ok, I was thinking of shifting using subprocess, guess I'd better do
that and forget about this waste of time.
thanks
Hari Sekhon
Fredrik Lundh wrote:
> Hari Sekhon wrote:
>>>> I'm sorry, this may seem dense to you but I have to ask. What on earth
>> are you talking about?
>>> >
>>> Why is it shifted 8 bits to the left? Why is there bitshifting at all?
>> Why doesn't commands give the same exit value as os.system() and the
>> unix cli?
>>>> because that's how Unix's wait() operation returns the status code (as
> mentioned in the "commands" section of the library reference).
>> you can use the os.WIFEXITED(status) and os.WEXITSTATUS(code) helpers to
> convert between wait return codes and signal numbers/exit codes. see:
>>http://docs.python.org/lib/os-process.html>> or you can forget about the obsolete "commands" module, and use the new
> subprocess module instead; e.g.
>> def getstatusoutput(command):
> from subprocess import Popen, PIPE, STDOUT
> p = Popen(command, stdout=PIPE, stderr=STDOUT, shell=True)
> s = p.stdout.read()
> return p.wait(), s
>> print getstatusoutput("ls -l /bin/ls")
> (0, '-rwxr-xr-x 1 root root 68660 Aug 12 2003 /bin/ls\n')
>> the subprocess module is highly flexible; see the library reference for
> details.
>> </F>
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