[issue46117] tk could not refresh auto in mac os

[asper]

asper <asper at 21cn.com> added the comment:

Thank you for your reply. The phenomenon is still exist on mac os, when I add 'root.update_idletasks()'. The version of tk on mac os is 8.5.9, the version of tk is show 8.6.12 from the enviroment of python3.10.
Now, I use lower() and lift() to switch two frame in tkinter, it works well.

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue46117>
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