Python Date-time processing

Time Module

1 #-*-coding:utf-8-*-2 3 """4 #获取当前时间的时间戳 (per second)5 time.time ()6 7 #推迟指定秒数后再运行8 time.sleep (N)9 Ten #将时间元组转换为时间戳 One time.mktime (t) A  - #将时间戳转换为UTC + Time tuple for 0 time zones, default conversion time.time () - time.gmtime () the  - #将时间戳转换为当地时区的时间元组, default conversion time.time () - time.localtime () -  + #返回指定格式的时间格式 - time.strftime (format[, T]) +  A #将对应格式的时间字符串转换成时间元组 at time.strptime (string[, format]) - """ -  - Import Time -  - #time String --Timestamp inTime_tuple = Time.strptime ("2014-09-10 22:21:09","%y-%m-%d%h:%m:%s") - PrintTime.mktime (Time_tuple)#1410358869.0 to  + #time-stamped-time string -Time_tuple = Time.localtime (1410358869.0) the PrintTime.strftime ("%y-%m-%d%h:%m:%s", Time_tuple)#2014-09-10 22:21:09

DateTime module

1 #-*-coding:utf-8-*-2 3 """4 #时间对象5 time_obj = Datetime.time (hours, minutes, seconds)6 Time_obj.hour7 Time_obj.minute8 Time_obj.second9 Time_obj.microsecondTen  One #日期对象 A date_obj = datetime.date (year, month, day) - Date_obj.year - Date_obj.month the Date_obj.day -  - #将日期对象, time objects together - datetime.datetime.combine (date,time) +  - #当前日期的日期对象 + Datime.date.today () A  at  - #当前日期时间的日期时间对象 - Datetime.datime.now () - Datetime.datime.today () -  - #日期时间对象转换为时间元组 in date_time_obj = Datetime.dateime.now () - date_time_obj.timetuple () to  + #将时间戳转换为当地时区的日期时间对象 - Datetime.datetime.fromtimestamp (timestamp) the  * Date-time objects #将时间戳转换为UTC + 0 time zone $ Datetime.datetime.utcfromtimestamp (timestamp)Panax Notoginseng  - #日期时间运算 the Datetime.timedelta ([days[, seconds[, microseconds[, milliseconds[, minutes[, hours[, Weeks]] [ ]] +  A #当前日期时间减去8小时 the Datetime.datetime.now ()-Datetime.timedelta (hours=8) +  -  $ #返回指定格式的时间格式 $ datetime.datetime.strftime (format) -  - # #将对应格式的时间字符串转换为日期时间对象 the datetime.datetime.strptime (string, format) - Wuyi """ the  - Importdatetime Wu Import Time -  About #time String --Timestamp $Date_time_obj = Datetime.datetime.strptime ("2014-09-10 22:21:09","%y-%m-%d%h:%m:%s") - PrintTime.mktime (Date_time_obj.timetuple ())#1410358869.0 -  - #time-stamped-time string ADate_time_obj = Datetime.datetime.fromtimestamp (1410358869.0) + PrintDate_time_obj.strftime ("%y-%m-%d%h:%m:%s")#2014-09-10 22:21:09 the  - #a date time plus or minus one time $Date_time_obj2 = Date_time_obj-datetime.timedelta (days=8,hours=2) the  the PrintSTR (DATE_TIME_OBJ2)#2014-09-02 20:21:09 the PrintDate_time_obj2.strftime ("%y-%m-%d%h:%m:%s")#2014-09-02 20:21:09 the  - #compare two date and time in PrintDate_time_obj > Date_time_obj2#True the  the #Calculate two date time difference days, ignore time, compare dates only About Print(DATE_TIME_OBJ-DATE_TIME_OBJ2). Days#8

Python date-time processing