python如何获取更多时间戳精度

import time

millis = int(round(time.time() * 1000))

print millis

# -*- coding: utf-8 -*-

import datetime

import time

"""

    获取精确毫秒数时间戳、  

"""

def get_seconds():

    datetime_object = datetime.datetime.now()

    now_timetuple = datetime_object.timetuple()

    now_second = time.mktime(now_timetuple)

    mow_millisecond = long(now_second*1000 + datetime_object.microsecond/1000)

    print "timetuple-- "+ str(now_timetuple)

    print "datimeobject-- " + str(datetime_object)

    print "second-- " + str(now_second)

    print "millisecond-- " + str(mow_millisecond)

if __name__ == "__main__":

    get_seconds()

timetuple-- time.struct_time(tm_year=2018, tm_mon=12, tm_mday=3, tm_hour=11, tm_min=55, tm_sec=6, tm_wday=0,

tm_yday=337, tm_isdst=-1)

datimeobject-- 2018-12-03 11:55:06.254679

second-- 1543809306.0

millisecond-- 1543809306254