--- a/hercule.py	Mon Mar 23 17:38:30 2009 +0100
+++ b/hercule.py	Mon Mar 23 17:55:59 2009 +0100
@@ -37,7 +37,7 @@
         format_results(writer, layout, stream)
     finally:
         stream.close()
-        status = os.waitpid(pid, 0)
+        os.waitpid(pid, 0)
 
 def izip2(list1, list2):
     for i in xrange(len(list1)):