validate.py

import gradio as gr
o=os.environ['P']

def checkp():
    while True:
        def check(p):
            if p == o:
                out = 1
                yield out
                break
            elif p != o:
                out = 0
                pass 
            return out
        with gr.Row(visible=True):
            pass_box=gr.Textbox()
            pass_btn=gr.Button()
            pass_box1=gr.Textbox(value=0,visible=False,interactive=False)
        pass_btn.click(check,[pass_box],[pass_box1])
    
    return pass_box1