code: def test_abort(self):
      view = self.view
      ar = self.client[:].apply_async(time.sleep, 0.5)
      ar = self.client[:].apply_async(time.sleep, 0.5)
      time.sleep(0.2)
      ar2 = view.apply_async(lambda: 2)
      ar3 = view.apply_async(lambda: 3)
      view.abort(ar2)
      view.abort(ar3.msg_ids)
      with pytest.raises(error.TaskAborted):
          ar2.get()
      with pytest.raises(error.TaskAborted):
          ar3.get()
  
imports: import time
  from itertools import count
  import pytest
  import ipyparallel
  from ipyparallel import error
  from .clienttest import ClusterTestCase, crash, raises_remote
label_desc: Use image node_id 14 for calling the TestLoadBalancedView obj's underlying member method code with example usage: obj.test_abort() without return types