import time import os def robot(text): print("executing command") os.system("espeak -w output.wav \"" + text + "\"") os.system("aplay -D plughw:2,0 output.wav") if __name__ == '__main__': while True: try: print("initializing") robot("Hello world how are you doing today?") time.sleep(10) except KeyboardInterrupt: break time.sleep(1)