[docs] [issue9938] Improving interactive use of argparse

Aug. 21, 2019

      hai shi <shihai1991@126.com> added the comment:

It is a good idea. So I update this title and add PR 15362.

I am not sure there have a problem of xuanli's CLA or not~

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components:  -Documentation
nosy: +shihai1991
title: Documentation for argparse interactive use -> Improving interactive use of argparse
versions: +Python 3.9 -Python 2.7, Python 3.3, Python 3.4

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<https://bugs.python.org/issue9938>
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