Mail arrival detection system using a Raspberry Pi 3
As soon as you have a RPi with python 3.6.x running, you're good to go!
Just pull the repo, create and run a virtual environment (using python 3.6.x) and run pip install -r requirements.txt
From there do python buttonsetup.py
and the script will run!
Below you will find the circuit diagram thus far. It is quite simple to construct.