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  1. Beam
  2. BEAM-1251 Python 3 Support
  3. BEAM-6878

test_multimap_side_input in fn_api.runner_test fails on Python 3.6

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    Details

    • Type: Sub-task
    • Status: Closed
    • Priority: Major
    • Resolution: Duplicate
    • Affects Version/s: None
    • Fix Version/s: Not applicable
    • Component/s: sdk-py-core
    • Labels:
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      Description

      The test fails for each Test class with the following stacktrace:

      Traceback (most recent call last):
       File "/home/robbe/workspace/beam/sdks/python/apache_beam/runners/portability/fn_api_runner_test.py", line 233, in test_multimap_side_input
       equal_to([('a', [1, 3]), ('b', [2])]))
       File "/home/robbe/workspace/beam/sdks/python/apache_beam/pipeline.py", line 426, in __exit__
       self.run().wait_until_finish()
       File "/home/robbe/workspace/beam/sdks/python/apache_beam/pipeline.py", line 406, in run
       self._options).run(False)
       File "/home/robbe/workspace/beam/sdks/python/apache_beam/pipeline.py", line 419, in run
       return self.runner.run_pipeline(self, self._options)
       File "/home/robbe/workspace/beam/sdks/python/apache_beam/runners/portability/fn_api_runner.py", line 276, in run_pipeline
       default_environment=self._default_environment))
       File "/home/robbe/workspace/beam/sdks/python/apache_beam/runners/portability/fn_api_runner.py", line 280, in run_via_runner_api
       return self.run_stages(*self.create_stages(pipeline_proto))
       File "/home/robbe/workspace/beam/sdks/python/apache_beam/runners/portability/fn_api_runner.py", line 356, in run_stages
       stage_context.safe_coders)
       File "/home/robbe/workspace/beam/sdks/python/apache_beam/runners/portability/fn_api_runner.py", line 450, in run_stage
       elements_by_window = _WindowGroupingBuffer(si, value_coder)
       File "/home/robbe/workspace/beam/sdks/python/apache_beam/runners/portability/fn_api_runner.py", line 199, in __init__
       self._key_coder = coder.wrapped_value_coder.key_coder()
       File "/home/robbe/workspace/beam/sdks/python/apache_beam/coders/coders.py", line 182, in key_coder
       raise ValueError('Not a KV coder: %s.' % self)
      ValueError: Not a KV coder: BytesCoder.

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              • Assignee:
                RobbeSneyders Robbe
                Reporter:
                RobbeSneyders Robbe
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                • Created:
                  Updated:
                  Resolved: