Run 2to3 over the Demo/ directory to shut up parse errors from 2to3 about lingering print statements.
diff --git a/Demo/scripts/script.py b/Demo/scripts/script.py
index 6eaa7ae..174c13e 100755
--- a/Demo/scripts/script.py
+++ b/Demo/scripts/script.py
@@ -17,7 +17,7 @@
 shell = 'sh'
 filename = 'typescript'
 mode = 'w'
-if os.environ.has_key('SHELL'):
+if 'SHELL' in os.environ:
     shell = os.environ['SHELL']
 if '-a' in sys.argv:
     mode = 'a'