Re: Customize help output from optparse (or argparse)

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From	Thorsten Kampe <thorsten@thorstenkampe.de>
Newsgroups	comp.lang.python
Subject	Re: Customize help output from optparse (or argparse)
Date	Sat, 21 May 2011 23:53:16 +0200
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* Thomas 'PointedEars' Lahn (Thu, 12 May 2011 22:22:20 +0200)
> Thorsten Kampe wrote:
> > I'm using optparse for a little Python script.
> > 
> > 1. The output from "--help" is:
> > """
> > Usage: script.py <arg>
> > 
> > script.py does something
> > 
> > Options:
> >   -h, --help   show this help message and exit
> > """
> > 
> > I would prefer to have the description before the usage, like...
> > """
> > script.py does something
> > 
> > Usage: script.py <arg>
> > 
> > Options:
> >   -h, --help   show this help message and exit
> > """
> > [...]
> > Is that possible with either optparse or the "new kid on the block"
> > argparse. If so how?
> 
> You can easily have #1 with optparse.OptionParser(usage="…")¹, but optparse 
> is deprecated in favor of argparse.ArgumentParser.

I'm already using usage. That's where optparse has it from. Putting the 
usage message into the description and vice versa is of course not a 
viable way to go.

Thorsten

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Thread

Customize help output from optparse (or argparse) Thorsten Kampe <thorsten@thorstenkampe.de> - 2011-05-12 15:38 +0200
  Re: Customize help output from optparse (or argparse) Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2011-05-12 22:22 +0200
    Re: Customize help output from optparse (or argparse) Karim <karim.liateni@free.fr> - 2011-05-12 22:40 +0200
    Re: Customize help output from optparse (or argparse) Thorsten Kampe <thorsten@thorstenkampe.de> - 2011-05-21 23:53 +0200

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