Python SSH功能

def remote_scp(host_ip,remote_path,local_path,username,password):  
  
    t = paramiko.Transport((host_ip,22))  
  
    t.connect(username=username, password=password)  # 登录远程服务器  
  
    sftp = paramiko.SFTPClient.from_transport(t)   # sftp传输协议  
  
    src = remote_path   
  
    des = local_path  
  
    sftp.get(src,des)  
  
    t.close()