How to use the debtcollector._utils.get_assigned function in debtcollector

        @six.wraps(old_init, assigned=_utils.get_assigned(old_init))
        def new_init(self, *args, **kwargs):
            _utils.deprecation(out_message, stacklevel=stacklevel,
                               category=category)
            return old_init(self, *args, **kwargs)

        @six.wraps(f, assigned=_utils.get_assigned(f))
        def wrapper(self, *args, **kwargs):
            _utils.deprecation(out_message, stacklevel=stacklevel,
                               category=category)
            return f(self, *args, **kwargs)

    @six.wraps(new_func, assigned=_utils.get_assigned(new_func))
    def old_new_func(*args, **kwargs):
        _utils.deprecation(out_message, stacklevel=stacklevel,
                           category=category)
        return new_func(*args, **kwargs)