[issue21402] tkinter.ttk._val_or_dict assumes tkinter._default_root exists

[Terry J. Reedy]

Terry J. Reedy added the comment:

>Due to the risk of breaking existing user code which uses these private functions, they should be left with old signature and new functions should be added.

The reason we make things private is so we don't have to do this. Why would you make an exception here?

----------

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue21402>
_______________________________________