Python time模块学习

>>>import time
>>>time.time()
1460599046.85416

>>>import time
>>>time.ctime()
'Thu Apr 14 10:03:58 2016'
>>> later = time.time()+5
>>> time.ctime(later)
'Thu Apr 14 10:05:57 2016'

>>>import time
>>>time.clock()
0.07

import time
def show_struct(s):
      print 'tm_year:", s.tm_year
      print 'tm_mon:", s.tm_mon
      print "tm_mday:", s.tm_mday
      print "tm_hour："，s.tm_hour
      print "tm_min:", s.tm_min
      print "tm_sec:", s.tm_sec
      print "tm_wday:", s.tm_wday
      print "tm_yday:", s.tm_yday
show_struct(time.gmtime())
show_struct(time.localtime())

locatime() = gmtime() + 8hour

>>>import time
>>>time.timezone/3600
-8

ZONES = ["GMT", "EUROPE/Amsterdam']
for zone in ZONES:
      os.environ["TZ"] = zone
      time.tzset()

>>> now=time.ctime()
>>> time.strptime(now)
time.struct_time(tm_year=2016, tm_mon=4, tm_mday=14, tm_hour=10, tm_min=48, tm_sec=40, tm_wday=3, tm_yday=105, tm_isdst=-1)

>>> from time import gmtime, strftime
>>> strftime("%a, %d %b %Y %H:%M:%S +0000", gmtime())
'Thu, 28 Jun 2001 14:17:15 +0000'

>>>from time import mktime, gmtime
>>>mktime(gmtime())
1460573789.0

import time
def fucn():
      time.sleep(5)
      print "hello, world"