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https://issues.apache.org/jira/browse/AIRFLOW-1465?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16927774#comment-16927774
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ASF GitHub Bot commented on AIRFLOW-1465:
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stale[bot] commented on pull request #2550: [AIRFLOW-1465] Fix serialization
error of chart data when X is Date
URL: https://github.com/apache/airflow/pull/2550
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> charts don't work when X is Date is checked
> -------------------------------------------
>
> Key: AIRFLOW-1465
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1465
> Project: Apache Airflow
> Issue Type: Bug
> Components: ui
> Affects Versions: 1.8.0
> Reporter: Jiening Wen
> Priority: Major
> Labels: webapp
> Attachments: chart error.PNG
>
>
> The example on
> https://airflow.incubator.apache.org/profiling.html#chart-screenshot fails
> with error message like {{1496268000000 is not JSON serializable}}.
> !chart error.PNG|thumbnail!
> It seems to be related to an upstream issue in pandas that Index.tolist
> doesn't convert values to python native types.
> https://github.com/pandas-dev/pandas/issues/12715
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