WebJun 5, 2024 · sys.stdout.flush () line = input('请输入：') 我在test1.py里面加入的time.sleep (50)是为了测试run2.py里的out = proc.stdout.readline ()是否会阻塞。. 结果就是当管道里 … Web我试图从subprocess的stdoutreadline.有时设备“123”不响应，不会提供和数据在stdout.在这种情况下，行out = proc.stdout.readline()是永远卡住.如何走出循环，如果没有从设备的响应. 我正在尝试读取一个子进程的stdout。下面是代码。
Python Popen.readline方法代码示例 - 纯净天空
WebDec 15, 2024 · 在使用subprocess.popen()会获取返回值，但是读取行时一直gbk编码报错： p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True) … Web这就导致 readline 阻塞的问题。. 官方文档的解释. 因此，添加命令行参数强制让解释器进入交互模式，就能实现想要的效果. import subprocess PIPE = subprocess.PIPE # 添加-i参数 p = subprocess.Popen('python -i', shell=True, stdin=PIPE, stdout=PIPE, stderr=PIPE) p.stdin.write(b"print ('haha')\n") p ... dan lynch ford mt vernon iowa
解决c linux popen 只能获取stdout 无法获取 stderr - CSDN博客
WebCurrently I use. p = Popen ( pathToApplication, stdin = PIPE, stdout = PIPE, stderr=PIPE ) Then I can send commands using. p.stdin.write (command) And receive results using. p.stdout.readline () So far so good, but to get the timeout I tried all things I could find but none of them worked. For example: WebNov 10, 2024 · 大部分的程序是这样的：. from subprocess import Popen, PIPE, STDOUT p = Popen(cmd, stdout=PIPE, stderr=STDOUT, shell=True) while True: … WebSep 14, 2012 · 1. Try this: proc = Popen (command, bufsize=0, shell=True, stdout=PIPE, close_fds=True) for line in proc.stdout: print line print ("This is most certainly reached!") … birthday games for teens girls