<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_standard_fwl_rules(self, firewall_id):
 """Get the rules of a standard firewall. :param integer firewall_id: the instance ID of the standard firewall :returns: A list of the rules. """


        svc = self.client['Network_Component_Firewall']
        return svc.getRules(id=firewall_id, mask=RULE_MASK)