import warnings
# codes ...
class abstractproperty(property):
    __isabstractmethod__ = True
    def __init__(self, fget=None, fset=None, fdel=None, doc=None):
        warnings.warn(
            "abc.abstractproperty is deprecated and will be removed in Python 3.16. "
            "Use @property with @abstractmethod instead.",
            FutureWarning,
            stacklevel=2
        )
        super().__init__(fget, fset, fdel, doc)