[
https://issues.apache.org/jira/browse/BEAM-11719?focusedWorklogId=564252&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-564252
]
ASF GitHub Bot logged work on BEAM-11719:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 11/Mar/21 02:16
Start Date: 11/Mar/21 02:16
Worklog Time Spent: 10m
Work Description: udim commented on pull request #14180:
URL: https://github.com/apache/beam/pull/14180#issuecomment-796378482
Some mypy failures:
```
17:45:12 apache_beam/coders/coder_impl.py:73: error: Incompatible types in
assignment (expression has type "None", variable has type Module) [assignment]
17:45:12 apache_beam/coders/coder_impl.py:503: error: Need type annotation
for '_unpickled_types' (hint: "_unpickled_types: Dict[<type>, <type>] = ...")
[var-annotated]
17:45:14 apache_beam/coders/coders_test_common.py:53: error: Incompatible
types in assignment (expression has type "None", variable has type Module)
[assignment]
```
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Issue Time Tracking
-------------------
Worklog Id: (was: 564252)
Time Spent: 7h 40m (was: 7.5h)
> Enforce deterministic coding for GroupByKey and Stateful DoFns
> --------------------------------------------------------------
>
> Key: BEAM-11719
> URL: https://issues.apache.org/jira/browse/BEAM-11719
> Project: Beam
> Issue Type: Bug
> Components: sdk-py-core
> Reporter: Robert Bradshaw
> Assignee: Robert Bradshaw
> Priority: P1
> Time Spent: 7h 40m
> Remaining Estimate: 0h
>
> If a non-deterministic coder, such as pickling, is used for keys this can
> result in two copies of the same key being grouped separately (based on their
> encodings).
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