def add_optgroup(self, label, options=None):
        group = OptGroup(label, options)
        self.append(group)
        return group
Convert JSON in the body of the request to the parameters for the wrapped
dataset/ETHPy150Open mikeorr/WebHelpers2/webhelpers2/html/tags.py/Options.add_optgroup--crossover with--dataset/ETHPy150Open Bystroushaak/bottle-rest/src/bottle_rest/bottle_rest.py/json_to_params