This library is created as an helper library to plot data from CAFAna output spectrum root files, and is implemented both as a cli interfafce using the plot command, or in custom plotting routines as the plottergeist module.
As of now this is in beta, being actively developed... So the best way to insatll is just clone the repository
git clone https://github.com/mattiasotgia/Plottergeist.gitand then
cd Plottergeist
pip install -e .