Python

1. The following statement calls a function named Half. result = Half (number) The Half function returns a value that is half of the argument. Write the function definition for Half. 2.Write a simple calculator program to perform calculations MULTIPLY, DIVIDE, ADD and SUBTRACT by using function. Create a function named GET_INPUT to retrieve user input on which operation and numbers to be processed by the program. Note: operation MULTIPLY, DIVIDE, ADD and SUBTRACT could be in 4 different functions or all in 1 function only