I need help writing this program using python.

Assign Test Scores Write a program that asks the user to functions in the program: ter 5 test scores. The program should display a letter grade for each score and the average test score The program should calc_average: This function should accept five test scores as arguments and return the average of the scores. determine grade: This function should accept a test score as an argument and return a letter grade for the score based on the following grading scale: 90-100 80-89 70-79 60-69 Below 60