python3 获取两个时间戳相差多少秒

code

import time
import datetime

t1=time.time()
time.sleep(5)
t2=time.time()

print("相差",(datetime.datetime.fromtimestamp(t2)-datetime.datetime.fromtimestamp(t1)).seconds,"秒")

outputs

macname@MacdeMBP Desktop % python3 test.py
相差 5 秒
macname@MacdeMBP Desktop %