python小白，在看廖雪峰pythonsubprocess教程的時候碰到下面一個執(zhí)行nslookup命令的報(bào)錯操作系統(tǒng)：win10python版本：3.7importsubprocessprint('$nslookup')p=subprocess.Popen(['nslookup'],stdin=subprocess.PIPE,stdout=subprocess.PIPE,stderr=subprocess.PIPE)output,err=p.communicate(b'setq=mx\npython.org\nexit\n')print(output.decode('utf-8'))print('Exitcode:',p.returncode)報(bào)錯信息：$nslookupTraceback(mostrecentcalllast):File"E:/py/learning-python/Process_Thread/multi_process/sub_process.py",line14,inprint(output.decode('utf-8'))UnicodeDecodeError:'utf-8'codeccan'tdecodebyte0xc8inposition2:invalidcontinuationbyteProcessfinishedwithexitcode1請問造成這個錯誤的原因是什么？如何解決謝謝。