🎤 Build an AI Voice Assistant in Python | Speech Recognition & Wikipedia Search

Demo :


Click Video 👇👇👇









🔹 Features:

✅ Converts Speech to Text
✅ Wikipedia Search Integration
✅ Opens Websites with Commands
✅ Tkinter GUI for Easy Interaction


Code :


import speech_recognition as sr

import pyttsx3

import wikipedia

import webbrowser

import os

import tkinter as tk

from tkinter import ttk

from PIL import Image, ImageTk


# Initialize Speech Engine

engine = pyttsx3.init()

engine.setProperty("rate", 150)


def speak(text):

    engine.say(text)

    engine.runAndWait()


def take_command():

    r = sr.Recognizer()

    with sr.Microphone() as source:

        status_label.config(text="Listening...")

        root.update()

        try:

            audio = r.listen(source, timeout=5)

            query = r.recognize_google(audio, language="en-in")

            status_label.config(text=f"You said: {query}")

            return query.lower()

        except sr.UnknownValueError:

            status_label.config(text="Could not understand! Try again.")

            return None

        except sr.RequestError:

            status_label.config(text="Internet issue detected!")

            return None

        except Exception as e:

            status_label.config(text=f"Error: {str(e)}")

            return None


def process_command():

    query = take_command()

    if query:

        if "wikipedia" in query:

            speak("Searching Wikipedia...")

            search_wikipedia(query.replace("wikipedia", ""))

        elif "open" in query:

            open_website(query.replace("open", "").strip())

        elif "exit" in query or "stop" in query:

            speak("Goodbye! Have a great day.")

            root.destroy()

        else:

            speak("Sorry, I didn't understand that command.")


def search_wikipedia(query):

    try:

        result = wikipedia.summary(query, sentences=2)

        speak(result)

        result_label.config(text=result)

    except wikipedia.exceptions.DisambiguationError:

        speak("Multiple results found. Please be more specific.")

    except wikipedia.exceptions.PageError:

        speak("No results found on Wikipedia.")

    except Exception as e:

        speak("Error occurred while searching Wikipedia.")

        result_label.config(text=f"Error: {str(e)}")


def open_website(website):

    sites = {

        "youtube": "https://www.youtube.com",

        "google": "https://www.google.com",

        "github": "https://www.github.com",

    }

    if website in sites:

        speak(f"Opening {website}")

        webbrowser.open(sites[website])

    else:

        speak("Website not found!")

        os.system(f"start https://www.{website}.com")


# GUI Setup

root = tk.Tk()

root.title("AI Voice Assistant")

root.geometry("500x600")

root.configure(bg="#1e1e1e")


style = ttk.Style()

style.configure("TButton", font=("Arial", 12), padding=10)


# Logo

try:

    logo_img = Image.open("mic.png").resize((100, 100))

    logo_photo = ImageTk.PhotoImage(logo_img)

    logo_label = tk.Label(root, image=logo_photo, bg="#1e1e1e")

    logo_label.pack(pady=20)

except Exception as e:

    print(f"Error loading image: {e}")


# Status Label

status_label = tk.Label(root, text="Click to Speak", font=("Arial", 14), fg="white", bg="#1e1e1e")

status_label.pack()


# Speak Button

speak_button = ttk.Button(root, text="Start Listening", command=process_command)

speak_button.pack(pady=20)


# Result Label

result_label = tk.Label(root, text="", wraplength=400, font=("Arial", 12), fg="white", bg="#1e1e1e")

result_label.pack(pady=20)


root.mainloop()

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