From d70c9aed32778eae8a25f04c5f49861a67c3922c Mon Sep 17 00:00:00 2001
From: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Date: Fri, 21 Feb 2014 17:14:07 +0900
Subject: ryu.topology.api: request ryu.topology.switches

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
---
 ryu/topology/api.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ryu/topology/api.py b/ryu/topology/api.py
index 908d8de1..ed56ce78 100644
--- a/ryu/topology/api.py
+++ b/ryu/topology/api.py
@@ -13,6 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from ryu.base import app_manager
 from ryu.topology import event
 
 
@@ -32,3 +33,6 @@ def get_link(app, dpid=None):
 
 def get_all_link(app):
     return get_link(app)
+
+
+app_manager.require_app('ryu.topology.switches')
-- 
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