old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  # Licensed to the Apache Software Foundation (ASF) under one
  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information
  # regarding copyright ownership.  The ASF licenses this file
  # to you 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 logging
  import os
  
  import angus.service
  import angus.storage
  
  PORT = os.environ.get('PORT', 9000)
  
  LOGGER = logging.getLogger('dummy')
  
  
  def compute(resource, data):
      if 'echo' in data:
          resource['echo'] = data['echo']
      else:
          resource['echo'] = "echo"
  
  
  def main():
      logging.basicConfig(level=logging.DEBUG)
  
      service = angus.service.Service(
          'dummy', 1,
          PORT,
          compute,
          resource_storage=angus.storage.MemoryStorage, threads=1
      )
      service.start()
  
  
  if __name__ == '__main__':
      main()
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  # Licensed to the Apache Software Foundation (ASF) under one
  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information
  # regarding copyright ownership.  The ASF licenses this file
  # to you 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 logging
  import os
  
  import angus.service
  import angus.storage
  
  PORT = os.environ.get('PORT', 9000)
  
  LOGGER = logging.getLogger('dummy')
  
  
  def compute(resource, data):
      if 'echo' in data:
          resource['echo'] = data['echo']
      else:
          resource['echo'] = "echo"
  
  
  def main():
      logging.basicConfig(level=logging.DEBUG)
  
      service = angus.service.Service(
          'dummy', 1,
          PORT,
          compute,
          resource_storage=angus.storage.MemoryStorage(), threads=1
      )
      service.start()
  
  
  if __name__ == '__main__':
      main()
  
subject: Fix bug, use instance and not classes as storage