Beam pipeline on Dataflow runner failed with import of module Protobuf output metrics_pb2.py failed











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To validate the message structure before publishing to Pub/Sub and after consuming from Pub/Sub I use Protobuf messages. The same protobuf compiled output metrics_pb2.py is inside both publisher Python app and subscriber Beam App.
My Beam pipeline works on my local without any problem.
But when I try to run it on Google Dataflow, I got this error



PicklingError: Can't pickle <class 'metrics_pb2.MetricGlucose'>: import of module metrics_pb2 failed


Even I have a multi module data pipeline and I am using a setup.py file, and all other modules can be found by pipeline, I don't know why pipeline cannot see those protobuf compiled output files.



Any idea?










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    up vote
    0
    down vote

    favorite












    To validate the message structure before publishing to Pub/Sub and after consuming from Pub/Sub I use Protobuf messages. The same protobuf compiled output metrics_pb2.py is inside both publisher Python app and subscriber Beam App.
    My Beam pipeline works on my local without any problem.
    But when I try to run it on Google Dataflow, I got this error



    PicklingError: Can't pickle <class 'metrics_pb2.MetricGlucose'>: import of module metrics_pb2 failed


    Even I have a multi module data pipeline and I am using a setup.py file, and all other modules can be found by pipeline, I don't know why pipeline cannot see those protobuf compiled output files.



    Any idea?










    share|improve this question
























      up vote
      0
      down vote

      favorite









      up vote
      0
      down vote

      favorite











      To validate the message structure before publishing to Pub/Sub and after consuming from Pub/Sub I use Protobuf messages. The same protobuf compiled output metrics_pb2.py is inside both publisher Python app and subscriber Beam App.
      My Beam pipeline works on my local without any problem.
      But when I try to run it on Google Dataflow, I got this error



      PicklingError: Can't pickle <class 'metrics_pb2.MetricGlucose'>: import of module metrics_pb2 failed


      Even I have a multi module data pipeline and I am using a setup.py file, and all other modules can be found by pipeline, I don't know why pipeline cannot see those protobuf compiled output files.



      Any idea?










      share|improve this question













      To validate the message structure before publishing to Pub/Sub and after consuming from Pub/Sub I use Protobuf messages. The same protobuf compiled output metrics_pb2.py is inside both publisher Python app and subscriber Beam App.
      My Beam pipeline works on my local without any problem.
      But when I try to run it on Google Dataflow, I got this error



      PicklingError: Can't pickle <class 'metrics_pb2.MetricGlucose'>: import of module metrics_pb2 failed


      Even I have a multi module data pipeline and I am using a setup.py file, and all other modules can be found by pipeline, I don't know why pipeline cannot see those protobuf compiled output files.



      Any idea?







      python google-cloud-platform protocol-buffers google-cloud-dataflow apache-beam






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      share|improve this question










      asked Nov 21 at 17:18









      Erdem A

      93




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