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https://issues.apache.org/jira/browse/FLINK-4002?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15314028#comment-15314028
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ASF GitHub Bot commented on FLINK-4002:
---------------------------------------
Github user zentol commented on the issue:
https://github.com/apache/flink/pull/2063
when we have more data than expected, remove() will be called on an empty
list and should throw an exception, no?
if you want to execute the python tests you only have to call mvn verify on
the flink-python package.
```
cd flink-libraries/flink-python
mvn verify
```
> [py] Improve testing infraestructure
> ------------------------------------
>
> Key: FLINK-4002
> URL: https://issues.apache.org/jira/browse/FLINK-4002
> Project: Flink
> Issue Type: Bug
> Components: Python API
> Affects Versions: 1.0.3
> Reporter: Omar Alvarez
> Priority: Minor
> Labels: Python, Testing
> Original Estimate: 24h
> Remaining Estimate: 24h
>
> The Verify() test function errors out when array elements are missing:
> {code}
> env.generate_sequence(1, 5)\
> .map(Id()).map_partition(Verify([1,2,3,4], "Sequence")).output()
> {code}
> {quote}
> IndexError: list index out of range
> {quote}
> There should also be more documentation in test functions.
> I am already working on a pull request to fix this.
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