old_contents: # This file is part of the MapProxy project.
  # Copyright (C) 2011 Omniscale <http://omniscale.de>
  # 
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  # 
  #    http://www.apache.org/licenses/LICENSE-2.0
  # 
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from mapproxy.cache.base import TileCacheBase
  from mapproxy.util.lock import DummyLock
  
  class DummyCache(TileCacheBase):
      def is_cached(self, tile):
          return False
      
      def lock(self, tile):
          return DummyLock()
      
      def store_tile(self, tile):
          pass
new_contents: # This file is part of the MapProxy project.
  # Copyright (C) 2011 Omniscale <http://omniscale.de>
  # 
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  # 
  #    http://www.apache.org/licenses/LICENSE-2.0
  # 
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from mapproxy.cache.base import TileCacheBase
  from mapproxy.util.lock import DummyLock
  
  class DummyCache(TileCacheBase):
      def is_cached(self, tile):
          return False
      
      def lock(self, tile):
          return DummyLock()
      
      def load_tile(self, tile, with_metadata=False):
          pass
      
      def store_tile(self, tile):
          pass
subject: add load_tiles to DummyCache