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https://issues.apache.org/jira/browse/BEAM-6404?focusedWorklogId=185097&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-185097
]
ASF GitHub Bot logged work on BEAM-6404:
----------------------------------------
Author: ASF GitHub Bot
Created on: 15/Jan/19 03:31
Start Date: 15/Jan/19 03:31
Worklog Time Spent: 10m
Work Description: udim commented on pull request #7456: [BEAM-6404] Fix
issue with side inputs and flatten encoding.
URL: https://github.com/apache/beam/pull/7456#discussion_r247754156
##########
File path:
sdks/python/apache_beam/runners/portability/fn_api_runner_transforms.py
##########
@@ -591,7 +591,6 @@ def sink_flattens(stages, pipeline_context):
if pcollections[pcoll_in].coder_id != output_coder_id:
# Flatten inputs must all be written with the same coder as is
Review comment:
I think this comment would be better like this:
`Flatten requires that all its inputs use the same coder as its output. Add
stages to transcode Flatten inputs that do not use the same coder.`
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Issue Time Tracking
-------------------
Worklog Id: (was: 185097)
Time Spent: 0.5h (was: 20m)
> FnAPI translation error
> -----------------------
>
> Key: BEAM-6404
> URL: https://issues.apache.org/jira/browse/BEAM-6404
> Project: Beam
> Issue Type: New Feature
> Components: sdk-py-core
> Reporter: Robert Bradshaw
> Assignee: Robert Bradshaw
> Priority: Major
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> {code:java}
> def run(argv=None):
> parser = argparse.ArgumentParser()
> _, pipeline_args = parser.parse_known_args(argv)
> options = pipeline_options.PipelineOptions(pipeline_args)
> numbers = [1, 2]
> with beam.Pipeline(options=options) as p:
> sum_1 = (p
> | 'ReadNumber1' >> transforms.Create(numbers)
> | 'CalculateSum1' >> beam.CombineGlobally(fn_sum))
> sum_2 = (p
> | 'ReadNumber2' >> transforms.Create(numbers)
> | beam.ParDo(_copy_number, pvalue.AsSingleton(sum_1))
> | 'CalculateSum2' >> beam.CombineGlobally(fn_sum))
> _ = ((sum_1, sum_2)
> | beam.Flatten()
> | 'CalculateSum3' >> beam.CombineGlobally(fn_sum)
> | beam.io.WriteToText('out.txt'))
> run()
> {code}
>
> fails with
> KeyError: u'ref_Coder_FastPrimitivesCoder_4_windowed'
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