im stuck at this ex https://www.codecademy.com/en/courses/python-beginner-en-qzsCL/1/2?curriculum_id=4f89dab3d788890003000096

no idea why it keeps getting stuck at this part.

Thanks in advance:)

```
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!
students=[lloyd,alice,tyler]
def average(numbers):
total=sum(numbers)
average=float(total)/len(numbers)
return average
def get_average(student):
for student in students:
homework=0.1*average(student["homework"])
quizzes=0.3*average(student["quizzes"])
tests=0.6*average(student["tests"])
get_average=homework+quizzes+tests
return get_average
```