1def logic_mixin_factory(mass, mass_attr_name, material,
 2                        material_attr_name, float_method_name):
 3    
 4    class LogicMixin:
 5        
 6        def is_a_witch(self):
 7            is_witch = "Burn her!"
 8            is_not_witch = "No, but it's a pity, cuz she looks like a witch!"
 9
10            if getattr(self, mass_attr_name, None) == mass:
11                return is_witch
12            if getattr(self, material_attr_name, None) == material:
13                return is_witch
14            if callable(getattr(self, float_method_name, None)):
15                return is_witch
16            
17            return is_not_witch
18        
19    return LogicMixin