diff -r 9611905b58fe -r 79ae42ad97d4 annot-server/websockets.py
--- a/annot-server/websockets.py	Tue Jan 13 15:27:20 2015 +0100
+++ b/annot-server/websockets.py	Fri Jan 16 03:16:19 2015 +0100
@@ -1,4 +1,3 @@
-
 #
 # See LICENCE for detail
 # Copyright (c) 2014 IRI
@@ -50,8 +49,8 @@
 
     def register(self, client):
         if not client in self.clients:
-             print("registered client {}".format(client.peer))
-             self.clients.append(client)
+            print("registered client {}".format(client.peer))
+            self.clients.append(client)
 
     def unregister(self, client):
         if client in self.clients:
@@ -60,11 +59,11 @@
         if client in self.filters:
             self.filters.pop(client, None)
 
-    def broadcast(self, msg, filter):
+    def broadcast(self, msg, filter_list):
         print("broadcasting prepared message '{}' ..".format(msg))
         preparedMsg = self.prepareMessage(msg)
         for c in self.clients:
-            if all([ (k in filter and filter[k] in v) for k,v in self.filters.get(c, {}).items()]):
+            if all([ (k in filter_list and filter_list[k] in v) for k,v in self.filters.get(c, {}).items()]):
                 c.sendPreparedMessage(preparedMsg)
                 print("prepared message sent to {}".format(c.peer))