app.py

import gradio as gr
import os

let language;

def combine(a, b):
    return a + " " + b


def mirror(x):
    return x

md = "test"
CN_md = "测试"


def initialize_interface():
    detect_language_js = """
        var language = window.navigator.userLanguage || window.navigator.language; """
    print('language', language)

with gr.Blocks() as demo:
    gr.Markdown(md, _js="""
                    () => {
                        language = navigator.language;
                    }""")
    gr.Markdown(language)

    change_language_radio.change(None, [], [language], _js="() => navigator.language")
  

initialize_interface()

if __name__ == "__main__":
    demo.launch()