Composition

Composition means an object contains other objects:

class Engine:
    def __init__(self, horsepower):
        self.horsepower = horsepower
class Car:
    def __init__(self, brand, engine):
        self.brand = brand
        self.engine = engine  # Car HAS an Engine
engine = Engine(200)
car = Car("Toyota", engine)
print(car.engine.horsepower)  # 200

Your Task

Create:

• An Expense class with description and amount
• An ExpenseReport class that takes a name and a list of expenses

The ExpenseReport should store the expenses list.