Get the Build ID of the worker which executed the current Workflow Task.

May be undefined if the task was completed by a worker without a Build ID. If this worker is the one executing this task for the first time and has a Build ID set, then its ID will be used. This value may change over the lifetime of the workflow run, but is deterministic and safe to use for branching.

Deprecated since version Use: get_current_deployment_version instead.

Get the deployment version of the worker which executed the current Workflow Task.

May be None if the task was completed by a worker without a deployment version or build id. If this worker is the one executing this task for the first time and has a deployment version set, then its ID will be used. This value may change over the lifetime of the workflow run, but is deterministic and safe to use for branching.

Get the current number of events in history.

Note, this value may not be up to date if accessed inside a query.

Get the current byte size of history.

Note, this value may not be up to date if accessed inside a query.

Get whether or not continue as new is suggested.

Note, this value may not be up to date if accessed inside a query.

Check whether the target worker deployment version has changed.

Note: Upgrade-on-Continue-as-New is currently experimental.

The priority of this workflow execution. If not set, or this server predates priorities, then returns a default instance.

Search attributes for the workflow.

Deprecated since version Use: typed_search_attributes instead.

The start time of the first task executed by the workflow.

Search attributes for the workflow.

Note, this may have invalid values or be missing values if passing the deprecated form of dictionary attributes to upsert_search_attributes.

The start time of the workflow based on the workflow initialization.