Module Contents



Key used to identify task instance.

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]

Returns TaskInstanceKey with provided try_number

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