n | def sizer(cls): | n | def sizer(clas): |
| def wrapper(*args, **kwargs): | | def wrapper(*args, **kwargs): |
n | class Dsc: | n | |
| | | class NonDataDescriptor: |
| def __get__(self, obj, cls): | | def __get__(self, obj, cls): |
| if hasattr(obj, "__len__"): | | if hasattr(obj, "__len__"): |
| return len(obj) | | return len(obj) |
n | if hasattr(obj, "__abs__"): | n | elif hasattr(obj, "__abs__"): |
| return abs(obj) | | return abs(obj) |
t | | t | else: |
| return 0 | | return 0 |
| | | |
| cls.size = Dsc() | | clas.size = NonDataDescriptor() |
| return cls(*args, **kwargs) | | return clas(*args, **kwargs) |
| return wrapper | | return wrapper |
| | | |