如何将subprocess.communicate()转换为utf8字符串?我做了一个子流程,但输出很奇怪: (b'Ping: 3.425 ms\r\nDownload: 1167.08 Mbit/s\r\nUpload: 314.93 Mbit/s\r\n', None) ...2024-09-30 已阅读: n次