Bloquear PC con comando de voz usando Python

pip install SpeechRecognition
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Sample Source Code

# ctypes module to load windows library
import ctypes
# speech recognition module
import speech_recognition as sr


# obtain audio from the microphone
r = sr.Recognizer()
with sr.Microphone() as source:
    print("Say something!")
    audio = r.listen(source)


# recognize speech using Google Speech Recognition
try:
    # Here we are using default API which comes with the speech recognition module and is in built
    # If you want to use your own API key please use this code `r.recognize_google(audio, 
	key="GOOGLE_SPEECH_RECOGNITION_API_KEY")`
    # instead of `r.recognize_google(audio)`
    cmd=r.recognize_google(audio)
    # handle the exceptions
except sr.UnknownValueError:
    print("Google Speech Recognition could not understand audio")
except sr.RequestError as e:
    print("Could not request results from Google Speech Recognition service; {0}".format(e))


# Match and compare the pattern of the voice command. You can change it yours.
if cmd=="lock my PC":
	# Load and execute the command to lock the PC. This function is available in default library (user32.dll) 
	of windows
    ctypes.windll.user32.LockWorkStation()


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python lockpc.py
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