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Use internal DEFAULT_PICKLE_LIB #37052

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Merged
claudevdm merged 2 commits into from
Dec 9, 2025
Merged

Use internal DEFAULT_PICKLE_LIB #37052

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Use internal DEFAULT_PICKLE_LIB
Abacn Dec 8, 2025
f2ae7d3
Enable only on Dataflow
Abacn Dec 9, 2025
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5 changes: 4 additions & 1 deletion sdks/python/apache_beam/options/pipeline_options.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1798,7 +1798,10 @@ def _handle_load_main_session(self, validator):
# save_main_session default to False for dill, while default to true
# for cloudpickle
pickle_library = getattr(self, 'pickle_library')
if pickle_library in ['default', 'cloudpickle']:
if pickle_library == 'default':
from apache_beam.internal.pickler import DEFAULT_PICKLE_LIB
pickle_library = DEFAULT_PICKLE_LIB
if pickle_library == 'cloudpickle':
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@claudevdm claudevdm Dec 8, 2025 •
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Can we only set save_main_session=True only if save_main_session is None, pickle_library = cloudpickle and is_service_runner=True?

setattr(self, 'save_main_session', True)
else:
setattr(self, 'save_main_session', False)
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