On Wed, Dec 2, 2015 at 8:09 PM, Manolo Martínez <manolo at austrohungaro.com> wrote: > Peter Otten wrote: >> As far as I can see in a correctly written script the AttributeError cannot >> be triggered by the user as argparse handles this case automatically by >> showing the help. >> This... is true. I could have sworn that's not the way argparse behaved > when I wrote that snippet, but I've been very wrong before about similar > things. Anyway my main() function looks much better now :) I would recommend not using argparse directly. Pick up a wrapper like clize, and then define everything through docstrings. Clize usage example: https://github.com/Rosuav/LetMeKnow/blob/master/letmeknow.py https://pypi.python.org/pypi/clize ChrisA