code: def render_request(self):
          
          # Use whatever renderers are defined for name and value.
          name, value = self.name, self.value
          renderer = self.attribute_renderers.get('name', None)
          if renderer:
              name = renderer(name)
          renderer = self.attribute_renderers.get('value', None)
          if renderer:
              value = renderer(value)
          return ''.join((name, "=", value))
docs: Render as a string formatted for HTTP request headers
          (simple 'Cookie: ' style).