[
https://issues.apache.org/jira/browse/BEAM-10833?focusedWorklogId=481050&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-481050
]
ASF GitHub Bot logged work on BEAM-10833:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 09/Sep/20 20:41
Start Date: 09/Sep/20 20:41
Worklog Time Spent: 10m
Work Description: udim commented on pull request #12798:
URL: https://github.com/apache/beam/pull/12798#issuecomment-689810083
Fails on py27-cloud:
```
self = <apache_beam.typehints.trivial_inference_test.TrivialInferenceTest
testMethod=testBuildMap>
def testBuildMap(self):
self.assertReturnType(
typehints.Dict[typehints.Any, typehints.Any],
lambda k,
v: {}, [int, float])
self.assertReturnType(
> typehints.Dict[int, float], lambda k, v: {k: v}, [int, float])
apache_beam/typehints/trivial_inference_test.py:113:
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _
apache_beam/typehints/trivial_inference_test.py:40: in assertReturnType
trivial_inference.infer_return_type(f, inputs, debug=True, depth=depth))
E AssertionError: Dict[int, float] != Dict[Any, Any]
```
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Issue Time Tracking
-------------------
Worklog Id: (was: 481050)
Time Spent: 1h 10m (was: 1h)
> Error inferring type of tuple output
> ------------------------------------
>
> Key: BEAM-10833
> URL: https://issues.apache.org/jira/browse/BEAM-10833
> Project: Beam
> Issue Type: Bug
> Components: sdk-py-core
> Reporter: Robert Bradshaw
> Assignee: Jayendra
> Priority: P1
> Time Spent: 1h 10m
> Remaining Estimate: 0h
>
> {code:python}
> with beam.Pipeline() as p:
> class Foo(beam.DoFn):
> def process(self, element):
> k, v = element
> yield (k, {k:v})
> a = [('a',1), ('a',1), ('b',1)]
> input = p | beam.Create(a)
> print(input.element_type) # ok
> pcoll = input | beam.ParDo(Foo())
> print(pcoll.element_type) # claims Tuple[int, Dict[Any, Any]]
> # BOOM on run due to coder errors
> {code}
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