From 73e16c15ccaf45420da25dfec3b05a8488cb0b46 Mon Sep 17 00:00:00 2001
From: YAMADA Hideki <yamada.hideki@po.ntts.co.jp>
Date: Wed, 14 May 2014 19:10:59 +0900
Subject: hub: import semaphore

Signed-off-by: YAMADA Hideki <yamada.hideki@po.ntts.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
---
 ryu/lib/hub.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ryu/lib/hub.py b/ryu/lib/hub.py
index 95199e75..c68f19be 100644
--- a/ryu/lib/hub.py
+++ b/ryu/lib/hub.py
@@ -29,6 +29,7 @@ if HUB_TYPE == 'eventlet':
     import eventlet
     import eventlet.event
     import eventlet.queue
+    import eventlet.semaphore
     import eventlet.timeout
     import eventlet.wsgi
     import greenlet
@@ -90,6 +91,8 @@ if HUB_TYPE == 'eventlet':
 
     Queue = eventlet.queue.Queue
     QueueEmpty = eventlet.queue.Empty
+    Semaphore = eventlet.semaphore.Semaphore
+    BoundedSemaphore = eventlet.semaphore.BoundedSemaphore
 
     class StreamServer(object):
         def __init__(self, listen_info, handle=None, backlog=None,
-- 
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