Desktop Voice Assistant

import pyttsx3 #pip install pyttsx3
import speech_recognition as sr #pyaudio
import datetime
import wikipedia 
import webbrowser
import os, sys
import smtplib
from boltiot import Sms,Email,Bolt 
import json, time

engine = pyttsx3.init('sapi5')
voices = engine.getProperty('voices')
engine.setProperty('voice', voices[1].id) 
MAILGUN_API_KEY = 'This is the private API key which you can find on your Mailgun Dashboard' 
SANDBOX_URL= 'You can find this on your Mailgun Dashboard' 
SENDER_EMAIL = 'test@' + SANDBOX_URL  # No need to modify this. The sandbox URL is of the format test@YOUR_SANDBOX_URL
RECIPIENT_EMAIL = 'Enter your Email ID Here'
SID = 'You can find SID in your Twilio Dashboard' 
AUTH_TOKEN = 'You can find  on your Twilio Dashboard' 
FROM_NUMBER = 'This is the no. generated by Twilio. You can find this on your Twilio Dashboard'
TO_NUMBER = 'This is your number. Make sure you are adding +91 in beginning'
API_KEY = 'This is your Bolt Cloud accout API key'
DEVICE_ID = 'This is the ID of your Bolt device' 
mybolt = Bolt(API_KEY, DEVICE_ID)

def speak(audio): #function to make our system speak out
    engine.say(audio)
    engine.runAndWait()

def wishMe(): #wishes you, when you start based on the time
    hour = int(datetime.datetime.now().hour)
    if hour>=0 and hour<12:
        speak("Good Morning!")

    elif hour>=12 and hour<18:
        speak("Good Afternoon!")   

    else:
        speak("Good Evening!")  

    speak("I am your P A. Please tell me how may I help you")       

def takeCommand():#function to take your command and recognise it
    r = sr.Recognizer()
    with sr.Microphone() as source:
        r.adjust_for_ambient_noise(source)
        print("Listening...")
        speak('Listening..')
        r.pause_threshold = 0.5
        audio = r.listen(source)

    try:
        print("Recognizing...")
        query = r.recognize_google(audio, language='en-in')
        print(f"User said: {query}\n")

    except Exception as e:   
        print("Say that again please...")
        #speak("couldn't recognize")
        return "None"
    return query

def browse(comm): # to browse the website 
    webbrowser.open(comm+".com")
    
# send the message to the verified contact numbers
def msg():
    try:
        sms = Sms(SID, AUTH_TOKEN, TO_NUMBER, FROM_NUMBER)
        speak('What is the content of message')
        content=takeCommand()
        while content=="None":
            speak("Please repeat")
            content=takeCommand()
        response = sms.send_sms(content)
        print("Response received from Twilio is: " + str(response))
        print("Status of SMS at Twilio is :" + str(response.status))
        speak('message sent')
    except Exception as e:
        print(e)
        speak("Sorry boss. I am not able to send this message")

def mail():# to send emails to verified mail ids
    try:       
        mailer = Email(MAILGUN_API_KEY, SANDBOX_URL, SENDER_EMAIL, RECIPIENT_EMAIL)
        speak('What is the content of message')
        content=takeCommand()
        while content=="None":
            speak("Please repeat")
            content=takeCommand()
        response = mailer.send_email('This is mini',content)
        response_text = json.loads(response.text)
        speak("Response received from Mailgun is: " + str(response_text['message']))
        #speak('Email sent')
    except Exception as e:
        print(e)
        speak("Sorry boss. I am not able to send this Email")

def greet(query):
    hour = int(datetime.datetime.now().hour)
    if hour>=0 and hour<12:
        speak("Good Morning!")

    elif hour>=12 and hour<17:
        speak("Good Afternoon!")   
    else:
        speak("Good Evening!")
    speak(query)
    speak("How are you")
    #speak("I am damn, tell me how can I help you")

def wiki(query):#function for wikipedia search
    try:
        speak('Searching Wikipedia...')
        results = wikipedia.summary(query, sentences=2)
        speak("According to Wikipedia")
        print(results)
        speak(results)
    except Exception as e:
        speak("Coludn't search it")

if __name__ == "__main__":
    wishMe()
    while True:
        query = takeCommand().lower()
        if 'wiki' in query: #XXXX wikipedia
            query = query.replace("wiki", "")  
            wiki(query)
        elif 'greet' in query:
            query=query.replace("greet","")
            greet(query)
        elif 'hello' in query:
            print("Hello!")
            speak('Hello, Tell me how can I help you')
        elif 'how are you' in query:
            speak('I am good How can I help you')
        elif '.com' in query:#open google.com
            query = query.replace("open", "")
            browse(query)
        elif ' turn on' in query:#home automation
            mybolt.digitalWrite(0,'HIGH')
        elif 'turn off' in query:#turon off light
            mybolt.digitalWrite(0, 'LOW')           
        elif 'send message' in query:#send message to me(send message to megana)
            msg()            
        elif 'send email' in query:#send email to me(send email to megana)
            mail()
        elif 'the time' in query:   # what is the time # tell me the time
            strTime = datetime.datetime.now().strftime("%H:%M:%S")    
            speak("Sir, the time is {strTime}")            
        elif 'open file' in query:#open file
            path ='file location'
            os.startfile(path)            
        elif 'quit' in query:
            print("quiting..! Thank you for your time")
            speak("quiting..! Thank you for your time")
            break
        elif 'shutdown' in query:
            speak('Do you really want to shutdown')
            reply=takeCommand()
            if 'yes' in reply:
                os.system('shutdown /s /t 1')
            else:
                continue
        elif 'restart' in query:
            speak('Do you really want to restart')
            reply=takeCommand()
            if 'yes' in reply:
                os.system('shutdown /r /t 1')
            else:
                continue  
        else 'none' in query:
            print('repeat')