code: def set_scaler(self, scaler):
      self.scaler = scaler
  
imports: import logging
  from abc import ABC, abstractmethod
  from os import environ
  import attr
  from ..backend_api import Session
  from ..backend_api.session.defs import ENV_AUTH_TOKEN
label_desc: Use image node_id 12 for calling the CloudDriver obj's underlying member method code with example usage: obj.set_scaler(scaler) without return types