shell pip install toga python import toga def button_handler(widget): print("Button clicked!") def build(app): box = toga.Box() button = toga.Button('Click me!', on_press=button_handler) box.add(button) return box app = toga.App('My First Toga App', 'com.example.myfirsttogaapp', startup=build) app.main_loop() yaml name: MyFirstTogaApp id: com.example.myfirsttogaapp version: 1.0 widgets: - type: Button label: Click me! on_press: button_handler


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