Soo

Item 51: decorator isn't applied to `dict.__setitem__` method

2

I'm not sure if I understand the purpose correctly, but it seems that [the code below](https://github.com/bslatkin/effectivepython/blob/master/example_code/item_51.py#L101-L136) skips the `__setitem__` method when wrapping the decorator :hushed: It seems that the type...

Item 37: unused variable in for loop

1

Item 37, in `class WeightedGradebook`, there's an unused variable(`subject`) in for loop as below. :slightly_smiling_face: Maybe `for subject, scores in by_subject.items()` can be changed to **`for scores in by_subject.values()`**? :hushed:...