code: def atlas_get_live_neighbors( remote_peer_hostport, peer_table=None, min_health=MIN_PEER_HEALTH, min_request_count=1 ):
      
  
      with AtlasPeerTableLocked(peer_table) as ptbl:
          alive_peers = []
          for peer_hostport in ptbl.keys():
              if peer_hostport == remote_peer_hostport:
                  continue
  
              num_reqs = atlas_peer_get_request_count( peer_hostport, peer_table=ptbl )
              if num_reqs < min_request_count:
                  continue
  
              health = atlas_peer_get_health( peer_hostport, peer_table=ptbl )
              if health < min_health:
                  continue
  
              alive_peers.append( peer_hostport )
  
      random.shuffle(alive_peers)
      return alive_peers
docs: Get a random set of live neighbors
      (i.e. neighbors we've contacted before)