requirements

sudo apt install python3-venv
python -m venv myvenv
cd myvenv/bin/ && source activate
pip install -r req.txt

use -d 3 to set the profile to 3 days ago wallpaper from now

use -h to see help

Options:  
  -h, --help         show this help message and exit  
  -d DAY, --day=DAY  set the background to --day n by date   

download package with pip

pip install git+https://github.com/hirbodprime/bing-background.git