refactor(models/taskinstance): rename _defer_task as defer_task (stil…

…l mark it as private)

airflow/cli/commands/task_command.py

@@ -636,7 +636,7 @@ def task_test(args, dag: DAG | None = None, session: Session = NEW_SESSION) -> N
             else:
                 ti.run(ignore_task_deps=True, ignore_ti_state=True, test_mode=True, raise_on_defer=True)
     except TaskDeferred as defer:
-        ti._defer_task(defer=defer, session=session)
+        ti.defer_task(defer=defer, session=session)
         log.info("[TASK TEST] running trigger in line")
 
         event = _run_inline_trigger(defer.trigger)

airflow/models/taskinstance.py

@@ -2378,7 +2378,7 @@ def _run_raw_task(
                 # a trigger.
                 if raise_on_defer:
                     raise
-                self._defer_task(defer=defer, session=session)
+                self.defer_task(defer=defer, session=session)
                 self.log.info(
                     "Pausing task as DEFERRED. dag_id=%s, task_id=%s, execution_date=%s, start_date=%s",
                     self.dag_id,
@@ -2565,8 +2565,11 @@ def _execute_task(self, context, task_orig):
         return _execute_task(self, context, task_orig)
 
     @provide_session
-    def _defer_task(self, session: Session, defer: TaskDeferred) -> None:
-        """Mark the task as deferred and sets up the trigger that is needed to resume it."""
+    def defer_task(self, session: Session, defer: TaskDeferred) -> None:
+        """Mark the task as deferred and sets up the trigger that is needed to resume it.
+
+        :meta: private
+        """
         from airflow.models.trigger import Trigger
 
         # First, make the trigger entry