HuangXingBo opened a new pull request #11809: [FLINK-17118][python] Add Cython support for primitive data types URL: https://github.com/apache/flink/pull/11809 ## What is the purpose of the change *This pull request will support primitive DataTypes in Cython* ## Brief change log - *Use rmetzger/flink-ci:ubuntu-amd64-bcef226 image which contains gcc used for PyFlink cython tests* - *Adds the file fast_coder_impl.(pyx,pxd) which includes the implementation of cython* - *Add cython test environment in tox* ## Verifying this change - *Add correponding unit test in test_coders_common.py* - *Add cython test environment in tox* ## 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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