#coding=utf-8

importsubprocess

importos,sys

defexe_cmd(cmd):

    p=subprocess.Popen(cmd, shell=True, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)

    whileTrue:

        next_line=p.stdout.readline()

        return_line=next_line.decode("utf-8","ignore")

        ifreturn_line==''andp.poll() !=None:

            break

        print(return_line)

    stdout, stderr =p.communicate()

    ifp.returncode !=0:

        returnFalse

    returnTrue

defmain():

    print("python 3.7.2 一键安装开始！")

    backinfo=exe_cmd('ping -c 1 -w 1 www.baidu.com')

    ifbackinfo==False:

        print("网络检测失败程序退出，请重新检测网络环境!")

        sys.exit()

    print("网络连接正常!")

    yum_jc=exe_cmd('yum list')

    ifyum_jc==False:

        print("yum 不可用，请先手动配置yum安装!")

        sys.exit()

    print('yum安装检测可用!')

    exe_cmd("yum install gcc -y")

    exe_cmd("yum install openssl-devel bizp2-devel expat-devel gdbm-devel readline-devel sqlite-devel libffi-devel -y")

    exe_cmd("wget http://npm.taobao.org/mirrors/python/3.7.2/Python-3.7.2.tgz")

    exe_cmd("tar -zxvf Python-3.7.2.tgz")

    exe_cmd("mv Python-3.7.2 /usr/local/")

    exe_cmd("rm -rf Python-3.7.2.tgz")

    os.chdir('/usr/local/Python-3.7.2')

    exe_cmd("./configure")

    exe_cmd("make")

    exe_cmd("make install")

    print("程序执行完成！输入python3 查看效果。")

if__name__=='__main__':

    main()