airflow.models.taskinstancekey

Module Contents

Classes

class airflow.models.taskinstancekey.TaskInstanceKey[source]

Bases: NamedTuple

Key used to identify task instance.

• property primary: tuple[str, str, str, int][source]

  Return task instance primary key part of the key

• property reduced: TaskInstanceKey[source]

  Remake the key by subtracting 1 from try number to match in memory information

• property key: TaskInstanceKey[source]

  For API-compatibly with TaskInstance.

  Returns self

• dag_id: str[source]

• task_id: str[source]

• run_id: str[source]

• try_number: int = 1[source]

• map_index: int[source]

• with_try_number(try_number)[source]

  Returns TaskInstanceKey with provided try_number