docs: def get_binary_annotations(request, response):
      """Helper method for getting all binary annotations from the request.
  
      :param request: the Pyramid request object
      :param response: the Pyramid response object
      :returns: binary annotation dict of {str: str}
      """
      route = request.matched_route.pattern if request.matched_route else ''
  
      annotations = {
          'http.uri': request.path,
          'http.uri.qs': request.path_qs,
          'http.route': route,
          'response_status_code': str(response.status_code),
      }
      settings = request.registry.settings
      if 'zipkin.set_extra_binary_annotations' in settings:
          annotations.update(
              settings['zipkin.set_extra_binary_annotations'](request, response)
          )
      return annotations