本文实例为大家分享了python实现简单日期工具类的具体代码，供大家参考，具体内容如下
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import datetime
import time
datetime_format = "%y-%m-%d %h:%m:%s"
time_format = "%h:%m:%s"
#当前毫秒数
def curmilis():
return int(time.time() * 1000)
#当前秒数
def curseconds():
return int(time.time())
#当前日期 格式%y-%m-%d %h:%m:%s
def curdatetime():
return datetime.datetime.strftime(datetime.datetime.now(),datetime_format)
#当前日期 格式%y-%m-%d
def curdate():
return datetime.date.today()
#当前时间 格式%y-%m-%d
def curtime():
return time.strftime(time_format)
#秒转日期
def secondstodatetime(seconds):
return time.strftime(datetime_format,time.localtime(seconds))
#毫秒转日期
def milistodatetime(milix):
return time.strftime(datetime_format,time.localtime(milix//1000))
#日期转毫秒
def datetimetomilis(datetimestr):
strf = time.strptime(datetimestr,datetime_format)
return int(time.mktime(strf)) * 1000
#日期转秒
def datetimetoseconds(datetimestr):
strf = time.strptime(datetimestr,datetime_format)
return int(time.mktime(strf))
#当前年
def curyear():
return datetime.datetime.now().year
#当前月
def curmonth():
return datetime.datetime.now().month
#当前日
def curday():
return datetime.datetime.now().day
#当前时
def curhour():
return datetime.datetime.now().hour
#当前分
def curminute():
return datetime.datetime.now().minute
#当前秒
def cursecond():
return datetime.datetime.now().second
#星期几
def curweek():
return datetime.datetime.now().weekday()
#几天前的时间
def nowdaysago(days):
daysagotime = datetime.datetime.now() - datetime.timedelta(days = days)
return time.strftime(datetime_format,daysagotime.timetuple())
#几天后的时间
def nowdaysafter(days):
daysagotime = datetime.datetime.now() + datetime.timedelta(days = days)
return time.strftime(datetime_format,daysagotime.timetuple())
#某个日期几天前的时间
def dtimedaysago(dtimestr,days):
daysagotime = datetime.datetime.strptime(dtimestr,datetime_format) - datetime.timedelta(days = days)
return time.strftime(datetime_format,daysagotime.timetuple())
#某个日期几天前的时间
def dtimedaysafter(dtimestr,days):
daysagotime = datetime.datetime.strptime(dtimestr,datetime_format) + datetime.timedelta(days = days)
return time.strftime(datetime_format,daysagotime.timetuple())
secondstamp = curseconds()
print("当前秒：",secondstamp)
milisstamp = curmilis()
print("当前毫秒：",milisstamp)
curdtime = curdatetime()
print("当前时间：",curdtime)
curdate = curdate()
print("当前日期：",curdate)
curt = curtime()
print("当前时刻：",curt)
stdtime = secondstodatetime(secondstamp)
print("秒转时间：",stdtime)
mtdtime = milistodatetime(milisstamp)
print("毫秒转时间：",mtdtime)
dtimetm = datetimetomilis(mtdtime)
print("时间转毫秒：",dtimetm)
dtimets = datetimetoseconds(mtdtime)
print("时间转秒：",dtimets)
year = curyear()
print("年：",year)
month = curmonth()
print("月：",month)
day = curday()
print("日：",day)
hour = curhour()
print("时：",hour)
minute = curminute()
print("分：",minute)
second = cursecond()
print("秒：",second)
week = curweek()
print("星期：",week)
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输出结果如下：
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当前秒： 1518341913
当前毫秒： 1518341913403
当前时间： 2018-02-11 17:38:33
当前日期： 2018-02-11
当前时刻： 17:38:33
秒转时间： 2018-02-11 17:38:33
毫秒转时间： 2018-02-11 17:38:33
时间转毫秒： 1518341913000
时间转秒： 1518341913
年： 2018
月： 2
日： 11
时： 17
分： 38
秒： 33
星期： 6
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以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/maosijunzi/article/details/79312324