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https://issues.apache.org/jira/browse/BEAM-3818?focusedWorklogId=80995&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-80995
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ASF GitHub Bot logged work on BEAM-3818:
----------------------------------------
Author: ASF GitHub Bot
Created on: 15/Mar/18 22:50
Start Date: 15/Mar/18 22:50
Worklog Time Spent: 10m
Work Description: charlesccychen commented on a change in pull request
#4838: [BEAM-3818] Add support for streaming side inputs in the DirectRunner
URL: https://github.com/apache/beam/pull/4838#discussion_r174956108
##########
File path: sdks/python/apache_beam/runners/direct/evaluation_context.py
##########
@@ -217,11 +241,12 @@ def handle_result(
self._side_inputs_container.add_values(
view,
committed_bundle.get_elements_iterable(make_copy=True))
- if (self.get_execution_context(result.transform)
- .watermarks.input_watermark
- == WatermarkManager.WATERMARK_POS_INF):
- self._pending_unblocked_tasks.extend(
- self._side_inputs_container.finalize_value_and_get_tasks(view))
+
+ tasks = self._watermark_manager.update_watermarks(
Review comment:
<!--new_thread; commit:2053e91ce5cf41b329a4bf8bdb48a06b79b3626b;
resolved:0-->
Please add comment that these tasks come from unblocked side inputs.
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Issue Time Tracking
-------------------
Worklog Id: (was: 80995)
Time Spent: 20m (was: 10m)
> Add support for the streaming side inputs in the Python DirectRunner
> --------------------------------------------------------------------
>
> Key: BEAM-3818
> URL: https://issues.apache.org/jira/browse/BEAM-3818
> Project: Beam
> Issue Type: New Feature
> Components: sdk-py-core
> Reporter: María GH
> Assignee: María GH
> Priority: Minor
> Fix For: 3.0.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> The streaming DirectRunner should support streaming side input semantics.
> Currently, side inputs are only available for globally-windowed side input
> PCollections.
> Also, empty side inputs cause a pipeline stall.
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