'Get a load balancer rule
:param lb_id: ID of the load balancer
:rtype: ``str``
:param rule_id: Rule ID
:rtype: ``str``
:return: A load balancer rule
:rtype: ``dict``'

def ex_get_load_balancer_rule(self, lb_id, rule_id):

    response = self.connection.request(action=('load_balancers/%s/rules/%s' % (lb_id, rule_id)), method='GET')
    return response.object
