old_contents: from .permission_checks import user_id_matches
  from .public import permission_check
  from .public import get_public_task_data
  from .retrieve import TaskNotFound
  from .retrieve import get_task_data
  
new_contents: from .permission_checks import user_id_matches
  from .public import PublicTask
  from .public import TaskNoPermission
  from .public import permission_check
  from .public import get_public_task_data
  from .retrieve import TaskNotFound
  from .retrieve import get_task_data
  
subject: Revert previous commit by adding missing imports