python 当前时间多加一天、一小时、一分钟

1. import datetime
2. # 获取当前时间
   
3. print(datetime.datetime.now()) # 2017-07-15 15:01:24.619000
4. # 格式化时间
   
5. print(datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S") )# 2017-07-15 15:01:35
   
6. print(datetime.datetime.now().strftime("%Y-%m-%d %H:%M")) # 2017-07-15 15:01
   
7. print(datetime.datetime.now().strftime("%Y%m%d")) #

1. # 加一天
   
2. print((datetime.datetime.now()+datetime.timedelta(days=1)).strftime("%Y-%m-%d %H:%M:%S")) # 2017-07-16 15:12:42
3. # 加一小时
4. print((datetime.datetime.now()+datetime.timedelta(hours=1)).strftime("%Y-%m-%d %H:%M:%S")) # 2017-07-15 16:10:43
5. # 加一分钟
6. print((datetime.datetime.now()+datetime.timedelta(minutes=1)).strftime("%Y-%m-%d %H:%M:%S")) # 2017-07-15 15:12:56