diff -r a5d498bbf40a -r 02f7c0539843 qmsk/net/lib/event2/event.pyx
--- a/qmsk/net/lib/event2/event.pyx	Mon Aug 31 21:34:54 2009 +0300
+++ b/qmsk/net/lib/event2/event.pyx	Mon Aug 31 21:36:15 2009 +0300
@@ -9,7 +9,7 @@
 
     cdef double t
 
-    if timeout :
+    if timeout is not None :
         t = timeout
 
         tv.tv_sec = <int>(t)
@@ -119,7 +119,14 @@
 
     def __call__ (self, lib.evutil_socket_t fd, short mask) :
         """
-            The method invoked by the internal libevent callback.
+            The method invoked by the internal libevent callback when the event becomes active.
+            
+                fd          - OS file descriptor the event occured on, or -1
+                mask        - bitmask of EV_* flags that represents the triggered event
+
+
+            The default implementation of __call__ does nothing. The method's return value will be ignored, and should
+            be None. Any errors raised by the callback will be printed out as warning messages, and ignored.
         """
 
         pass