[BEAM-6429] apache_beam.runners.portability.fn_api_runner_test.FnApiRunnerTest.test_multimap_side_input fails in Python 3.6

• Type: Sub-task
• Status: Resolved
• Priority: P3
• Resolution: Fixed
• Fix Version/s: 2.14.0
• Component/s: sdk-py-core
• Assignee: Udi Meiri
• Reporter: Valentyn Tymofieiev
• Created: 14/Jan/19 23:19
• Updated: 16/May/20 13:24
• Resolved: 14/Jun/19 16:51

Description

ERROR: test_multimap_side_input (apache_beam.runners.portability.fn_api_runner_test.FnApiRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
 File "/beam/sdks/python/apache_beam/runners/portability/fn_api_runner_test.py", line 230, in test_multimap_side_input
 equal_to([('a', [1, 3]), ('b', [2])]))
 File "/beam/sdks/python/apache_beam/pipeline.py", line 425, in __exit__
 self.run().wait_until_finish()
 File "/beam/sdks/python/apache_beam/pipeline.py", line 405, in run
 self._options).run(False)
 File "/beam/sdks/python/apache_beam/pipeline.py", line 418, in run
 return self.runner.run_pipeline(self, self._options)
 File "/beam/sdks/python/apache_beam/runners/portability/fn_api_runner.py", line 265, in run_pipeline
 default_environment=self._default_environment))
 File "/beam/sdks/python/apache_beam/runners/portability/fn_api_runner.py", line 268, in run_via_runner_api
 return self.run_stages(*self.create_stages(pipeline_proto))
 File "/beam/sdks/python/apache_beam/runners/portability/fn_api_runner.py", line 355, in run_stages
 safe_coders)
 File "/beam/sdks/python/apache_beam/runners/portability/fn_api_runner.py", line 449, in run_stage
 elements_by_window = _WindowGroupingBuffer(si, value_coder)
 File "/beam/sdks/python/apache_beam/runners/portability/fn_api_runner.py", line 191, in __init__
 self._key_coder = coder.wrapped_value_coder.key_coder()
 File "/beam/sdks/python/apache_beam/coders/coders.py", line 177, in key_coder
 raise ValueError('Not a KV coder: %s.' % self)
ValueError: Not a KV coder: BytesCoder.

Issue Links

• is a child of: BEAM-6983 Python 3.6 Support
• links to: GitHub Pull Request #8572
• links to: GitHub Pull Request #8654