If we connect our OpenBCI Cyton board to BrainFlow:

How to connect a Cyton board to a Raspberry Pi to use it as a mobile ECG device?

We can find there Python examples how to get data from the board:

https://brainflow.readthedocs.io/en/stable/Examples.html#python

Talha Iqbal, Postdoctoral Research Associate at University of Galway, Ireland

https://www.linkedin.com/in/talha-iqbal-550aa186/?originalSubdomain=ie

https://scholar.google.com/citations?user=q_TIh-MAAAAJ&hl=en

teaches us how to use HeartPy with Python on his YouTube channel:

https://www.youtube.com/@TalhaIqbal91/videos