DeleteGroup.
        :param str group_id:

def delete_group(self, group_id):
        """DeleteGroup.
        :param str group_id:
        """
        route_values = {}
        if group_id is not None:
            route_values['groupId'] = self._serialize.url('group_id', group_id, 'str')
        self._send(http_method='DELETE',
                   location_id='5966283b-4196-4d57-9211-1b68f41ec1c2',
                   version='5.0',
                   route_values=route_values)