how to interact with Windows cmd?

Prasad, Ramit ramit.prasad at jpmorgan.com
Wed Jul 11 00:29:29 CEST 2012


> what I want to do is
> 1.open cmd
> 2.waiting for user's typing
> 3.when I type "dir"
> 4.print the result of "dir"
> 5.then I type some other commands, printing the result until I type
> 'exit'
> 
> I used
> p=subprocess.Popen('cmd',stdin=subprocess.PIPE,stdout=subprocess.PIPE,stderr=s
> ubprocess.PIPE,shell=True)
> p=communicate('dir')
> 
> it shows the first result but the problem is
> 1. it's too long so the cmd split the result with "more?", so result
> is not perfect
> 2. after this, I typed like "cd .." but I/O is already closed so I
> can't do another things..
> 
> Is there any good way?

Not much experience with subprocess, but from what I have read
on here shell=True is usually bad. If you are trying to use 
Python as a sort of bash replacement, you may want to take a 
look at iPython http://en.wikipedia.org/wiki/Ipython. 

Not Apple related!

Ramit


Ramit Prasad | JPMorgan Chase Investment Bank | Currencies Technology
712 Main Street | Houston, TX 77002
work phone: 713 - 216 - 5423

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