[Python-Dev] Patch for commands.py to provide callback

[Guido van Rossum]

Since commands.getstatusoutput() is such a trivial wrapper around
os.popen(), why bother patching commands.py?

On 7/5/06, Brad Doctor <brad.doctor at gmail.com> wrote:
> Greetings all,
>
> I have attached a patch for commands.py to provide a callback ability.
> Example use:
>
> -------------------------------------
> import commands
>
> cmd = 'top -b -n2'
>
> def fancy(out):
>      print 'GOT(%s)' % out.strip()
>
> commands.cb = fancy
>
> (s,o) = commands.getstatusoutput(cmd)
> print 'OUTPUT (%s)' % o
> -------------------------------------
>
> I am not sure if this is the proper forum or means to submit something like
> this, so please forgive me and advise accordingly if I am in error.  The
> basic idea is obvious, to allow long-running commands to call back whenever
> there is output.  This is against python 2.4.  Please let me know if you
> have any questions or suggestions.
>
> thanks!!
> -brad
>
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-- 
--Guido van Rossum (home page: http://www.python.org/~guido/)