@abstractmethod def connect (self room )pass class mazegame (abc)@abstractmethod def make_room (self)print(abstract make_room "pass def addroom (self room)print(adding room"def __init__ (self)room self make_room (room self make_room (room connect room self addroom room self addroom room this snippet implements the regular rooms this snippet implements the magic rooms class magicmazegame mazegame )def make_room (self)return magicroom (class magicroom (room)def connect (self room )print(connecting magic room"here' how you use the factory to create regular and magic games ordinary_maze_game ordinary_maze_game ordinarymazegame (magic_maze_game magic_maze_game magicmazegame ( drawback of the factory method pattern is that it makes subclassing challenging an abstract factory provides an interface for creating families of related objects without specifying their concrete classes for examplea class documentcreator could provide interfaces to create number of productssuch as createletter(and createresume(concrete implementations of this class could choose to implement these products in different wayse with modern or classic fontsright-flush or right-ragged layoutetc client code gets documentcreator object and calls its factory methods use of this pattern makes it possible to interchange concrete implementations without changing the code that uses themeven at runtime the price for this flexibility is more planning and upfront codingas well as and code that may be harder to understandbecause of the added indirections