that is the first part. what they want me to call

bu your_lastname_17_2.py o Import your_lastname_17_1 o Define the main function as follows: . In main, the grade function from your_lastname_17_1 should be called. Use a list of scores, [87, 92, 99, 54, 74). The list should be used for iterating a for loop (i.e. for i in scores:). Using the return value of the grade function, print the letter grade for each score. o Output .87 has a letter grade, B 92 has a letter grade, A 99 has a letter grade, A 54 has a letter grade, F 74 has a letter grade, C untitled File Edit Format Run Options Window Help def grade (score): grade" if (score>=90): grade="A" elif (score>=80 and score=70 and score=60 and score