WeiZhong94 opened a new pull request #14112:
URL: https://github.com/apache/flink/pull/14112
## What is the purpose of the change
*This pull request improves the error reporting logic when submitting the
pyflink jobs via 'flink run'.*
## Brief change log
- *Print the Java stack trace when printing the Java exceptions.*
- *Print the Python process output both on stdout and log file.*
## Verifying this change
This change is already covered by existing tests, such as *PyFlink e2e test*.
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (no)
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: (no)
- The serializers: (no)
- The runtime per-record code paths (performance sensitive): (no)
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Kubernetes/Yarn/Mesos, ZooKeeper: (no)
- The S3 file system connector: (no)
## Documentation
- Does this pull request introduce a new feature? (no)
- If yes, how is the feature documented? (not applicable)
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