WeiZhong94 opened a new pull request #10017: [FLINK-14019][python] add support for managing environment and dependencies of Python UDF in Flink Python API URL: https://github.com/apache/flink/pull/10017 ## What is the purpose of the change *This pull request adds support for managing environment and dependencies of Python UDF in Flink Python API.* ## Brief change log - *Add new APIs in flink-python to support upload users' python environment and dependencies to cluster.* - *Refactor the operator layer of flink-python to support different type of running mode(docker mode, process mode, etc).* - *Add ProcessEnvironmentManager to support managing environment and dependencies of Python UDF worker when running in process mode.* ## Verifying this change This change is already covered by newly added tests, such as *ProcessEnvironmentManagerTest*, *PythonDependencyManagerTest*, and so on. ## 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)`: (yes) - The serializers: (no) - The runtime per-record code paths (performance sensitive): (no) - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: (no) - The S3 file system connector: (no) ## Documentation - Does this pull request introduce a new feature? (yes) - If yes, how is the feature documented? (python docs)
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