Have you looked a the pexpect class? It works like gangbusters, especially if you're trying to run something with an interactive shell.
http://www.noah.org/wiki/pexpect On Thu, Jan 10, 2013 at 9:25 AM, Karim <kliat...@gmail.com> wrote: > On 10/01/2013 09:31, Hugo Arts wrote: > > On Thu, Jan 10, 2013 at 7:01 AM, Karim <kliat...@gmail.com> wrote: > >> >> >> Hello all, >> >> I want to run multiline shell command within python without using a >> command file but directly execute several lines of shell. >> I already use *subprocess.checkoutput("csh -f my_file.csh".split())* but >> I want to know if it is posssible to avoid making file and execute >> shell lines of code directly. >> >> > Yes, this is very possible. Specify shell=True as an argument and you > can do anything you can do in a shell: > > >>> commands = """echo hello > ... echo hello | wc -l > ... ps aux | grep python""" > >>> b = subprocess.check_output(commands, shell=True) > >>> print(b.decode('ascii')) > hello > 1 > hugo 1255 1.0 0.6 777316 49924 ? Sl 09:14 0:08 > /usr/bin/python2 /usr/bi > hugo 6529 0.0 0.0 42408 7196 pts/0 S+ 09:23 0:00 python > hugo 6559 0.0 0.0 10656 1128 pts/0 S+ 09:28 0:00 grep > python > > >>> > > watch out though, accepting user input into the commands variable will > lead to shell injection, which can be a dangerous security vulnerability. > > HTH, > Hugo > > > Many thanks Hugo. It makes my day! > In my case there are no possibilities for shell injection. It is internal > to a class. > > Regards > Karim > > > -- > http://mail.python.org/mailman/listinfo/python-list > >
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