believe2end

Recently I use this ARM board as a print box : [Orange Pi Zero2](http://www.orangepi.org/html/hardWare/computerAndMicrocontrollers/service-and-support/Orange-Pi-Zero-2.html) The OS is [Debian](https://drive.google.com/drive/folders/1Xk7b1jOMg-rftowFLExynLg0CyuQ7kCM?usp=sharing) When I test this code: ```python import cups as cp import time...