Python模块更改系统日期和时间 [英] Python module to change system date and time
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问题描述
如何在Python中更改系统日期,时间,时区?有没有可用的模块?
How can I change System Date, Time, Timezone in Python? Is there any module available for this?
- 我不想执行任何系统命令
- 我想要一个常见的解决方案,应该在Unix和Windows上工作。
推荐答案
import sys
import datetime
time_tuple = ( 2012, # Year
9, # Month
6, # Day
0, # Hour
38, # Minute
0, # Second
0, # Millisecond
)
def _win_set_time(time_tuple):
import pywin32
# http://timgolden.me.uk/pywin32-docs/win32api__SetSystemTime_meth.html
# pywin32.SetSystemTime(year, month , dayOfWeek , day , hour , minute , second , millseconds )
dayOfWeek = datetime.datetime(time_tuple).isocalendar()[2]
pywin32.SetSystemTime( time_tuple[:2] + (dayOfWeek,) + time_tuple[2:])
def _linux_set_time(time_tuple):
import ctypes
import ctypes.util
import time
# /usr/include/linux/time.h:
#
# define CLOCK_REALTIME 0
CLOCK_REALTIME = 0
# /usr/include/time.h
#
# struct timespec
# {
# __time_t tv_sec; /* Seconds. */
# long int tv_nsec; /* Nanoseconds. */
# };
class timespec(ctypes.Structure):
_fields_ = [("tv_sec", ctypes.c_long),
("tv_nsec", ctypes.c_long)]
librt = ctypes.CDLL(ctypes.util.find_library("rt"))
ts = timespec()
ts.tv_sec = int( time.mktime( datetime.datetime( *time_tuple[:6]).timetuple() ) )
ts.tv_nsec = time_tuple[6] * 1000000 # Millisecond to nanosecond
# http://linux.die.net/man/3/clock_settime
librt.clock_settime(CLOCK_REALTIME, ctypes.byref(ts))
if sys.platform=='linux2':
_linux_set_time(time_tuple)
elif sys.platform=='win32':
_win_set_time(time_tuple)
我没有Windows机器,所以我没有在Windows上测试...但你得到的想法。
I don't have a windows machine so I didn't test it on windows... But you get the idea.
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