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https://issues.apache.org/jira/browse/BEAM-8019?focusedWorklogId=411471&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-411471
]
ASF GitHub Bot logged work on BEAM-8019:
----------------------------------------
Author: ASF GitHub Bot
Created on: 27/Mar/20 23:07
Start Date: 27/Mar/20 23:07
Worklog Time Spent: 10m
Work Description: robertwb commented on pull request #11185: [BEAM-8019]
Updates Python SDK to handle remote SDK coders and preserve tags added by
remote SDKs
URL: https://github.com/apache/beam/pull/11185#discussion_r399570138
##########
File path: sdks/python/apache_beam/pipeline.py
##########
@@ -1128,29 +1136,67 @@ def from_runner_api(proto, # type:
beam_runner_api_pb2.PTransform
context # type: PipelineContext
):
# type: (...) -> AppliedPTransform
- def is_side_input(tag):
+ def is_python_side_input(tag):
# type: (str) -> bool
# As per named_inputs() above.
- return tag.startswith('side')
+ return re.match(SIDE_INPUT_REGEX, tag)
+
+ side_input_tags = []
+ if common_urns.primitives.PAR_DO.urn == proto.spec.urn:
+ # Preserving side input tags.
+ from apache_beam.utils import proto_utils
+ from apache_beam.portability.api import beam_runner_api_pb2
+ payload = (
+ proto_utils.parse_Bytes(
+ proto.spec.payload, beam_runner_api_pb2.ParDoPayload))
+ for tag, si in payload.side_inputs.items():
+ side_input_tags.append(tag)
main_inputs = [
context.pcollections.get_by_id(id) for tag,
- id in proto.inputs.items() if not is_side_input(tag)
+ id in proto.inputs.items() if tag not in side_input_tags
]
- # Ordering is important here.
- indexed_side_inputs = [
- (get_sideinput_index(tag), context.pcollections.get_by_id(id)) for tag,
- id in proto.inputs.items() if is_side_input(tag)
- ]
+ # Using a list here so that we can pass this into a function
+ # TODO: use nonlocal after fully migrated to Python3.
+ next_index = [0]
+
+ def _get_sideinput_index(tag, next_index):
Review comment:
It feels like this could result in duplicate indices if side one has tags
named ['tag', 'side0', ...]. But maybe in that case it's OK?
Please reference (create?) a JIRA about making side inputs always key-valued
rather than having this kind of logic (here and elsewhere).
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Issue Time Tracking
-------------------
Worklog Id: (was: 411471)
Time Spent: 12h (was: 11h 50m)
> Support cross-language transforms for DataflowRunner
> ----------------------------------------------------
>
> Key: BEAM-8019
> URL: https://issues.apache.org/jira/browse/BEAM-8019
> Project: Beam
> Issue Type: New Feature
> Components: sdk-py-core
> Reporter: Chamikara Madhusanka Jayalath
> Assignee: Chamikara Madhusanka Jayalath
> Priority: Major
> Time Spent: 12h
> Remaining Estimate: 0h
>
> This is to capture the Beam changes needed for this task.
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