jason810496 commented on code in PR #75184:
URL: https://github.com/apache/airflow/pull/75184#discussion_r4489528679
##########
task-sdk/src/airflow/sdk/coordinators/_subprocess.py:
##########
@@ -605,6 +659,228 @@ def _handle_set_task_state_store(
)
return super()._handle_set_task_state_store(msg, log, req_id)
+ def _monitor_subprocess(self):
+ try:
+ super()._monitor_subprocess()
+ finally:
+ self._stop_xcom_backend()
+
+ def _start_xcom_backend_call(
+ self, call: XComBackendCall, finish: Callable[[XComBackendResult],
None]
+ ) -> None:
+ """Send ``call`` to the XCom backend process, which starts on the
first call it handles."""
+ if self._xcom_backend is not None and not
self._xcom_backend.can_run_a_call:
+ # The process has exited, so a call sent to it would wait for an
answer that never comes.
Review Comment:
Shortened the other comments and docstrings in the same pattern, applied in
4c2fbf6a0a5.
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