Need Assistance on this program.

vijay swaminathan swavijay at gmail.com
Fri May 13 01:22:54 EDT 2011


Hi Tim.,

Thanks.. This works as I had expected.

are there any documentation for the subprocess.call method? I tried going
through the python doc but could not narrow down. I just wanted to know how
do I pass an arguement after invoking the command prompt?

Any thoughts on this pls?


On Thu, May 12, 2011 at 4:08 PM, Tim Golden <mail at timgolden.me.uk> wrote:

> On 12/05/2011 11:29, vijay swaminathan wrote:
>
> <... snippet from code ...>
>  print 'Invoking Command Promptt..............'
>        #subprocess.call(["start", "/DC:\\PerfLocal_PAL",
> "scripts_to_execute.bat"], shell=True)
>        subprocess.call(["start", "C:\\windows\\system32\\cmd.exe"], shell =
> True)
>        self.status()
> </snippet>
>
> If you want to use start, use start /wait.
>
> But you don't have to:
>
> <code>
> import threading
> import time
> import subprocess
>
> def run_command (command):
>  #
>  # .call is shorthand for: start process and wait
>  # CREATE_NEW_CONSOLE prevents it from getting messed
>  #  up with the Python console
>  #
>  subprocess.call (
>    [command],
>    creationflags=subprocess.CREATE_NEW_CONSOLE
>  )
>
> t = threading.Thread (target=run_command, args=("cmd.exe",))
> t.start ()
>
> while t.is_alive ():
>  print "alive"
>  time.sleep (0.5)
>
> print "Thread is dead"
>
> </code>
>
>
> TJG
> --
> http://mail.python.org/mailman/listinfo/python-list
>



-- 
Vijay Swaminathan
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