[docs] [issue27992] Clarify %(prog)s in argparse help formatter returns basename of sys.argv[0] by default

Karthikeyan Singaravelan <tir.karthi@gmail.com> added the comment: CPython now accepts GitHub PRs. Please see the workflow at https://devguide.python.org . You can raise a PR against master branch. ---------- _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue27992> _______________________________________