Run program from within Python

Mike Driscoll kyosohma at gmail.com
Wed Aug 6 21:56:53 CEST 2008


On Aug 6, 2:42 pm, frankrentef <frankren... at yahoo.com> wrote:
> Greetings all...
>
> Newbie to Python... need help with opening a file from within
> Python... see the following code.
>
> import popen2
> stdout, stdin = popen2.popen2('c:\test\OpenProgram.exe 1 1')
> keygen = stdout.read()
> print "The keygen value is: %s" % keygen
>
> from the command line if I execute "OpenProgram.exe 1 1" a number is
> returned.  ("1 1" are required to return the value needed.) Ultimately
> I want to take that number and apply it to another script, but the
> program is not running.
>
> Suggestions?
>
> NEWBIE to Python..

If you're using Python 2.4+, popen2 is deprecated. I recommend reading
up on the subprocess module instead. Here's a couple links:

http://blog.doughellmann.com/2007/07/pymotw-subprocess.html
http://docs.python.org/lib/module-subprocess.html

The first one also explains how to communicate with a process you
opened.

Mike



More information about the Python-list mailing list