def METHOD_NAME(f):
    class NotConvertibleMethod(SDFGConvertible):
        def __sdfg__(self, *args, **kwargs):
            # Raise a special type of error that does not naturally occur in dace
            raise NotADirectoryError('I am not really convertible')
        def __sdfg_signature__(self):
            return ([], [])
    return NotConvertibleMethod()