old_contents: from models.people.people import Staff, Fellow
  from models.rooms.rooms import Office, LivingSpace
  import random
  
  
  class Dojo(object):
      def __init__(self):
          self.offices = []
          self.livingrooms = []
          self.staff = []
          self.fellows = []
          self.all_rooms = []
          self.all_people = []
  
      def get_room(self, rooms):
          """A function to generate a list of random rooms with space.
          :param rooms:
          :return: room_name
          """
          # a room is only available if it's capacity is not exceeded
          available_rooms = [room for room in rooms if len(room.occupants) < room.room_capacity]
          # return False if all rooms are full
          if len(available_rooms) < 1:
              return False
          # choose a room fro the list of available rooms.
          chosen_room = random.choice(available_rooms)
          return chosen_room.room_name
  
      def create_room(self, room_name, room_type):
              if room_type is 'office':
                  if room_name not in [room.room_name for room in self.offices]:
                      room = Office(room_name=room_name, room_type=room_type)
                      self.offices.append(room)
                      self.all_rooms.append(room)
                      return 'An office called' + ' ' + room_name + ' ' + 'has been successfully created'
                  return 'An office with that name already exists'
              if room_type is 'livingspace':
                  if room_name not in [room.room_name for room in self.livingrooms]:
                      room = LivingSpace(room_name=room_name, room_type=room_type)
                      # add object to list( has both room_name and room_type)
                      self.livingrooms.append(room)
                      self.all_rooms.append(room)
                      return 'A room called ' + room_name + ' has been successfully created!'
                  return 'A living room with that name already exists'
  
  
new_contents: import os
  import sys
  from os import path
  sys.path.append(path.dirname(path.dirname(path.abspath(__file__))))
  
  
  class Room(object):
      """Models the kind of rooms available at Andela,
          It forms the base class Room from which OfficeSpace and LivingRoom inherit"""
      def __init__(self, room_name, room_type, room_capacity):
          """Initializes the base class Room
          :param room_name: A string representing the name of the room
          :param room_type: A string representing the type of room, whether office or residential
          :param room_capacity: An integer representing the amount of space per room.
          """
          self.room_name = room_name
          self.room_type = room_type
          self.room_capacity = room_capacity
          self.occupants = []
  
  
subject: Implement the Room base class