Script to calculate grade for CDA 3103 Spring 2014

calc_grade.py

#!/usr/bin/env python

# homework average is worth 15% of the grade and lowest will be thrown out
HOMEWORK = [
    100,  # hw1
    100,  # hw2
    100,  # hw3
    100,  # hw4
    100,  # hw5
]

# exams are worth 15% of the grade and one can be replaced by the final
EXAMS = [
    100,  # exam1
    100,  # exam2
]

# quiz is worth 15% of the grade and can not be replaced by the final
QUIZ = 100

# final is worth 40% of the grade
FINAL = 100


def calc_grade(homework, exams, quiz, final):
    # drop lowest homework grade and calculate average
    homework = sorted(homework)[1:]
    homework_avg = float(sum(homework)) / len(homework)

    # replace lowest exam with final if higher
    exams = sorted(exams)
    for i, score in enumerate(exams):
        if final > score:
            exams[i] = final
            break

    return sum([
        homework_avg * 0.15,
        exams[0] * 0.15,
        exams[1] * 0.15,
        quiz * 0.15,
        final * 0.40,
    ])


if __name__ == '__main__':
    print 'Your grade is:', calc_grade(HOMEWORK, EXAMS, QUIZ, FINAL)