python setup.py build failed on rhel 7.0

[xugangsh]

After new source code in neutron master branch, we ran below command failed on rhel 7.0

python setup.py build

running build
[...]

running build_py
[...]

running egg_info
writing requirements to neutron.egg-info/requires.txt
writing neutron.egg-info/PKG-INFO
writing top-level names to neutron.egg-info/top_level.txt
writing dependency_links to neutron.egg-info/dependency_links.txt
writing entry points to neutron.egg-info/entry_points.txt
[pbr] Reusing existing SOURCES.txt
error: can't copy 'neutron/tests/functional/contrib': doesn't exist or not a regular file

[xugangsh (xugangsh)]

You can check

git clone https://github.com/openstack/neutron.git
cd neutron
python setup.py build
[...]
error: can't copy 'neutron/tests/functional/contrib': doesn't exist or not a regular file

It is urgent.

Thanks!