import reprlib
class X:
    @reprlib.recursive_repr()
    def __repr__(self) -> str:
        return f'X({self.__dict__})'

# how to get initial X.__repr__ back?
# this doesn't work:
X.__repr__.__wrapped__ # AttributeError: 'function' object has no attribute '__wrapped__'
# this is awful:
X.__repr__.__closure__[2].cell_contents