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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_standard_package(self, server_id, is_virt=True):
 """Retrieves the standard firewall package for the virtual server. :param int server_id: The ID of the server to create the firewall for :param bool is_virt: True if the ID provided is for a virtual server, False for a server :returns: A dictionary containing the standard virtual server firewall package """


        firewall_port_speed = self._get_fwl_port_speed(server_id, is_virt)

        _value = "%s%s" % (firewall_port_speed, "Mbps Hardware Firewall")
        _filter = {'items': {'description': utils.query_filter(_value)}}

        return self.prod_pkg.getItems(id=0, filter=_filter)