'Create the scaling policy and initialize the resource ID.
The resource ID is initialized to {group_id}:{policy_id}.'

def handle_create(self):

    asclient = self.auto_scale()
    args = self._get_args(self.properties)
    policy = asclient.add_policy(**args)
    resource_id = ('%s:%s' % (self.properties[self.GROUP], policy.id))
    self.resource_id_set(resource_id)
