code: def urls(self):
          
          urls = []
  
          for url_name in sorted(self.resources.keys()):
  
              resource = self.resources[url_name]
              urls.append(resource.as_url(
                  api=self,
                  name_prefix='-'.join(
                      (self.prefix, self.str_version)).strip('-'),
                  url_prefix=self.str_version
              ))
  
          return patterns(self.prefix, *urls)
docs: Provide URLconf details for the ``Api``.
  
          And all registered ``Resources`` beneath it.
  
              :return list: URL's patterns