From 7890097856dd62d04a2e49478d57e627c471a7fb Mon Sep 17 00:00:00 2001
From: Anton Beloglazov <anton.beloglazov@gmail.com>
Date: Tue, 22 Jan 2013 12:17:31 +1100
Subject: [PATCH] Fixed a bug in the OTF wrapper

---
 neat/locals/overload/otf.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/neat/locals/overload/otf.py b/neat/locals/overload/otf.py
index b558e7e..44c433d 100644
--- a/neat/locals/overload/otf.py
+++ b/neat/locals/overload/otf.py
@@ -40,7 +40,7 @@ def otf_factory(time_step, migration_time, params):
     """
     migration_time_normalized = float(migration_time) / time_step
     def otf_wrapper(utilization, state=None):
-        if state == None:
+        if state is None or state == {}:
             state = {'overload': 0, 
                      'total': 0}
         return otf(params['otf'],