On Tue, Sep 3, 2013, at 9:54, Venkatesh wrote:
> Hello comp.lang.python Group,
>
> I am trying to invoke a subprocess in Python as below
>
> import sys
> import time
> import os
> import subprocess
> DETACHED_PROCESS = 0x00000008
>
> path = r'C:\Windows\System32\cmd.exe /k ping www.google.com -n 4 >>
> temp.txt'
> p = subprocess.Popen("%s"%(path), stdout = subprocess.PIPE, stderr =
> subprocess.STDOUT, creationflags=DETACHED_PROCESS)
>
> With this code, unable to invoke the subprocess and hence not able to
> store the Ping statistics in the file.
>
> Any help on this OR any better way of achieving this??
You should use /c, instead of /k. /k creates an interactive prompt.
I think you're being a bit overly complicated though by invoking cmd at
all. What about this?
subprocess.Popen("ping www.google.com -n 4",
stdout=open('temp.txt','a'), ...)
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