avoid pbr's non multi-version aware script

otherwise the latest ryu-manager can pick up older modules
if multiple versions of ryu is installed on a system.

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>

1 files changed, 2 insertions, 0 deletions

diff --git a/setup.py b/setup.py
index 768ac73a..cf2a404d 100644
--- a/setup.py
+++ b/setup.py
@@ -21,8 +21,10 @@ except ImportError:
     pass
 
 import setuptools
+import ryu.hooks
 
 
+ryu.hooks.save_orig()
 setuptools.setup(name='ryu',
                  setup_requires=['pbr'],
                  pbr=True)