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  1. Beam
  2. BEAM-12120

Python IO MongoDB: integer and string `_id` keys are not supported

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Details

    • Bug
    • Status: Resolved
    • P2
    • Resolution: Fixed
    • 2.27.0, 2.28.0
    • 2.31.0
    • io-py-mongodb

    Description

      Python IO MongoDB: integer and string `_id` keys are not supported.

       

      Usually ObjectId is using for `_id` key, but sometimes you can deal with int and str keys. Reading from such MongoDB collection will raise errors. 

      Integer `_id` key:

      Traceback (most recent call last):
  File "apache_beam/runners/common.py", line 1239, in apache_beam.runners.common.DoFnRunner.process
  File "apache_beam/runners/common.py", line 587, in apache_beam.runners.common.SimpleInvoker.invoke_process
  File "apache_beam/runners/common.py", line 1374, in apache_beam.runners.common._OutputProcessor.process_outputs
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/bundle_processor.py", line 1426, in process
    element)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/iobase.py", line 1545, in initial_restriction
    range_tracker = element_source.get_range_tracker(None, None)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 243, in get_range_tracker
    start_position, stop_position)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 359, in _replace_none_positions
    stop_position = _ObjectIdHelper.increment_id(last_doc_id, 1)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 418, in increment_id
    id_number = _ObjectIdHelper.id_to_int(object_id)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 383, in id_to_int
    ints = struct.unpack('>III', id.binary)
AttributeError: 'int' object has no attribute 'binary'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
  File "/data-pipelines/data_pipelines/mongo_to_bq_raw.py", line 325, in <module>
    sys.exit(run())
  File "/data-pipelines/data_pipelines/mongo_to_bq_raw.py", line 240, in run
    options=options, ingestion_ts=ingestion_ts, table_name=table_name
  File "/venv/lib/python3.7/site-packages/apache_beam/pipeline.py", line 582, in __exit__
    self.result = self.run()
  File "/venv/lib/python3.7/site-packages/apache_beam/pipeline.py", line 561, in run
    return self.runner.run_pipeline(self, self._options)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/direct/direct_runner.py", line 126, in run_pipeline
    return runner.run_pipeline(pipeline, options)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 183, in run_pipeline
    pipeline.to_runner_api(default_environment=self._default_environment))
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 193, in run_via_runner_api
    return self.run_stages(stage_context, stages)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 360, in run_stages
    bundle_context_manager,
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 556, in _run_stage
    bundle_manager)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 596, in _run_bundle
    data_input, data_output, input_timers, expected_timer_output)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 897, in process_bundle
    result_future = self._worker_handler.control_conn.push(process_bundle_req)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/worker_handlers.py", line 380, in push
    response = self.worker.do_instruction(request)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/sdk_worker.py", line 607, in do_instruction
    getattr(request, request_type), request.instruction_id)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/sdk_worker.py", line 644, in process_bundle
    bundle_processor.process_bundle(instruction_id))
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/bundle_processor.py", line 1000, in process_bundle
    element.data)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/bundle_processor.py", line 228, in process_encoded
    self.output(decoded_value)
  File "apache_beam/runners/worker/operations.py", line 357, in apache_beam.runners.worker.operations.Operation.output
  File "apache_beam/runners/worker/operations.py", line 359, in apache_beam.runners.worker.operations.Operation.output
  File "apache_beam/runners/worker/operations.py", line 221, in apache_beam.runners.worker.operations.SingletonConsumerSet.receive
  File "apache_beam/runners/worker/operations.py", line 718, in apache_beam.runners.worker.operations.DoOperation.process
  File "apache_beam/runners/worker/operations.py", line 719, in apache_beam.runners.worker.operations.DoOperation.process
  File "apache_beam/runners/common.py", line 1241, in apache_beam.runners.common.DoFnRunner.process
  File "apache_beam/runners/common.py", line 1306, in apache_beam.runners.common.DoFnRunner._reraise_augmented
  File "apache_beam/runners/common.py", line 1239, in apache_beam.runners.common.DoFnRunner.process
  File "apache_beam/runners/common.py", line 587, in apache_beam.runners.common.SimpleInvoker.invoke_process
  File "apache_beam/runners/common.py", line 1401, in apache_beam.runners.common._OutputProcessor.process_outputs
  File "apache_beam/runners/worker/operations.py", line 221, in apache_beam.runners.worker.operations.SingletonConsumerSet.receive
  File "apache_beam/runners/worker/operations.py", line 718, in apache_beam.runners.worker.operations.DoOperation.process
  File "apache_beam/runners/worker/operations.py", line 719, in apache_beam.runners.worker.operations.DoOperation.process
  File "apache_beam/runners/common.py", line 1241, in apache_beam.runners.common.DoFnRunner.process
  File "apache_beam/runners/common.py", line 1321, in apache_beam.runners.common.DoFnRunner._reraise_augmented
  File "/venv/lib/python3.7/site-packages/future/utils/__init__.py", line 446, in raise_with_traceback
    raise exc.with_traceback(traceback)
  File "apache_beam/runners/common.py", line 1239, in apache_beam.runners.common.DoFnRunner.process
  File "apache_beam/runners/common.py", line 587, in apache_beam.runners.common.SimpleInvoker.invoke_process
  File "apache_beam/runners/common.py", line 1374, in apache_beam.runners.common._OutputProcessor.process_outputs
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/bundle_processor.py", line 1426, in process
    element)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/iobase.py", line 1545, in initial_restriction
    range_tracker = element_source.get_range_tracker(None, None)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 243, in get_range_tracker
    start_position, stop_position)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 359, in _replace_none_positions
    stop_position = _ObjectIdHelper.increment_id(last_doc_id, 1)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 418, in increment_id
    id_number = _ObjectIdHelper.id_to_int(object_id)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 383, in id_to_int
    ints = struct.unpack('>III', id.binary)
AttributeError: 'int' object has no attribute 'binary' [while running 'sources/Read Collection/Read/SDFBoundedSourceReader/ParDo(SDFBoundedSourceDoFn)/PairWithRestriction']
ERROR:root:mongo_to_bq_raw.py: 'int' object has no attribute 'binary' [while running 'sources/Read Collection/Read/SDFBoundedSourceReader/ParDo(SDFBoundedSourceDoFn)/PairWithRestriction']

      String `_id` key:

      Traceback (most recent call last):
  File "apache_beam/runners/common.py", line 1239, in apache_beam.runners.common.DoFnRunner.process
  File "apache_beam/runners/common.py", line 587, in apache_beam.runners.common.SimpleInvoker.invoke_process
  File "apache_beam/runners/common.py", line 1374, in apache_beam.runners.common._OutputProcessor.process_outputs
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/bundle_processor.py", line 1426, in process
    element)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/iobase.py", line 1545, in initial_restriction
    range_tracker = element_source.get_range_tracker(None, None)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 243, in get_range_tracker
    start_position, stop_position)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 359, in _replace_none_positions
    stop_position = _ObjectIdHelper.increment_id(last_doc_id, 1)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 418, in increment_id
    id_number = _ObjectIdHelper.id_to_int(object_id)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 383, in id_to_int
    ints = struct.unpack('>III', id.binary)
AttributeError: 'str' object has no attribute 'binary'During handling of the above exception, another exception occurred:Traceback (most recent call last):
  File "/data-pipelines/data_pipelines/mongo_to_bq_raw.py", line 325, in <module>
    sys.exit(run())
  File "/data-pipelines/data_pipelines/mongo_to_bq_raw.py", line 240, in run
    options=options, ingestion_ts=ingestion_ts, table_name=table_name
  File "/venv/lib/python3.7/site-packages/apache_beam/pipeline.py", line 582, in __exit__
    self.result = self.run()
  File "/venv/lib/python3.7/site-packages/apache_beam/pipeline.py", line 561, in run
    return self.runner.run_pipeline(self, self._options)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/direct/direct_runner.py", line 126, in run_pipeline
    return runner.run_pipeline(pipeline, options)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 183, in run_pipeline
    pipeline.to_runner_api(default_environment=self._default_environment))
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 193, in run_via_runner_api
    return self.run_stages(stage_context, stages)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 360, in run_stages
    bundle_context_manager,
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 556, in _run_stage
    bundle_manager)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 596, in _run_bundle
    data_input, data_output, input_timers, expected_timer_output)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 897, in process_bundle
    result_future = self._worker_handler.control_conn.push(process_bundle_req)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/worker_handlers.py", line 380, in push
    response = self.worker.do_instruction(request)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/sdk_worker.py", line 607, in do_instruction
    getattr(request, request_type), request.instruction_id)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/sdk_worker.py", line 644, in process_bundle
    bundle_processor.process_bundle(instruction_id))
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/bundle_processor.py", line 1000, in process_bundle
    element.data)
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/bundle_processor.py", line 228, in process_encoded
    self.output(decoded_value)
  File "apache_beam/runners/worker/operations.py", line 357, in apache_beam.runners.worker.operations.Operation.output
  File "apache_beam/runners/worker/operations.py", line 359, in apache_beam.runners.worker.operations.Operation.output
  File "apache_beam/runners/worker/operations.py", line 221, in apache_beam.runners.worker.operations.SingletonConsumerSet.receive
  File "apache_beam/runners/worker/operations.py", line 718, in apache_beam.runners.worker.operations.DoOperation.process
  File "apache_beam/runners/worker/operations.py", line 719, in apache_beam.runners.worker.operations.DoOperation.process
  File "apache_beam/runners/common.py", line 1241, in apache_beam.runners.common.DoFnRunner.process
  File "apache_beam/runners/common.py", line 1306, in apache_beam.runners.common.DoFnRunner._reraise_augmented
  File "apache_beam/runners/common.py", line 1239, in apache_beam.runners.common.DoFnRunner.process
  File "apache_beam/runners/common.py", line 587, in apache_beam.runners.common.SimpleInvoker.invoke_process
  File "apache_beam/runners/common.py", line 1401, in apache_beam.runners.common._OutputProcessor.process_outputs
  File "apache_beam/runners/worker/operations.py", line 221, in apache_beam.runners.worker.operations.SingletonConsumerSet.receive
  File "apache_beam/runners/worker/operations.py", line 718, in apache_beam.runners.worker.operations.DoOperation.process
  File "apache_beam/runners/worker/operations.py", line 719, in apache_beam.runners.worker.operations.DoOperation.process
  File "apache_beam/runners/common.py", line 1241, in apache_beam.runners.common.DoFnRunner.process
  File "apache_beam/runners/common.py", line 1321, in apache_beam.runners.common.DoFnRunner._reraise_augmented
  File "/venv/lib/python3.7/site-packages/future/utils/__init__.py", line 446, in raise_with_traceback
    raise exc.with_traceback(traceback)
  File "apache_beam/runners/common.py", line 1239, in apache_beam.runners.common.DoFnRunner.process
  File "apache_beam/runners/common.py", line 587, in apache_beam.runners.common.SimpleInvoker.invoke_process
  File "apache_beam/runners/common.py", line 1374, in apache_beam.runners.common._OutputProcessor.process_outputs
  File "/venv/lib/python3.7/site-packages/apache_beam/runners/worker/bundle_processor.py", line 1426, in process
    element)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/iobase.py", line 1545, in initial_restriction
    range_tracker = element_source.get_range_tracker(None, None)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 243, in get_range_tracker
    start_position, stop_position)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 359, in _replace_none_positions
    stop_position = _ObjectIdHelper.increment_id(last_doc_id, 1)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 418, in increment_id
    id_number = _ObjectIdHelper.id_to_int(object_id)
  File "/venv/lib/python3.7/site-packages/apache_beam/io/mongodbio.py", line 383, in id_to_int
    ints = struct.unpack('>III', id.binary)
AttributeError: 'str' object has no attribute 'binary' [while running 'tagged_objects/Read Collection/Read/SDFBoundedSourceReader/ParDo(SDFBoundedSourceDoFn)/PairWithRestriction']
ERROR:root:mongo_to_bq_raw.py: 'str' object has no attribute 'binary' [while running 'tagged_objects/Read Collection/Read/SDFBoundedSourceReader/ParDo(SDFBoundedSourceDoFn)/PairWithRestriction']

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          is a clone of

          Bug - A problem which impairs or prevents the functions of the product. BEAM-12122 Python IO MongoDB: integer and string `_id` keys are not supported.

          • P2 - Default priority. Will be triaged and planned according to community practices.
          • Triage Needed

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              yichi Yichi Zhang
              Maksym Skorupskyi Maksym Skorupskyi
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              Dates

                Created:
                Updated:
                Resolved: