Given this code, what will be the output?

Given this code, what will be the output?

class Item:
    def __init__(self, name, quantity):
        self.name = name
        self.quantity = quantity
    def restock(self, amount):
        self.quantity += amount

item = Item("Pen", 10)
item.restock(5)
item.quantity = 3
print(item.quantity)