old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  ##############################################################################
  #  Copyright Kitware Inc.
  #
  #  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.
  ##############################################################################
  
  import server
  from server import tilesource
  from server import cache_util
  
  getTileSource = tilesource.getTileSource  # noqa
  
  __all__ = ['server', 'tilesource', 'getTileSource', 'cache_util']
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  ##############################################################################
  #  Copyright Kitware Inc.
  #
  #  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.
  ##############################################################################
  
  try:
      from . import server   # Works in non-editable install
      from .server import tilesource
      from .server import cache_util
  except ImportError:
      import server          # Works in editable install
      from server import tilesource
      from server import cache_util
  
  getTileSource = tilesource.getTileSource  # noqa
  
  __all__ = ['server', 'tilesource', 'getTileSource', 'cache_util']
  
subject: Improve installation.