1class HauntedMansion:
 2    def __init__(self, **kwargs):
 3        for key, value in kwargs.items():
 4            self.__setattr__(key, value) # Calls bottom method/function
 5
 6    def __getattr__(self, name):
 7        if not name.startswith("spooky_"):
 8            return "Booooo, only ghosts here!" # Not a valid attribute
 9
10        original_name = name[len("spooky_"):] # Get attribute names in dict after "spooky_"
11        if f"spooky_{original_name}" in self.__dict__:
12            return self.__dict__[f"spooky_{original_name}"] # Returns valid attribute
13
14        return "Booooo, only ghosts here!" # Not a valid attribute
15
16    def __setattr__(self, name, value):
17        self.__dict__[f"spooky_{name}"] = value # Sets the attribute with prefix "spooky_"