As for Kivy after pressing the button to change the text of the other buttons(buttons)?

For example when you click Rus changes the text of the button(buttons) on Russian language. By analogy, when you click on Eng change English.
April 4th 20 at 00:48
1 answer
April 4th 20 at 00:50
Found the solution, here is the link(stackoverflow) , if someone is interested.

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