code: def test_t(a, b):
      from qcloud_image import Client
      from qcloud_image import (
          CIUrl,
          CIFile,
          CIBuffer,
          CIUrls,
          CIFiles,
          CIBuffers,
      )
  
      appid = cf.get("qq", "appid")
      secret_id = cf.get("qq", "secret_id")
      secret_key = cf.get("qq", "secret_key")
      bucket = "BUCKET"
      client = Client(appid, secret_id, secret_key, bucket)
      client.use_http()
      client.set_timeout(30)
  
      print("compare {} and {}".format(a, b))
  
      print(client.face_compare(CIFile(a), CIFile(b)))
  
imports: import ConfigParser
label_desc: Use image node_id 1 for calling a global function with example usage: test_t(a, b) without return types