docs: def add_papyrus_routes(self, route_name_prefix, base_url):
      """ A helper method that adds routes to view callables that, together,
      implement the MapFish HTTP interface.
  
      Example::
  
          import papyrus
          config.include(papyrus)
          config.add_papyrus_routes('spots', '/spots')
          config.scan()
  
      Arguments:
  
      ``route_name_prefix' The prefix used for the route names
      passed to ``config.add_route``.
  
      ``base_url`` The web service's base URL, e.g. ``/spots``. No
      trailing slash!
      """
      route_name = route_name_prefix + '_read_many'
      self.add_route(route_name, base_url, request_method='GET')
      route_name = route_name_prefix + '_read_one'
      self.add_route(route_name, base_url + '/{id}', request_method='GET')
      route_name = route_name_prefix + '_count'
      self.add_route(route_name, base_url + '/count', request_method='GET')
      route_name = route_name_prefix + '_create'
      self.add_route(route_name, base_url, request_method='POST')
      route_name = route_name_prefix + '_update'
      self.add_route(route_name, base_url + '/{id}', request_method='PUT')
      route_name = route_name_prefix + '_delete'
      self.add_route(route_name, base_url + '/{id}', request_method='DELETE')