1 files changed, 1 insertions, 3 deletions
diff --git a/synapse/notifier.py b/synapse/notifier.py
index 12cd84b27b..a8fd3ef886 100644
--- a/synapse/notifier.py
+++ b/synapse/notifier.py
@@ -164,11 +164,9 @@ class _NotifierUserStream:
 
 
 class EventStreamResult(namedtuple("EventStreamResult", ("events", "tokens"))):
-    def __nonzero__(self):
+    def __bool__(self):
         return bool(self.events)
 
-    __bool__ = __nonzero__  # python3
-
 
 class Notifier:
     """ This class is responsible for notifying any listeners when there are