It is recommended to install pyac in a python virtual environment.
Check https://virtualenv.pypa.io/en/latest/installation.html. In Debian:
sudo apt install python-virtualenv
Create a virtual environment:
mkdir ~/.virtualenvs virtualenv ~/.virtualenvs/pyacenv source ~/.virtualenvs/pyacenv/bin/activate
Get the sources:
git clone https://github.com/juga0/pyac
Install it:
pip install -e .