def render_response(self):
        """Render as a string formatted for HTTP response headers
        (detailed 'Set-Cookie: ' style).
        """
        # Use whatever renderers are defined for name and value.
        # (.attributes() is responsible for all other rendering.)
        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(
            ['{0}={1}'.format(name, value)] +
            [key if isinstance(val, bool) else '='.join((key, val))
             for key, val in self.attributes().items()]
        )
Render as a string formatted for HTTP response headers
        (detailed 'Set-Cookie: ' style).