From 29626d863a58b8c27a53a2029d03a1659c4c231a Mon Sep 17 00:00:00 2001
From: Yang Wang <tiandiwoxin@icloud.com>
Date: Mon, 18 Sep 2017 13:02:57 +0800
Subject: [PATCH] support multi output in graph follow up (#1564)

* support multi-output follow up

* meet code review