def as_html(self):
        return self.render_value(self.value)
:returns: JSONized Cluster attributes.
dataset/ETHPy150Open reviewboard/reviewboard/reviewboard/reviews/fields.py/BaseReviewRequestField.as_html--crossover with--dataset/ETHPy150Open openstack/fuel-web/nailgun/nailgun/api/v1/handlers/cluster.py/ClusterAttributesDefaultsHandler.PUT