Fetch whether unloading is restricted

        :returns: True, if unloading is restricted
        :rtype: :class:`bool`
        :raises: None

def fetch_replace_restriction(self, ):
        """Fetch whether unloading is restricted

        :returns: True, if unloading is restricted
        :rtype: :class:`bool`
        :raises: None
        """
        inter = self.get_refobjinter()
        restricted = self.status() is None
        return restricted or inter.fetch_action_restriction(self, 'replace')