python实现简单日期工具类-创新互联

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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