Yes, the "SnapTo" script uses Tkinter as part of the PoserPython script - which means Mac users can't run it. Tkinter is one of the many things not supported by Apple.

But you don't have to miss out on all Python scripts. Open the desired script with a text editor, and look for "Tkinter" near the top. If it's not there, then you can likely run the script. Unless, perhaps Apple has introduced further security-blocks that I've not yet heard about.

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