bump version to 2.7a2
diff --git a/README b/README
index 596333f..ae8a895 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-This is Python version 2.7 alpha 1
+This is Python version 2.7 alpha 2
 ==================================
 
 Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010