I have creating a POS application using python and other momdules which is can do CRUD operations into Firebase Realtime Database noSQL, also can connect to thermal printer
Referring to the license, I only display the GUI only.
From the already known longitudes and lattitudes, we created a program to calculate the distance from each point (lat lon) and plot it in the form of a distance matrix
This GUI shows image from webcam PC and realtime process it