os.popen and the subprocess module

Prasad, Ramit ramit.prasad at jpmorgan.com
Tue Nov 27 19:27:52 CET 2012


Andrew wrote:
> 
> Hello world,
> 
> I'm working on a script that will run an executable obtaine the output
>  from the executable
> and do some analysis on the output. Essentially the script runs the
> executable analyses
> the data.
> I'm looking into os.popen and the subprocess module, implementing os.popen
> is easy but i hear
> it is depreciating  however I'm finding the implemantation of subprocess
> daunting can anyone help
> 

Have you read the documentation?

http://docs.python.org/library/subprocess.html#replacing-older-functions-with-the-subprocess-module
(specifically 17.1.4.5)

This may help as well.
http://www.doughellmann.com/PyMOTW/subprocess/#capturing-output

Note, use of shell=True is usually discouraged as it can be
unsafe.


~Ramit



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