import pyttsx3  #pip install pyttsx3
        import datetime  #module
        import speech_recognition as sr
        import wikipedia
        import smtplib
        import webbrowser as wb
        import os  #inbuilt
        import pyautogui
        import psutil  #pip install psutil
        import pyjokes  # pip install pyjokes
        import requests, json  #inbuilt

        it can help to do lot many things like..
        it can tell you the current time and date,
        it can tell you the current weather,
        it can tell you battery and cpu usage,
        it can create the reminder list,
        it can take screenshots,
        it can send email to your boss or family or your friend,
        it can shut down or logout or hibernate your system,
        it can tell you non funny jokes, :)
        it can open any website, on chrome web-browser
        it can search the thing on wikipedia,
        it can change his/her voice from male to female and vice-versa
        And yes  more thing to come...