Python 3. use the tkinter module to write a program that calculates a
This assignment involves the use of GUI widgets to create an OOP/Event-driven program. With Python 3. Use the tkinter module to write a program that calculates a car’s gas mileage. The program’s window should have Entry widgets that let the user enter the number of gallons of gas the car holds, and the number of miles it can be driven on a full tank […]