Fixed py3 bug in Stream.subscribers
@@ -191,7 +191,7 @@ class Stream(param.Parameterized):
@property
def subscribers(self):
" Property returning the subscriber list"
- return [s for p, s in sorted(self._subscribers)]
+ return [s for p, s in sorted(self._subscribers, key=lambda x: x[0])]
def clear(self, policy='all'):
