gh-151674: Add tkinter Text.edit_canundo() and Text.edit_canredo()#151676
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serhiy-storchaka merged 3 commits intoJun 20, 2026
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Wrap the Tk text widget "edit canundo" and "edit canredo" subcommands, which report whether the undo and redo stacks are non-empty.
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A second test_edit_undo_redo silently shadowed the earlier one, so its edit_canundo()/edit_canredo() coverage was never run. Rename it to test_edit_canundo_canredo and move it next to the other edit tests. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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Wrap the Tk text widget "edit canundo" and "edit canredo" subcommands, which report whether the undo and redo stacks are non-empty.