diff --git a/appengine/cloudsql/main.py b/appengine/cloudsql/main.py
index 1f70a0470f6f..372bf22528e1 100644
--- a/appengine/cloudsql/main.py
+++ b/appengine/cloudsql/main.py
@@ -19,6 +19,8 @@
 For more information, see the README.md.
 """
 
+# [START all]
+
 import os
 
 import MySQLdb
@@ -56,3 +58,5 @@ def get(self):
 app = webapp2.WSGIApplication([
     ('/', MainPage),
 ], debug=True)
+
+# [END all]