old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  # author: Kun Jia
  # date: 20/06/2017
  # email: me@jack003.com
  import os
  from app import create_app
  
  app = create_app(os.getenv('FLASK_CONFIG') or 'default')
  app.app_context().push()
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  # author: Kun Jia
  # date: 20/06/2017
  # email: me@jack003.com
  import os
  from app import create_app, celery
  
  app = create_app(os.getenv('FLASK_CONFIG') or 'default')
  app.app_context().push()
  
subject: add celery