獲取FileNotFoundError: [Errno 2] No such file or directory: 'bash'錯(cuò)誤而運(yùn)行我gunicorn Python應(yīng)用程序的形式。服務(wù)文件。但是，單獨(dú)運(yùn)行 gunicorn 命令（不是從 .service 文件）運(yùn)行正常。運(yùn)行應(yīng)用程序的 gunicorn 命令gunicorn -k geventwebsocket.gunicorn.workers.GeventWebSocketWorker -w 1 --bind <server_ip>:8080 wsgiapp.service 文件[Service]User=userWorkingDirectory=/home/user/appEnvironment="PATH=/home/user/app/app_venv/bin"ExecStart=/home/user/app/app_venv/bin/gunicorn -k geventwebsocket.gunicorn.workers.GeventWebSocketWorker --workers 1 --bind <server_ip>:8080 wsgi生成錯(cuò)誤的 Python 代碼import subprocesscmd = ['bash', 'script.sh' , args.get('arg')]try:    process = subprocess.Popen(cmd,                               cwd=/path/to/bash_script,                               stdout=subprocess.PIPE,                               stderr=subprocess.STDOUT,                               universal_newlines=True)    while process.poll() is None:        output = process.stdout.readline()        if(output==''):            break        emit('tg_output', output)except subprocess.CalledProcessError as error:    pass