[SPARK-12002][Streaming][PySpark] Fix python direct stream checkpoint recovery issue #10017
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Test build #46823 has finished for PR 10017 at commit
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Test build #46824 has finished for PR 10017 at commit
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@zsxwing can you take a look at this? |
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@jerryshao LGTM except one minor issue in tests. Because we want to merge this fix today for 1.6, I just submitted #10074 to fix the issue in tests. |
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… recovery issue Fixed a minor race condition in #10017 Closes #10017 Author: jerryshao <[email protected]> Author: Shixiong Zhu <[email protected]> Closes #10074 from zsxwing/review-pr10017. (cherry picked from commit f292018) Signed-off-by: Shixiong Zhu <[email protected]>
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Currently when serializing
TransformFunction,rdd_wrap_funcobject is not serialized into bytearray. So after deserializing, it will use default value, which will make Kafka direct streamtransformwrongly recovered and throw exception.Please help to review, thanks a lot.