[Python-Dev] getopt helper?

M.-A. Lemburg mal@lemburg.com
Thu, 30 Sep 1999 09:29:24 +0200

Mark Hammond wrote:
> A little thought I have had a few times now, so it is time to pass it
> on for comment.
> Basically _every_ time I use getopt, I write code like this:
>         import getopt
>         try:
>                 opts, args = getopt.getopt(sys.argv[1:], "slc:d:e:")
>         except getopt.error, why:
>                         print why
>                         print usage % (os.path.basename(sys.argv[0],))
>                         sys.exit(1)
> Every single time.  I have never used getopt without this code.
> How about we put this functionality into getopt itself?
> It could be triggered either by adding a new "usage" param defaulting
> to None, or by adding a new entry point.  ie:
>         opts, args = getopt.getopt(sys.argv[1:], "slc:d:e:", usage=usage)
> or
>         opts, args = getopt.getoptex(sys.argv[1:], "slc:d:e:", usage=usage)
> I know it is fairly trivial, but IMO is such a useful module and the
> pattern is used so regularly that is seems to make sense to add it.
> Any thoughts?  If it is seen favourably, how should we spell it?

Why not just add a higher level interface ? Something
like CommandLine.py which is included in mxDateTime ?

Marc-Andre Lemburg
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