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Groups > comp.lang.python > #45337

Re: Determine actually given command line arguments

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Colin J. Williams writes:

> On 15/05/2013 2:34 AM, Henry Leyh wrote:
> > Hello,

> > I am writing a program that gets its parameters from a combination
> > of config file (using configparser) and command line arguments
> > (using argparse).  Now I would also like the program to be able to
> > _write_ a configparser config file that contains only the
> > parameters actually given on the commandline.  Is there a simple
> > way to determine which command line arguments were actually given
> > on the commandline, i.e. does argparse.ArgumentParser() know which
> > of its namespace members were actually hit during parse_args().
> >
> > I have tried giving the arguments default values and then looking
> > for those having a non-default value but this is really awkward,
> > especially if it comes to non-string arguments.  Also, parsing
> > sys.argv looks clumsy because you have to keep track of short and
> > long options with and without argument etc. i.e. all things that I
> > got argparse for in the first place.
> >
> > Thanks && Greetings,
> > Henry

> Try sys.argv

You people should read what you quote, or what you don't quote when
you cut the relevant portion.

Q. ... parsing sys.argv looks clumsy because  ...
A. Try sys.argv

I mean, huh?

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Determine actually given command line arguments Henry Leyh <henry.leyh@ipp.mpg.de> - 2013-05-15 08:34 +0200
  Re: Determine actually given command line arguments "Colin J. Williams" <cjw@ncf.ca> - 2013-05-15 08:03 -0400
    Re: Determine actually given command line arguments Jussi Piitulainen <jpiitula@ling.helsinki.fi> - 2013-05-15 15:51 +0300
  Re: Determine actually given command line arguments Roy Smith <roy@panix.com> - 2013-05-15 08:24 -0400
    Re: Determine actually given command line arguments Dave Angel <davea@davea.name> - 2013-05-15 08:51 -0400
    Re: Determine actually given command line arguments Henry Leyh <henry.leyh@ipp.mpg.de> - 2013-05-15 14:52 +0200
      Re: Determine actually given command line arguments Oscar Benjamin <oscar.j.benjamin@gmail.com> - 2013-05-15 14:00 +0100
        Re: Determine actually given command line arguments Henry Leyh <henry.leyh@ipp.mpg.de> - 2013-05-15 15:50 +0200
          Re: Determine actually given command line arguments Skip Montanaro <skip@pobox.com> - 2013-05-15 09:08 -0500
            Re: Determine actually given command line arguments Henry Leyh <henry.leyh@ipp.mpg.de> - 2013-05-15 16:39 +0200
              Re: Determine actually given command line arguments Skip Montanaro <skip@pobox.com> - 2013-05-15 09:51 -0500
          Re: Determine actually given command line arguments Wayne Werner <wayne@waynewerner.com> - 2013-05-15 09:16 -0500
      Re: Determine actually given command line arguments roy@panix.com (Roy Smith) - 2013-05-15 11:29 -0400
        Re: Determine actually given command line arguments Henry Leyh <henry.leyh@ipp.mpg.de> - 2013-05-16 07:43 +0200
          Re: Determine actually given command line arguments Jussi Piitulainen <jpiitula@ling.helsinki.fi> - 2013-05-16 09:08 +0300
            Re: Determine actually given command line arguments Henry Leyh <henry.leyh@ipp.mpg.de> - 2013-05-16 09:29 +0200

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