python time

#!/usr/bin/env python

#coding:utf-8

import time

print time.time()

print time.mktime(time.localtime())

print time.gmtime() #可加时间戳参数

print time.localtime() #可加时间戳参数

print time.strptime('2014-11-11', '%Y-%m-%d')

print time.strftime('%Y-%m-%d') #默认当前时间

print time.strftime('%Y-%m-%d',time.localtime()) #默认当前时间

print time.asctime()

print time.asctime(time.localtime())

print time.ctime(time.time())

'''

result:

1497515967.44

1497515967.0

time.struct_time(tm_year=2017, tm_mon=6, tm_mday=15, tm_hour=8, tm_min=39, tm_sec=27, tm_wday=3, tm_yday=166, tm_isdst=0)

time.struct_time(tm_year=2017, tm_mon=6, tm_mday=15, tm_hour=16, tm_min=39, tm_sec=27, tm_wday=3, tm_yday=166, tm_isdst=0)

time.struct_time(tm_year=2014, tm_mon=11, tm_mday=11, tm_hour=0, tm_min=0, tm_sec=0, tm_wday=1, tm_yday=315, tm_isdst=-1)

2017-06-15

2017-06-15

Thu Jun 15 16:39:27 2017

Thu Jun 15 16:39:27 2017

Thu Jun 15 16:39:27 2017

[Finished in 0.2s]

'''

import datetime

'''

datetime.date：表示日期的类。常用的属性有year, month, day

datetime.time：表示时间的类。常用的属性有hour, minute, second, microsecond

datetime.datetime：表示日期时间

datetime.timedelta：表示时间间隔，即两个时间点之间的长度

timedelta([days[, seconds[, microseconds[, milliseconds[, minutes[, hours[, weeks]]]]]]])

strftime("%Y-%m-%d")

'''

print datetime.datetime.now()

print datetime.datetime.now() - datetime.timedelta(seconds=5)

'''

result:

2017-06-15 16:42:31.309000

2017-06-15 16:42:26.309000

[Finished in 0.1s]

'''

相关文章