code: def testRecoverableNoApiAccess(self):
      c = client.Client(tpu="grpc://1.2.3.4:8470")
      self.assertEqual(True, c.recoverable())
  
imports: import datetime
  import json
  import os
  import time
  import urllib
  from absl import flags
  from tensorflow.python.platform import test
  from tensorflow.python.tpu.client import client
label_desc: Use image node_id 23 for calling the CloudTpuClientTest obj's underlying member method code with example usage: obj.testRecoverableNoApiAccess() without return types