Voice Assistant

import pyttsx3

import speech_recognition as sr

def take_commands():

    r = sr.Recognizer()

    with sr.Microphone() as source:

        print('Listening')

        r.pause_threshold = 0.7

        audio = r.listen(source)

        try:

            print("Recognizing")

            Query = r.recognize_google(audio)

            print("the query is printed='", Query, "'")

        except Exception as e:

            print(e)

            print("Say that again sir")

            return "None"

    return Query

def Speak(audio):

    engine = pyttsx3.init()

    engine.say(audio)

    engine.runAndWait()

if __name__ == '__main__':

    while True:

        command = take_commands()

        if "exit" in command:

            Speak("Sure sir! as your wish, bye")

            break

        if "welcome" in command:

            Speak("hi welcome to python for engineers")

        if "python" in command:

            Speak("a complete solution for python programming")