code: def urls(self):
          
          url_bases = self._url_module.url_bases
          unformatted_paths = self._url_module.url_paths
  
          urls = {}
          for url_base in url_bases:
              for url_path, handler in unformatted_paths.items():
                  url = url_path.format(url_base)
                  urls[url] = handler
  
          return urls
docs: A dictionary of the urls to be mocked with this service and the handlers
          that should be called in their place