代码

import time
from dateutil.parser import parse

time_stamp_before=1643257292.249754
time_stamp_after=1643257309.7499306

def get_interview(time_stamp_before,time_stamp_after):
    loc_time_t1 = time.localtime(time_stamp_before)
    loc_time_t2 = time.localtime(time_stamp_after)
    t1=time.strftime("%Y-%m-%d %H:%M:%S",loc_time_t1)
    t2=time.strftime("%Y-%m-%d %H:%M:%S",loc_time_t2)
    date1 = parse(t1)
    date2 = parse(t2)
    result = (date2 - date1).total_seconds()
    print(result,'s')


get_interview(time_stamp_before,time_stamp_after)

运行