[jira] [Updated] (BEAM-8977) apache_beam.runners.interactive.display.pcoll_visualization_test.PCollectionVisualizationTest.test_dynamic_plotting_update_same_display is flaky

["Ismaël Mejía (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/BEAM-8977?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ismaël Mejía updated BEAM-8977:
-------------------------------
    Status: Open  (was: Triage Needed)

> apache_beam.runners.interactive.display.pcoll_visualization_test.PCollectionVisualizationTest.test_dynamic_plotting_update_same_display is flaky
> ------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: BEAM-8977
>                 URL: https://issues.apache.org/jira/browse/BEAM-8977
>             Project: Beam
>          Issue Type: Bug
>          Components: test-failures
>            Reporter: Valentyn Tymofieiev
>            Assignee: Ning Kang
>            Priority: Major
>
> Sample failure: 
>  [https://builds.apache.org/job/beam_PreCommit_Python_Phrase/1273/testReport/apache_beam.runners.interactive.display.pcoll_visualization_test/PCollectionVisualizationTest/test_dynamic_plotting_update_same_display/]
> Error Message
>  IndexError: list index out of range
> Stacktrace
>  self = <apache_beam.runners.interactive.display.pcoll_visualization_test.PCollectionVisualizationTest testMethod=test_dynamic_plotting_update_same_display>
>  mocked_display_facets = <MagicMock name='display_facets' id='139889868386376'>
> @patch('apache_beam.runners.interactive.display.pcoll_visualization'
>  '.PCollectionVisualization.display_facets')
>  def test_dynamic_plotting_update_same_display(self,
>  mocked_display_facets):
>  fake_pipeline_result = runner.PipelineResult(runner.PipelineState.RUNNING)
>  ie.current_env().set_pipeline_result(self._p, fake_pipeline_result)
>  # Starts async dynamic plotting that never ends in this test.
>  h = pv.visualize(self._pcoll, dynamic_plotting_interval=0.001)
>  # Blocking so the above async task can execute some iterations.
>  time.sleep(1)
>  # The first iteration doesn't provide updating_pv to display_facets.
>  _, first_kwargs = mocked_display_facets.call_args_list[0]
>  self.assertEqual(first_kwargs, {})
>  # The following iterations use the same updating_pv to display_facets and so
>  # on.
>  > _, second_kwargs = mocked_display_facets.call_args_list[1]
>  E IndexError: list index out of range
> apache_beam/runners/interactive/display/pcoll_visualization_test.py:105: IndexError
> Standard Output
> <IPython.core.display.HTML object>
>  Standard Error
>  WARNING:apache_beam.runners.interactive.interactive_environment:You cannot use Interactive Beam features when you are not in an interactive environment such as a Jupyter notebook or ipython terminal.



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