Skip to content

Added clarity about task operators being re-created for deferred exec… #47762

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
skestle wants to merge 1 commit into from
Closed

Added clarity about task operators being re-created for deferred exec… #47762

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 2 additions & 0 deletions task-sdk/src/airflow/sdk/definitions/baseoperator.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1547,6 +1547,8 @@ def defer(
) -> NoReturn:
"""
Mark this Operator "deferred", suspending its execution until the provided trigger fires an event.
When resumed, a new instance of this Operator will be created to continue execution - any local state
will be lost.

This is achieved by raising a special exception (TaskDeferred)
which is caught in the main _execute_task wrapper. Triggers can send execution back to task or end
Expand Down
Loading