[
https://issues.apache.org/jira/browse/SPARK-41888?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dongjoon Hyun resolved SPARK-41888.
-----------------------------------
Fix Version/s: 4.0.0
Resolution: Fixed
Issue resolved by pull request 45627
[https://github.com/apache/spark/pull/45627]
> Support StreamingQueryListener for DataFrame.observe
> ----------------------------------------------------
>
> Key: SPARK-41888
> URL: https://issues.apache.org/jira/browse/SPARK-41888
> Project: Spark
> Issue Type: Sub-task
> Components: Connect
> Affects Versions: 3.4.0
> Reporter: Jiaan Geng
> Assignee: Jiaan Geng
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.0.0
>
>
> {code:java}
> **********************************************************************
> 1334
> File "/__w/spark/spark/python/pyspark/sql/connect/dataframe.py", line 619, in
> pyspark.sql.connect.dataframe.DataFrame.observe
> 1335
> Failed example:
> 1336
> observation.get
> 1337
> Exception raised:
> 1338
> Traceback (most recent call last):
> 1339
> File "/usr/lib/python3.9/doctest.py", line 1336, in __run
> 1340
> exec(compile(example.source, filename, "single",
> 1341
> File "<doctest pyspark.sql.connect.dataframe.DataFrame.observe[6]>",
> line 1, in <module>
> 1342
> observation.get
> 1343
> File "/__w/spark/spark/python/pyspark/sql/utils.py", line 378, in
> wrapped
> 1344
> raise NotImplementedError()
> 1345
> NotImplementedError
> 1346
> **********************************************************************
> 1347
> File "/__w/spark/spark/python/pyspark/sql/connect/dataframe.py", line 642, in
> pyspark.sql.connect.dataframe.DataFrame.observe
> 1348
> Failed example:
> 1349
> spark.streams.addListener(MyErrorListener())
> 1350
> Exception raised:
> 1351
> Traceback (most recent call last):
> 1352
> File "/usr/lib/python3.9/doctest.py", line 1336, in __run
> 1353
> exec(compile(example.source, filename, "single",
> 1354
> File "<doctest pyspark.sql.connect.dataframe.DataFrame.observe[9]>",
> line 1, in <module>
> 1355
> spark.streams.addListener(MyErrorListener())
> 1356
> AttributeError: 'SparkSession' object has no attribute 'streams'
> 1357
> **********************************************************************
> {code}
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