17db96d56Sopenharmony_ciimport os 27db96d56Sopenharmony_ci 37db96d56Sopenharmony_ciif __name__ == '__main__': 47db96d56Sopenharmony_ci while True: 57db96d56Sopenharmony_ci buf = os.read(0, 1024) 67db96d56Sopenharmony_ci if not buf: 77db96d56Sopenharmony_ci break 87db96d56Sopenharmony_ci try: 97db96d56Sopenharmony_ci os.write(1, b'OUT:'+buf) 107db96d56Sopenharmony_ci except OSError as ex: 117db96d56Sopenharmony_ci os.write(2, b'ERR:' + ex.__class__.__name__.encode('ascii')) 12