From 1733ed2d4b9f28b37abba9012f4ed5266d28cf2a Mon Sep 17 00:00:00 2001
From: "Yuanbin.Chen" <cybing4@gmail.com>
Date: Wed, 20 Jun 2018 16:24:33 +0800
Subject: [PATCH] Fix container top command process 'NoneType' error

Change-Id: I53b6f79c0188934c87e56d836171081439e2ffed
Closes-Bug: 1777819
---
 zunclient/osc/v1/containers.py | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/zunclient/osc/v1/containers.py b/zunclient/osc/v1/containers.py
index 5e1cbb2c..b06cdf1d 100644
--- a/zunclient/osc/v1/containers.py
+++ b/zunclient/osc/v1/containers.py
@@ -876,10 +876,13 @@ class TopContainer(command.Command):
         output = client.containers.top(container, ps)
         for titles in output['Titles']:
             print("%-20s") % titles,
-        for process in output['Processes']:
+        if output['Processes']:
+            for process in output['Processes']:
+                print("")
+                for info in process:
+                    print("%-20s") % info,
+        else:
             print("")
-            for info in process:
-                print("%-20s") % info,
 
 
 class UpdateContainer(command.ShowOne):