hpcflow.sdk.persistence.json.JsonStoreTask

class hpcflow.sdk.persistence.json.JsonStoreTask(id_, index, is_pending, element_IDs, task_template=None)

Bases: StoreTask[TaskMeta]

Persisted task that is serialized using JSON.

Methods

append_element_IDs	Return a copy, with additional element IDs.
decode	Initialise a StoreTask from store task data
encode	Prepare store task data for the persistent store.

Attributes

task_template	Description of the template for the task.
id_	The ID of the task.
index	The index of the task within its workflow.
is_pending	Whether the task has changes not yet persisted.
element_IDs	The IDs of elements in the task.

Parameters:

• id_ (int) –

• index (int) –

• is_pending (bool) –

• element_IDs (list[int]) –

• task_template (Mapping[str, Any] | None) –

append_element_IDs(pend_IDs)

Return a copy, with additional element IDs.

Parameters:

pend_IDs (list[int]) –

Return type:

Self

classmethod decode(task_dat)

Initialise a StoreTask from store task data

Note: the task_template is only needed for encoding because it is retrieved as part of the WorkflowTemplate so we don’t need to load it when decoding.

Parameters:

task_dat (TaskMeta) –

Return type:

Self

element_IDs: list[int]

The IDs of elements in the task.

encode()

Prepare store task data for the persistent store.

Return type:

tuple[int, TaskMeta, dict[str, Any]]

id_: int

The ID of the task.

index: int

The index of the task within its workflow.

is_pending: bool

Whether the task has changes not yet persisted.

task_template: Mapping[str, Any] | None = None

Description of the template for the task.