[BEAM-8837] PCollectionVisualizationTest: possible bug

• Type: Improvement
• Status: Triage Needed
• Priority: P2
• Resolution: Fixed
• Fix Version/s: 2.19.0
• Component/s: sdk-py-core
• Assignee: Ning
• Reporter: Udi Meiri
• Created: 27/Nov/19 01:58
• Updated: 13/Apr/23 11:00
• Resolved: 16/Dec/19 18:30

Description

This seems like a bug, even though the test passes:

test_display_plain_text_when_kernel_has_no_frontend (apache_beam.runners.interactive.display.pcoll_visualization_test.PCollectionVisualizationTest) ... Exception in thread Thread-4405:
Traceback (most recent call last):
  File "/usr/lib/python3.7/threading.py", line 926, in _bootstrap_inner
    self.run()
  File "/usr/local/google/home/ehudm/src/beam/sdks/python/test-suites/tox/py37/build/srcs/sdks/python/.eggs/timeloop-1.0.2-py3.7.egg/timeloop/job.py", line 19, in run
    self.execute(*self.args, **self.kwargs)
  File "/usr/local/google/home/ehudm/src/beam/sdks/python/test-suites/tox/py37/build/srcs/sdks/python/apache_beam/runners/interactive/display/pcoll_visualization.py", line 132, in continuous_update_display
    updated_pv.display_facets(updating_pv=pv)
  File "/usr/local/google/home/ehudm/src/beam/sdks/python/test-suites/tox/py37/build/srcs/sdks/python/apache_beam/runners/interactive/display/pcoll_visualization.py", line 209, in display_facets
    data = self._to_dataframe()
  File "/usr/local/google/home/ehudm/src/beam/sdks/python/test-suites/tox/py37/build/srcs/sdks/python/apache_beam/runners/interactive/display/pcoll_visualization.py", line 278, in _to_dataframe
    for el in self._to_element_list():
  File "/usr/local/google/home/ehudm/src/beam/sdks/python/test-suites/tox/py37/build/srcs/sdks/python/apache_beam/runners/interactive/display/pcoll_visualization.py", line 266, in _to_element_list
    if ie.current_env().cache_manager().exists('full', self._cache_key):
AttributeError: 'NoneType' object has no attribute 'exists'

ok

Issue Links

• links to: GitHub Pull Request #10321