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a few linux/unix related questions

Grant Edwards grante at visi.com
Sat Feb 17 11:27:07 EST 2001 
In article <mailman.982393640.28440.python-list at python.org>, Sean 'Shaleh' Perry wrote:

>> also how might i start  another application then have two way communication
                                                         ^^^^^^^
>> between it's shell and the python program that started it?
>>
>
>os.popen() # just like in C
>
>DESCRIPTION
>       The  popen()  function opens a process by creating a pipe,
>       forking, and invoking the shell.  Since a pipe is by defi-
>       nition  unidirectional, the type argument may specify only
                ^^^^^^^^^^^^^^
>       reading or writing, not both; the resulting stream is cor-
>       respondingly read-only or write-only.

For bidirectional communications, use popen[234]

-- 
Grant Edwards                   grante             Yow!  I just remembered
                                  at               something about a TOAD!
                               visi.com
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