Install dependencies

pyqt4

mac os

brew install cartr/qt4/pyqt

sudo mkdir -p /Users/username/Library/Python/2.7/lib/python/site-packages

sudo vim /Users/username/Library/Python/2.7/lib/python/site-packages/homebrew.pth
import site; site.addsitedir("/usr/local/lib/python2.7/site-packages")

ubuntu

sudo apt-get install python-qt4

centos

sudo yum install PyQt4

install yt_ovs

git clone https://github.com/cao19881125/YtOvs.git
cd YtOvs
pip install .

run yt_ovs

yt-ovs