[docs] [issue17188] Document 'from None' in raise statement doc.

Mariatta Wijaya added the comment: Patch has been applied to 3.7 and 3.6. Thanks everyone :) ---------- resolution: -> fixed stage: backport needed -> resolved status: open -> closed _______________________________________ Python tracker <report@bugs.python.org> <http://bugs.python.org/issue17188> _______________________________________