Calculator is a Python file that contains a simple calculator program. The program allows the user to perform basic arithmetic operations such as addition, subtraction, multiplication, and division.
Upon running the program, the user is prompted to select an operation by entering a corresponding number. They are then asked to input two numbers on which the selected operation will be performed. The program utilizes separate functions for each operation, namely add(), subtract(), multiply(), and divide(), to calculate the result.
After performing the calculation, the program displays the equation along with the result. If the user enters an invalid choice, an error message is displayed.
Overall, "calculator.py" provides a basic calculator functionality that can be used for simple arithmetic calculations.