code: def test_actor_exception(self):
      self.add_master()
      self.add_worker(n_cpu=1)
      parl.connect("localhost:{}".format(self.port))
  
      with self.assertRaises(exceptions.RemoteError):
          actor = Actor(abcd="a bug")
  
      actor2 = Actor()
      self.assertEqual(actor2.add_one(1), 2)
  
imports: import unittest
  import parl
  import time
  import threading
  from parl.remote import exceptions
  import subprocess
  from parl.utils import logger
  from parl.utils.test_utils import XparlTestCase
label_desc: Use image node_id 1 for calling the TestCluster obj's underlying member method code with example usage: obj.test_actor_exception() without return types