Import the MacOS toolbox modules from the Carbon package.
diff --git a/Mac/Demo/printing/PrintingDemo.py b/Mac/Demo/printing/PrintingDemo.py
index 6f7881f..a42ac2f 100644
--- a/Mac/Demo/printing/PrintingDemo.py
+++ b/Mac/Demo/printing/PrintingDemo.py
@@ -1,7 +1,7 @@
 import Printing
-import Qd
-import Fm
-import Res
+from Carbon import Qd
+from Carbon import Fm
+from Carbon import Res
 
 # some constants
 PostScriptBegin = 190	# Set driver state to PostScript