Juta Staes created BEAM-7530:
--------------------------------
Summary: Reading None value type BYTES from bigquery:
AttributeError
Key: BEAM-7530
URL: https://issues.apache.org/jira/browse/BEAM-7530
Project: Beam
Issue Type: Bug
Components: sdk-py-core
Reporter: Juta Staes
Assignee: Juta Staes
When reading bigquery data where a field of type BYTES contains a None value I
get the following error:
{code:java}
Traceback (most recent call last): File
"/mnt/c/Users/Juta/Documents/02-projects/apache/beam/sdks/venv/lib/python3.5/site-packages/apache_beam/runners/direct/executor.py",
line 343, in call finish_state) File
"/mnt/c/Users/Juta/Documents/02-projects/apache/beam/sdks/venv/lib/python3.5/site-packages/apache_beam/runners/direct/executor.py",
line 383, in attempt_call result = evaluator.finish_bundle() File
"/mnt/c/Users/Juta/Documents/02-projects/apache/beam/sdks/venv/lib/python3.5/site-packages/apache_beam/runners/direct/transform_evaluator.py",
line 319, in finish_bundle bundles = _read_values_to_bundles(reader) File
"/mnt/c/Users/Juta/Documents/02-projects/apache/beam/sdks/venv/lib/python3.5/site-packages/apache_beam/runners/direct/transform_evaluator.py",
line 306, in _read_values_to_bundles read_result =
[GlobalWindows.windowed_value(e) for e in reader] File
"/mnt/c/Users/Juta/Documents/02-projects/apache/beam/sdks/venv/lib/python3.5/site-packages/apache_beam/runners/direct/transform_evaluator.py",
line 306, in <listcomp> read_result = [GlobalWindows.windowed_value(e) for e
in reader] File
"/mnt/c/Users/Juta/Documents/02-projects/apache/beam/sdks/venv/lib/python3.5/site-packages/apache_beam/io/gcp/bigquery_tools.py",
line 932, in __iter__ row.f[i].v.string_value =
row.f[i].v.string_value.encode('utf-8') AttributeError: 'NoneType' object has
no attribute 'string_value'{code}
This bug was introduced in https://github.com/apache/beam/pull/8621 and is
present in the 2.13 release.
I submitted a pr to fix the issue: https://github.com/apache/beam/pull/8817
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