智能硬件语音助手双十一活动

import speech_recognition as sr

def listen():
    recognizer = sr.Recognizer()
    with sr.Microphone() as source:
        print("Listening...")
        audio = recognizer.listen(source)
    
    try:
        command = recognizer.recognize_google(audio)
        print(f"User said: {command}")
        return command
    except sr.UnknownValueError:
        print("Sorry, I did not understand that.")
    except sr.RequestError as e:
        print(f"Could not request results; {e}")

def respond(command):
    if "hello" in command.lower():
        print("Hello! How can I help you today?")
    elif "time" in command.lower():
        import datetime
        now = datetime.datetime.now()
        print(f"The current time is {now.strftime('%H:%M:%S')}")
    else:
        print("I'm sorry, I don't know how to respond to that.")

if __name__ == "__main__":
    while True:
        command = listen()
        if command:
            respond(command)