"""标签：01,open,0.3,sleep,应用,line,seek From： https://www.cnblogs.com/wiii/p/17204310.html
@作者: egon老湿
@微信:18611453110
@专栏: https://zhuanlan.zhihu.com/c_1189883314197168128
"""
import time
with open('access.log', mode='rb') as f:
# 1、将指针跳到文件末尾
# f.read() # 错误
f.seek(0,2)
while True:
line=f.readline()
if len(line) == 0:
time.sleep(0.3)
else:
print(line.decode('utf-8'),end='')