 
5]



timediff = pd.Timedelta(days=2)
timediff
Timedelta('2 days 00:00:00')
[6]



s = pd.Series(pd.date_range('2020-1-1',periods=3,freq='D'))
s
0   2020-01-01
1   2020-01-02
2   2020-01-03
dtype: datetime64[ns]
[8]



td = pd.Series([pd.Timedelta(days=i) for i in range(3)])
td
0   0 days
1   1 days
2   2 days
dtype: timedelta64[ns]
[
 
9]



# 通過時間差相加
s+td
0   2020-01-01
1   2020-01-03
2   2020-01-05
dtype: datetime64[ns]
[10]



s-td
0   2020-01-01
1   2020-01-01
2   2020-01-01
dtype: datetime64[ns]
[11]



s-2*td
0   2020-01-01
1   2019-12-31
2   2019-12-30
dtype: datetime64[ns]
[-]