speech recognition modulehas not working audio r listen source function how to make it work

Question

def command1():
    
    r=sr.Recognizer()
    with sr.Microphone() as source:
        print(random.choice(m))
        r.puase_thresshold=1
        sound=r.listen(source)
    try:
        com =r.recognize_google(sound,language='en-in')
        print('user:'+ com +'\n')
    except sr.UnknownValueError:
        speak('try again! by typing sir!')
        com =input('command:')
    return com