Voice assistant

import speech_recognition as sr
import pyttsx3
import datetime
import webbrowser
import pyaudio
from distutils.version import LooseVersion
def speak(text):
    """
    Uses text-to-speech to speak the given text.
    """
    engine = pyttsx3.init()
    engine.say(text)
    engine.runAndWait()

def get_voice_command():
    """
    Listens for a voice command and returns it as text.
    """
    recognizer = sr.Recognizer()
    with sr.Microphone() as source:
        print("Listening for a command...")
        recognizer.adjust_for_ambient_noise(source)
        audio = recognizer.listen(source)

    try:
        command = recognizer.recognize_google(audio)
        print(f"User said: {command}")
        return command.lower()
    except sr.UnknownValueError:
        print("Sorry, I didn't catch that. Please try again.")
        return ""

def main():
    speak("Hello! I'm your voice assistant. How can I assist you today?")
    while True:
        command = get_voice_command()

        if "hello" in command:
            speak("Hello! How can I help you?")
        elif "time" in command:
            current_time = datetime.datetime.now().strftime("%H:%M")
            speak(f"The current time is {current_time}.")
        elif "date" in command:
            current_date = datetime.datetime.now().strftime("%B %d, %Y")
            speak(f"Today's date is {current_date}.")
        elif "search" in command:
            speak("What would you like me to search for?")
            search_query = get_voice_command()
            webbrowser.open(f"https://www.google.com/search?q={search_query}")
            speak(f"Here are the search results for {search_query}.")
        elif "exit" in command:
            speak("Goodbye!")
            break
        else:
            speak("I'm sorry, I didn't understand that command.")

if __name__ == "__main__":
    main()