Run 2to3 over the Demo/ directory to shut up parse errors from 2to3 about lingering print statements.
diff --git a/Demo/threads/squasher.py b/Demo/threads/squasher.py
index 0d59cb8..35b1b1d 100644
--- a/Demo/threads/squasher.py
+++ b/Demo/threads/squasher.py
@@ -89,7 +89,7 @@
 def putline():
     while 1:
         line = co.tran(coassembler)
-        print line
+        print(line)
 
 import string
 co = Coroutine()
@@ -100,6 +100,6 @@
 cosquasher = co.create(squasher)
 
 co.tran(coputline)
-print 'done'
+print('done')
 
 # end of example