jason810496 commented on code in PR #50371:
URL: https://github.com/apache/airflow/pull/50371#discussion_r2150048695
##########
airflow-core/src/airflow/dag_processing/processor.py:
##########
@@ -253,6 +281,15 @@ def start( # type: ignore[override]
client: Client,
**kwargs,
) -> Self:
+ # Pre-import Airflow modules in parent process to save CPU time and
memory
+ # This prevents them from being re-imported from zero in each
processing subprocess
+ import structlog
+
+ log = structlog.get_logger(logger_name="dag_processor")
Review Comment:
My mistake, before move to the line before `proc: Self = super().start()` we
can get `log` from the argument of the function. After moving there, IMO, it's
fine to use `structlog.get_logger` to retrieve the logger, and will resolve
most of the test errors.
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