[docs] [issue19980] Improve help('non-topic') response

Mark Lawrence added the comment: I screwed up, sorry folks. If the latest patch isn't correct I give up as it's three strikes and I'm out :( ---------- Added file: http://bugs.python.org/file37565/issue19880v3.diff _______________________________________ Python tracker <report@bugs.python.org> <http://bugs.python.org/issue19980> _______________________________________