input: Write a python function to create a Car object and test its attributes.
  assert car.model == 'Model S'
  assert car.make == 'Tesla'
  assert car.color == 'Red'
  assert car.engine_power == 762
  assert car.num_wheels == 4
output: def create_car():
      class Car:
          def __init__(self, model, make, color, engine_power, num_wheels):
              self.model = model
              self.make = make
              self.color = color
              self.engine_power = engine_power
              self.num_wheels = num_wheels
  
      car = Car('Model S', 'Tesla', 'Red', 762, 4)
      return car
  
  car = create_car()
  assert car.model == 'Model S'
  assert car.make == 'Tesla'
  assert car.color == 'Red'
  assert car.engine_power == 762
  assert car.num_wheels == 4