Saturday, June 8, 2013
Python : Student Becomes Teacher
lloyd = {
"name": "Lloyd",
"homework": [90.0, 97.0, 75.0, 92.0],
"quizzes": [88.0, 40.0, 94.0],
"tests": [75.0, 90.0]
}
alice = {
"name": "Alice",
"homework": [100.0, 92.0, 98.0, 100.0],
"quizzes": [82.0, 83.0, 91.0],
"tests": [89.0, 97.0]
}
tyler = {
"name": "Tyler",
"homework": [0.0, 87.0, 75.0, 22.0],
"quizzes": [0.0, 75.0, 78.0],
"tests": [100.0, 100.0]
}
# Add your function below!
def average(x):
return sum(x) / len(x)
* * *
def get_average(student):
return average(student["homework"]) * 0.1 + average(student["quizzes"]) * 0.3 + average(student["tests"]) * 0.6
def get_letter_grade(score):
if score >= 90:
return "A"
elif score >= 80:
return "B"
elif score >= 70:
return "C"
elif score >= 60:
return "D"
else:
return "F"
print get_letter_grade(get_average(lloyd))
def get_class_average(students):
student_averages = []
for i in students:
student_averages.append(get_average(i))
return average(student_averages)
students = [lloyd, alice, tyler]
print get_class_average(students)
Labels:
codeacademy,
coding,
CS,
programming,
python
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