Reading Differential Pressure and Temperature from the Sensirion SDP810 125 PA and SDP810 500 PA sensors using Python and a Raspberry pi This code is using the smbus module available in python. No aditional modules needed. 2-x-sdp810.py Can read multiple SDP810 devices on the same raspberry pi.
https://youtu.be/bEtrt1HFLU0 2-x-sdp810.py2-x-sdp810.py. Code should be compatable with sdp810, sdp800 sdp811 and sdp801
see https://www.instructables.com/id/Handheld-Weather-Station/ for application as anemometer (windspeed and direction)