# Product.py

# Static Methods for a Class Object page 57

# Create a Product Class and initialize 2 attrs name and price
class Product:

    def __init__(self, name, price):
        self.name = name
        self.price = price

    # Static Methods
    # return belongs to the class, not the object
    # 'utility function' does not need to read the instance directly

    @staticmethod # utility function
    def apply_discount(price, discount):
        return price * (1 - discount)

    def update_price(self, discount):
        self.price = self.apply_discount(self.price, discount)

# Output

# Instance of the Class object
product = Product("widget 1", 1000) # product is the INSTANCE of the object name in memory

# Not going to use Product(), we are going to call static method for the utility function
discounted_price = Product.apply_discount(1000, .10)
print(f"Discounted Price: ${discounted_price:.2f}")