* test11.py
import timeprint "1"time.sleep(2)print "1"time.sleep(2)print "1"time.sleep(2)print "1"* test.py
import subprocess
p = subprocess.Popen("python test11.py", shell=True, stdout=subprocess.PIPE)
# None表示正在执行中
while p.poll() is None: <br> out = p.stdout.readline() <br> if out != "": <br> print out
补充知识:python 通过 subprocess.Popen执行命令,重定向实时输出
执行命令
import subprocessimport sys# 常用编码GBK = 'gbk'UTF8 = 'utf-8'# 解码方式,一般 py 文件执行为utf-8 ,cmd 命令为 gbkcurrent_encoding = GBKpopen = subprocess.Popen('ping municate()print('std_out: ' + out)print('std_err: ' + err)print('returncode: ' + str(popen.returncode))以上这篇python subprocess pipe 实时输出日志的操作就是小编分享给大家的全部内容了,希望能给大家一个参考,也希望大家多多支持。