app.py

import gradio as gr


def click_js():
 return """function audioRecord() {
 var xPathRes = document.evaluate ('//*[@id="audio"]//button', document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null); 
 xPathRes.singleNodeValue.click();}"""


def action(btn):
 """Changes button text on click"""
 if btn == 'Speak': return 'Stop'
 else: return 'Speak'


def check_btn(btn):
 """Checks for correct button text before invoking transcribe()"""
 if btn != 'Speak': raise Exception('Recording...')


def transcribe():
 return 'Success'


with gr.Blocks() as demo:
 msg = gr.Textbox()
 audio_box = gr.Audio(label="Audio", source="microphone", type="filepath", elem_id='audio')

 with gr.Row():
 audio_btn = gr.Button('Speak')
 clear = gr.Button("Clear")

 audio_btn.click(fn=action, inputs=audio_btn, outputs=audio_btn).\
 then(fn=lambda: None, _js=click_js()).\
 then(fn=check_btn, inputs=audio_btn).\
 success(fn=transcribe, outputs=msg)

clear.click(lambda: None, None, msg, queue=False)

demo.queue().launch(debug=True)