[jira] [Commented] (BEAM-11620) PeriodicImpulse uses unspecified / operator on Durations

["Beam JIRA Bot (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/BEAM-11620?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17340326#comment-17340326 ] 

Beam JIRA Bot commented on BEAM-11620:
--------------------------------------

This issue is assigned but has not received an update in 30 days so it has been labeled "stale-assigned". If you are still working on the issue, please give an update and remove the label. If you are no longer working on the issue, please unassign so someone else may work on it. In 7 days the issue will be automatically unassigned.

> PeriodicImpulse uses unspecified / operator on Durations
> --------------------------------------------------------
>
>                 Key: BEAM-11620
>                 URL: https://issues.apache.org/jira/browse/BEAM-11620
>             Project: Beam
>          Issue Type: Bug
>          Components: sdk-py-core
>    Affects Versions: 2.26.0, 2.27.0
>            Reporter: Mátyás Manninger
>            Assignee: Mátyás Manninger
>            Priority: P2
>              Labels: stale-P2, stale-assigned
>
> In the periodicsequence.py on line 42 there is a division which throws the following error:
> {code:python}
> File "/home/user/.virtualenvs/dflowenv/lib/python3.8/site-packages/apache_beam/transforms/periodicsequence.py", line 42, in initial_restriction
>     total_outputs = math.ceil((end - start) / interval)
> TypeError: unsupported operand type(s) for /: 'Duration' and 'Duration' [while running 'read/periodic_impulse/GenSequence/PairWithRestriction']
> {code}
> Here is the code segment that generated this error:
> {code:python}
> class BigQuerySideinputPI(beam.PTransform):    def __init__(self, query, refresh_interval = 86400):
>         super(BigQuerySideinputPI, self).__init__()
>         self.query = query
>         self.refresh_interval = refresh_interval    def expand(self, pcoll):
>         return (
>             pcoll
>             | 'periodic_impulse' >> PeriodicImpulse(fire_interval=self.refresh_interval, apply_windowing=True)
>             | 'inject_query' >> beam.Map(lambda x: self.query)
>             | 'run_query' >> beam.ParDo(BigQueryRead())){code}



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