Math 10b | Python Fiddle

firstScale = {            
            'attendance':5.,
            'quizzes':15.,
            'homework':15.,
            'midterm':25.,
            'final':45.
            }

secondScale = {
            'attendance':5.,
            'quizzes':10.,
            'homework':10.,
            'midterm':10.,
            'final':65.
             }

passingGrade = 70.0

attendanceScore = 0.500
quizScores = [1./8.,7./8.,1./2.,0.,0.]
homeworkScores = [0.,0.774,0.750,0.,1.00,1.00,1.00]
midtermScore = 0.690

def getAttendancePoints(score,scale):
    points = score * scale['attendance']
    return points

def getQuizPoints(scores, scale):
    grade = sum(scores)/float(len(scores))
    points = grade * scale['quizzes']
    return points

def getHomeworkPoints(scores, scale):
    grade = sum(scores) / float(len(scores))
    points = grade * scale['homework']
    return points

def getMidtermPoints(score, scale):
    points = score * scale['midterm']
    return points

def getClassGrade(scale):
    attendance = getAttendancePoints(attendanceScore, scale)
    quiz = getQuizPoints(quizScores, scale)
    homework = getHomeworkPoints(homeworkScores,scale)
    midterm = getMidtermPoints(midtermScore, scale)
    return sum([attendance,quiz,homework,midterm])

def neededOnFinal(currentStanding, scale):
    pointsNeeded = passingGrade - currentStanding
    percentage = pointsNeeded / scale['final']
    return percentage

print "Scale 1:", getClassGrade(firstScale)
print "Needed on Final:", neededOnFinal(getClassGrade(firstScale), firstScale)

print "Scale 2:", getClassGrade(secondScale)
print "Needed on Final:", neededOnFinal(getClassGrade(secondScale), secondScale)

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