--- /dev/null
+#!/usr/bin/python
+#
+
+# Copyright (C) 2014 Google Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.
+
+
+# pylint: disable=C0103
+
+"""Hook to be run after upgrading to this version.
+
+"""
+
+
+def main():
+ """Main program.
+
+ """
+ return 0
+
+if __name__ == "__main__":
+ exit(main())