[docs] [issue16863] Python 2 error in Argparse tutorial

Terry J. Reedy added the comment: A quick patch would be 'This tutorial was written for argparse in Python 3. A few details are different in 2.x.' But feel free to do better. ---------- nosy: +terry.reedy _______________________________________ Python tracker <report@bugs.python.org> <http://bugs.python.org/issue16863> _______________________________________