Changing license header, again!

appengine/machine_provider/models.py

 # Copyright 2015 The LUCI Authors. All rights reserved.
-# Use of this source code is governed by the Apache v2.0 license that can be
-# found in the LICENSE file.
+# Use of this source code is governed under the Apache License, Version 2.0
+# that can be found in the LICENSE file.
 
 """Datastore models for the Machine Provider messages."""
 
 import hashlib
 
 from google.appengine.ext import ndb
 from google.appengine.ext.ndb import msgprop
 
 from protorpc import messages
 from protorpc import protobuf
@@ skipping 226 matching lines @@
 
     Args:
       *filters: Any additional filters to include in the query.
 
     Yields:
       CatalogMachineEntry keys in no guaranteed order.
     """
     available = cls.state == CatalogMachineEntryStates.AVAILABLE
     for machine in cls.query(available, *filters).fetch(keys_only=True):
       yield machine