sjwiesman opened a new pull request #15441: URL: https://github.com/apache/flink/pull/15441
## What is the purpose of the change This adds the new public APIs from FLIP-142 to the Python DataStream API. It is based on top of #15429 so only the last 3 commits are relevant. ## Brief change log 96aa09c Add new state backend classes and sync updated JavaDoc 7193a21 Add new checkpoint storage classes 57c27b5 Add new methods to StreamExecutionEnvironment ## Verifying this change Added new Python Unit Tests. Note to the reviewer, I had some issues running the python tests locally. I will monitor the CI to ensure everything passes. ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): (yes / **no**) - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: (**yes** / no) - The serializers: (yes / **no** / don't know) - The runtime per-record code paths (performance sensitive): (yes / **no /** don't know) - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Kubernetes/Yarn/Mesos, ZooKeeper: (yes / **no** / don't know) - The S3 file system connector: (yes / **no** / don't know) ## Documentation - Does this pull request introduce a new feature? (**yes** / no) - If yes, how is the feature documented? (not applicable / docs / **JavaDocs** / not documented) -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org