Object-oriented programming (OOP) is a method of structuring a program by bundling related properties and behaviors into individual objects. In this tutorial, you’ll learn the basics of object-oriented programming in Python.

A handy study in the implementation of Mongoose, including Mongoose fundamentals, server configuration, Mongoose Schema, Models, virtual properties, and instance methods.

Reads input files to get contact information and stores it into a server then calculates student's risks for getting infected by COVID-19 and simulates student infections based on locations, infections and how many students it should notify