From 9eac763e3801dca35d536f24ba61b29b78910faf Mon Sep 17 00:00:00 2001
From: Satoshi Kobayashi <satoshi-k@stratosphere.co.jp>
Date: Tue, 10 Sep 2013 10:20:26 +0900
Subject: [PATCH] Support old style class

Since __base__ does not exist in old style class, it becomes an error.

Signed-off-by: Satoshi Kobayashi <satoshi-k@stratosphere.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
---
 ryu/base/app_manager.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ryu/base/app_manager.py b/ryu/base/app_manager.py
index c666f2cb..b39d6cc2 100644
--- a/ryu/base/app_manager.py
+++ b/ryu/base/app_manager.py
@@ -185,7 +185,7 @@ class AppManager(object):
             assert not key in self.contexts
             self.contexts[key] = context
             # hack for dpset
-            if context.__class__.__base__ == RyuApp:
+            if issubclass(context.__class__, RyuApp):
                 register_app(context)
         return self.contexts