python:datetime用法

>>import datetime
>>print(datetime.datetime.now()) #返回当前时间 2018-07-30 16:15:30.315000
>>print(datetime.date.fromtimestamp(time.time())) #时间戳直接转换成日期格式
>>2018-07-30
>>print(datetime.datetime.now()+datetime.timedelta(3)) #当前时间+3天
>>2018-08-02 16:19:46.772000
>>print(datetime.datetime.now()+datetime.timedelta(-3)) #当前时间-3天
>>2018-07-27 16:23:08.552000
>>print(datetime.datetime.now()+datetime.timedelta(hours=3)) #当前时间+3小时
>>print(datetime.datetime.now()+datetime.timedelta(minutes=30)) #当前时间+30分钟

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转载自blog.51cto.com/3906249/2152227