Index: wflow-py/Scripts/mapstack.py
===================================================================
diff -u -r4143969ebd6b276284ea6e4198ee693bd6ab506a -r12ea40dc08628f654753679e0972e87b7bb12f7a
--- wflow-py/Scripts/mapstack.py	(.../mapstack.py)	(revision 4143969ebd6b276284ea6e4198ee693bd6ab506a)
+++ wflow-py/Scripts/mapstack.py	(.../mapstack.py)	(revision 12ea40dc08628f654753679e0972e87b7bb12f7a)
@@ -27,8 +27,9 @@
 
 def usage(*args):
     sys.stdout = sys.stderr
-    for msg in args: print(msg)
-    print(__doc__)
+    for msg in args:
+        print msg
+    print __doc__
     sys.exit(0)