'Return a list of load balancer listeners dicts.
:rtype: ``list`` of ``dict``'

def _ex_get_balancer_listeners(self, balancer):

    params = {'Action': 'DescribeListeners', 'LoadBalancerArn': balancer.id}
    data = self.connection.request(ROOT, params=params).object
    return self._to_listeners(data)
