[docs] [issue24878] Add docstrings to selected named tuples

[Roundup Robot]

Roundup Robot added the comment:

New changeset 4432c441b639 by Raymond Hettinger in branch 'default':
Issue #24878: Fix typos and line wrap
https://hg.python.org/cpython/rev/4432c441b639

----------

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue24878>
_______________________________________