code: def update_lb_node_condition(self, lb_id, node_id, condition):
          
          self._request(
                  'put', 
                  '/loadbalancers/%s/nodes/%s' % (lb_id, node_id),
                  data={'condition': condition})
docs: Update node condition - specifically to disable/enable
  
          :param string lb_id:  Balancer id
  
          :param string node_id:  Node id
  
          :param string condition:  ENABLED/DISABLED