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https://issues.apache.org/jira/browse/BEAM-4594?focusedWorklogId=118450&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-118450
]
ASF GitHub Bot logged work on BEAM-4594:
----------------------------------------
Author: ASF GitHub Bot
Created on: 02/Jul/18 22:23
Start Date: 02/Jul/18 22:23
Worklog Time Spent: 10m
Work Description: charlesccychen commented on a change in pull request
#5691: [BEAM-4594] Beam Python state and timers user-facing API
URL: https://github.com/apache/beam/pull/5691#discussion_r199606354
##########
File path: sdks/python/apache_beam/transforms/core.py
##########
@@ -288,13 +329,21 @@ class DoFn(WithTypeHints, HasDisplayData,
urns.RunnerApiFn):
callable object using the CallableWrapperDoFn class.
"""
- ElementParam = 'ElementParam'
- SideInputParam = 'SideInputParam'
- TimestampParam = 'TimestampParam'
- WindowParam = 'WindowParam'
- WatermarkReporterParam = 'WatermarkReporterParam'
-
- DoFnParams = [ElementParam, SideInputParam, TimestampParam, WindowParam]
+ # Parameters that can be used in the .process() method.
+ ElementParam = _BuiltinDoFnParam('ElementParam')
+ SideInputParam = _BuiltinDoFnParam('SideInputParam')
+ TimestampParam = _BuiltinDoFnParam('TimestampParam')
+ WindowParam = _BuiltinDoFnParam('WindowParam')
+ WatermarkReporterParam = _BuiltinDoFnParam('WatermarkReporterParam')
+
+ DoFnProcessParams = [ElementParam, SideInputParam, TimestampParam,
+ WindowParam, WatermarkReporterParam]
+
+ # Parameters to access state and timers. Not restricted to use only in the
+ # .process() method. Usage: DoFn.StateParam(state_spec),
+ # DoFn.TimerParam(timer_spec).
+ StateParam = _StateDoFnParam
Review comment:
Acknowledged.
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Issue Time Tracking
-------------------
Worklog Id: (was: 118450)
Time Spent: 3h (was: 2h 50m)
> Implement Beam Python User State and Timer API
> ----------------------------------------------
>
> Key: BEAM-4594
> URL: https://issues.apache.org/jira/browse/BEAM-4594
> Project: Beam
> Issue Type: New Feature
> Components: sdk-py-core
> Reporter: Charles Chen
> Assignee: Charles Chen
> Priority: Major
> Labels: portability
> Time Spent: 3h
> Remaining Estimate: 0h
>
> This issue tracks the implementation of the Beam Python User State and Timer
> API, described here: [https://s.apache.org/beam-python-user-state-and-timers].
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