ModuleNotFoundError: No module named 'ReliefF'

[etiur]

Hello,
I wanted to test your library but whenever I try to import a class it shows me:

ModuleNotFoundError: No module named 'ReliefF'

So I only tried this at my jupyter notebook but also in a console

from Py_FS.filter import PCC
from Py_FS.filter import SCC

I am using 22.04.1-Ubuntu and python 3.11.6

Thank you very much