using nested ProgressTask

[Martin Pool]

On 22 February 2012 04:04, Michael Gliwinski
<Michael.Gliwinski at henderson-group.com> wrote:
> Hello All,
>
> Not sure what I'm doing wrong but when I create a nested progress bar
> (ProgressTask) like:
>
>  ...
>  def run(self, ...):
>      pb = ui.ui_factory.nested_progress_bar()
>      ...
>      func(..., pb=pb)
>
>  def func(..., pb)
>      spb = pb.make_sub_task()
>      ...
>      spb.finished()
>
> I'm getting a "UserWarning ProgressTask(...) is not in active stack" on that
> call to spb.finished()
>
> AFAICS this is because ProgressTask.make_sub_task does not add the subtask to
> UIFactory's _task_stack.
>
> Is this a bug or am I not using it the way it was intended?

Passing down the 'pb' objects as parameters is deprecated: just call
ui.nested_progress_bar() at each level, then .finished() when you're
done.
(Perhaps not sufficiently obviously deprecated...)

-- 
Martin