a
=
"2013-10-10
23:40:00"
將其轉換爲時間數組
import
time
timeArray
= time.strptime(a,
"%Y-%m-%d
%H:%M:%S"
)
轉換爲時間戳:
timeStamp
=
int
(time.mktime(timeArray))
timeStamp
==
1381419600
如a
=
"2013-10-10
23:40:00"
,想改爲
a =
"2013/10/10
23:40:00"
方法:先轉換爲時間數組,然後轉換爲其他格式
timeArray
= time.strptime(a,
"%Y-%m-%d
%H:%M:%S"
)
otherStyleTime
= time.strftime(
"%Y/%m/%d
%H:%M:%S"
,
timeArray)
時間戳轉換爲指定格式日期:
方法一:
利用localtime()轉換爲時間數組,然後格式化爲需要的格式,如
timeStamp
=
1381419600
timeArray
= time.localtime(timeStamp)
otherStyleTime
= time.strftime(
"%Y-%m-%d
%H:%M:%S"
,
timeArray)
otherStyletime
==
"2013-10-10
23:40:00"
方法二:
import
datetime
timeStamp
=
1381419600
dateArray
= datetime.datetime.utcfromtimestamp(timeStamp)
otherStyleTime
= dateArray.strftime(
"%Y-%m-%d
%H:%M:%S"
)
otherStyletime
==
"2013-10-10
23:40:00"
獲取當前時間並轉換爲指定日期格式
方法一:
import
time
獲得當前時間時間戳
now
=
int
(time.time())
->這是時間戳
轉換爲其他日期格式,如:
"%Y-%m-%d
%H:%M:%S"
timeArray
= time.localtime(timeStamp)
otherStyleTime
= time.strftime(
"%Y-%m-%d
%H:%M:%S"
,
timeArray)
方法二:
import
datetime
獲得當前時間
now
= datetime.datetime.now() ->這是時間數組格式
轉換爲指定的格式:
otherStyleTime
= now.strftime(
"%Y-%m-%d
%H:%M:%S"
)
獲得三天前的時間
方法:
import
time
import
datetime
先獲得時間數組格式的日期
threeDayAgo
= (datetime.datetime.now() - datetime.timedelta(days =
3
))
轉換爲時間戳:
timeStamp
=
int
(time.mktime(threeDayAgo.timetuple()))
轉換爲其他字符串格式:
otherStyleTime
= threeDayAgo.strftime(
"%Y-%m-%d
%H:%M:%S"
)
注:timedelta()的參數有:days,hours,seconds,microseconds
給定時間戳,計算該時間的幾天前時間:
timeStamp
=
1381419600
先轉換爲datetime
import
datetime
import
time
dateArray
= datetime.datetime.utcfromtimestamp(timeStamp)
threeDayAgo
= dateArray - datetime.timedelta(days =
3
)
參考
5
,可以轉換爲其他的任意格式了