@ -128,7 +128,7 @@ class singleCleaner(threading.Thread, StoppableThread):
connection.clean()
# discovery tracking
exp = time.time() - singleCleander.expireDiscoveredPeers
exp = time.time() - singleCleaner.expireDiscoveredPeers
reaper = (k for k, v in state.discoveredPeers.items() if v < exp)
for k in reaper:
try: