[docs] [issue14034] Add argparse howto

[Éric Araujo]

Éric Araujo <merwok at netwok.org> added the comment:

Nice.  I’ll find time to review later; Steven, do you have objections on the idea of adding an argparse howto?  Do you want to review it yourself?

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nosy: +bethard
title: first example in argparse doc is too complicated -> Add argparse howto

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue14034>
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