sarutak commented on a change in pull request #7128: [AIRFLOW-6529]
Serialization error occurs when the scheduler tries to run on macOS.
URL: https://github.com/apache/airflow/pull/7128#discussion_r365247356
##########
File path: tests/test_utils/mock_executor.py
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@@ -36,10 +36,17 @@ def __init__(self, do_update=True, *args, **kwargs):
self.history = []
# All the tasks, in a stable sort order
self.sorted_tasks = []
- self.mock_task_results = defaultdict(lambda: State.SUCCESS)
+
+ # If multiprocessing runs in spawn mode,
+ # arguments are to be pickled but lambda is not picclable.
+ # So we should pass self.success instead of lambda.
Review comment:
Someone might want to try to replace
[this](https://github.com/apache/airflow/pull/7128/files#diff-d7e6d11bfaeca087149ad577dd7704daR43)
with lambda.
Do you have any other idea to avoid that without this note?
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