9 def _task_repr_info(task):  argument
10     info = base_futures._future_repr_info(task)
12     if task.cancelling() and not task.done():
16     info.insert(1, 'name=%r' % task.get_name())
18     coro = coroutines._format_coroutine(task._coro)
21     if task._fut_waiter is not None:
22         info.insert(3, f'wait_for={task._fut_waiter!r}')
27 def _task_repr(task):  argument
28     info = ' '.join(_task_repr_info(task))
29     return f'<{task.__class__.__name__} {info}>'
32 def _task_get_stack(task, limit):  argument
34     if hasattr(task._coro, 'cr_frame'):
36         f = task._coro.cr_frame
37     elif hasattr(task._coro, 'gi_frame'):
39         f = task._coro.gi_frame
40     elif hasattr(task._coro, 'ag_frame'):
42         f = task._coro.ag_frame
55     elif task._exception is not None:
56         tb = task._exception.__traceback__
67 def _task_print_stack(task, limit, file):  argument
70     for f in task.get_stack(limit=limit):
81     exc = task._exception
83         print(f'No stack for {task!r}', file=file)
85         print(f'Traceback for {task!r} (most recent call last):', file=file)
87         print(f'Stack for {task!r} (most recent call last):', file=file)