1class HauntedMansion:
 2
 3    def __init__(self, **kwargs):
 4        for key, value in kwargs.items():
 5            self.__setattr__(key, value)
 6
 7    def __setattr__(self, key, value):
 8        object.__setattr__(self, f'spooky_{key}', value)
 9
10    def __getattr__(self, item):
11        return 'Booooo, only ghosts here!'