I got this error in my code:

Traceback (most recent call last):

File "python/cli_runner.py", line 152, in

What did I do wrong? I don't understand what the error is. There is no line 152, is it?

```
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(numbers):
total = sum(numbers)
total = float(total)
total = total / len(numbers)
return total
def get_average(student):
homework = average(student["homework"]) * 0.1
tests = average(student["tests"]) * 0.6
quizzes = average(student["quizzes"]) * 0.3
return homework + tests + quizzes
print homework + tests + quizzes
# Add your function below!
def average(numbers):
total = sum(numbers)
total = float(total)
total = total / len(numbers)
return total
def get_average(student):
homework = average(student["homework"]) * 0.1
tests = average(student["tests"]) * 0.6
quizzes = average(student["quizzes"]) * 0.3
return homework + tests + quizzes
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"
```