class Location:

    def __init__(self, pickup_location, dropoff location):
        self._pickup_location = pickup_location
        self._dropoff_location = dropoff_location

class Car:
	def __init__(self, daily_fee, current_status, car_type, registration, pickup_location, dropoff_location):
		self._daily_fee = daily_fee
		self._current_status = _current_status
		self._car_type = car_type
		self._registration = registration
		self._pickup_location = pickup_location
		self._dropoff_location = dropoff_location

class Small_Car(Car):
	def __init__(self, car_type):
		self._car_type = car_type

class Medium_Car(Car):
	def __init__(self, car_type):
		self._car_type = car_type

class Large_Car(Car):
	def __init__(self, car_type):
		self._car_type = car_type

class Premium_Car(Car):
	def __init__(self, car_type):
		self._car_type = car_type

class Car_Rental_System:
	def __init__(self, available_cars, current_customers, current_bookings):
		self._available_cars = []
		self._current_customers = current_customers
		self._current_bookings = current_bookings

	def add_car(self, car_type, pickup_location, dropoff_location, registration):
		if car_type == "Small_Car"
			daily_fee = 50
		if car_type == "Medium_Car"
			daily_fee = 100
		if car_type == "Large_Car"
			daily_fee = 150
		if car_type == "Premium_Car"
			daily_fee = 200
		current_status = "Available"

		for car1 in self._available_cars:
			car1.add_car(Car(daily_fee, current_status, car_type, registration, pickup_location, dropoff_location))

	def matched_cars(self, car_type, pickup_location, dropoff_location):
		return

	def make_booking(self):

	def accept_booking(self):

	def send_email(self):

	def staff_login(self):


class Customer:

	def __init__(self, age, name, license, email):
		self._age = age
		self._name = name
		self._licence = licence
		self._email = email

	def search_car(self, car_rental_system):

	def pay_rental_fee(self):


	def book_car(self):

	def __str__(self):
		return "name: %s, age: %s, license: %s, email: %s"%(self.name, self.age, self.license, self.email)

class Booking:

	def __init__(self, rental_period, customer, car, location, insurance):
		self._rental_period = rental_period
		self._customer = customer
		self._car = car
		self._location = location
		self._insurance = insurance

	def calculate_net_price(self)

class Insurance:

	def __init__(self, excess_insurance, car_type, customer):
		self._excess_insurance = excess_insurance
		self._car_type = car_type
		self._customer = customer

class Staff:

	def __init__(self, username, password):
		self._username = username
		self._password = password

class Admin_system:

	def authenticate_staff(self):

	def add_new_cars(self):

system = Car_Rental_System()

system.add_car("Small_Car, "Greenacre", "Bankstown", 1234321)

#self, car_type, pickup_location, dropoff_location, registration