python 13位时间戳

import time

def get_second():
    """
    :return: 获取精确到秒时间戳，10位
    """
    return int(time.time())

def get_millisecond():
    """
    :return: 获取精确毫秒时间戳,13位
    """
    millis = int(round(time.time() * 1000))
    return millis


def get_delta(t1,t2):
    """
    :param t1: 13位时间戳
    :param t2: 13位时间戳
    :return: 两个时间戳相减，返回秒数
    """
    res=int((t2 - t1)/1000)
    return res


def millisecond_to_time(millis):
    """13位时间戳转换为日期格式字符串"""
    return time.strftime('%Y-%m-%d %H:%M:%S',time.localtime(millis/1000))





if __name__ == "__main__":
    print(get_second())
    print(time.time())
    time1=get_millisecond()
    print(time1)


    k1=1567412375458
    k2=1567412395853

    now = int(round(time.time() * 1000))
    print(now)
    t1 = time.strftime('%Y-%m-%d %H:%M:%S',time.localtime(k1/1000))
    t2=time.strftime('%Y-%m-%d %H:%M:%S',time.localtime(k2/1000))
    print(t1)
    print(t2)
    print(get_delta(k1,k2))

1645271686
1645271687.179648
1645271687287
1645271687391
2019-09-02 16:19:35
2019-09-02 16:19:55
20