DescribeActivityInput ¶ Source code in docs_src/capo_sfn/types/describe_activity_input.py 13 14 15class DescribeActivityInput(TypedDict, closed=True): activity_arn: "capo_sfn.types.arn.Arn" """<p>The Amazon Resource Name (ARN) of the activity to describe.</p>""" activity_arn instance-attribute ¶ activity_arn: Arn The Amazon Resource Name (ARN) of the activity to describe.