tce-load -i compiletc python3.9-dev perl5 intltool

https://virt-manager.org/download/sources/virt-manager/virt-manager-2.2.1.tar.gz

cd virt-manager-2.2.1

python3.9 setup.py build configure --prefix=/usr/local
sudo python3.9 setup.py build install --prefix=/usr/local --root=/tmp/pkg
