"Gabriel Genellina" <gagsl-...@yahoo.com.ar> wrote in message news:mailman.1840.1256202325.2807.python-l...@python.org... > En Wed, 21 Oct 2009 12:24:37 -0300, Tim Arnold <tim.arn...@sas.com> > escribió: > >> Hi, I'm writing a script to capture a command on the commandline and run >> it >> on a remote server. >> I guess I don't understand subprocess because the code below exec's the >> user's .cshrc file even though by default shell=False in the Popen call. > > Do you mean it execs the .cshrc file in your *local* system or the > *remote* one? > Popen controls what happens on the local system only. > >> action.insert(0,'rsh my_remotehost') >> p = subprocess.Popen(shlex.split(' '.join(action))) >> p.wait() >> >> Since the shell is executing in the child process anyway, is the only >> difference when using shell=True is that environment variables can be >> expanded in the command to be executed? > > Note that in this case, "the child process" is rsh on the local system. > Popen has no control over what happens once rsh starts. > > -- > Gabriel Genellina
Thanks, I see my mistake now. Arggg, I keep forgetting that one. thanks, --Tim Arnold
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