python3实现xshell登录远端服务器

使用原生的系统terminal完成登录，
1、安装 pexpect 模块
$ pip install pexpect
2、案例
# -*- coding: utf-8 -*-
from paramiko import SSHClient, AutoAddPolicy
    def ssh_init(self):
        # 初始化ssh client
        username = '***'
        pwd = '***'
        client = SSHClient()
        client.set_missing_host_key_policy(AutoAddPolicy())
        client.connect(hostname=self.host, port=22, username=username, password=pwd)
        return client