how to change a kivy button text in kivy lang from python file
from kivy.app import App
from kivy.lang.builder import Builder
from kivy.properties import StringProperty
from kivy.uix.boxlayout import BoxLayout
class Container(BoxLayout):
message = StringProperty()
def retranslate(self, language):
texts = {"en": "Hello World", "fr": "Salut monde"}
self.message = texts.get(language, "")
Builder.load_string(
"""
<Container>:
orientation: 'vertical'
Button:
text: root.message
Button:
text: "Eng"
on_press: root.retranslate("en")
Button:
text: "Fra"
on_press: root.retranslate("fr")
"""
)
class MyApp(App):
def build(self):
w = Container()
w.retranslate("en")
return w
if __name__ == "__main__":
MyApp().run()