new_contents: from pyramid.config import Configurator
  from pyramid.response import Response
  
  def hello_world(request):
    return Response(
            'Hello world from Pyramid!\n',
            content_type='text/plain',
    )
  
  config = Configurator()
  config.add_route('hello', '/hello')
  config.add_view(hello_world, route_name='hello')
  app = config.make_wsgi_app()
  
  
  
subject: add Pyramid 'Hello world' application config