Python Programming - Classes

class Car:
    def __init__(self, make, model, year):
        self.make = make
        self.model = model
        self.year = year

# Create an instance of the Car class
my_car = Car("Toyota", "Camry", 2022)

class Book:
    def __init__(self, title, author):
        self.title = title
        self.author = author

# Create an instance of the Book class
my_book = Book("Python Programming", "John Doe")

class Rectangle:
    def __init__(self, length, width):
        self.length = length
        self.width = width

    def calculate_area(self):
        return self.length * self.width

# Create an instance of the Rectangle class
my_rectangle = Rectangle(5, 8)

class Animal:
    def __init__(self, species):
        self.species = species

# Create an instance of the Animal class
my_animal = Animal("Lion")

class Laptop:
    def __init__(self, brand, model):
        self.brand = brand
        self.model = model

# Create an instance of the Laptop class
my_laptop = Laptop("Dell", "XPS 13")