ssh

import paramiko
import sys
import getpass
import time

COMMAND = "show interface description"
USER = "mbelyakin"
PASSWORD = getpass.getpass(prompt = 'Enter your password: ')
#ENABLE_PASS = getpass.getpass(prompt='Enter enable password: ')

dev_list = open('device_ip_list.txt','r')
f=open("test.txt", 'w')
DEVICES_IP = dev_list
for IP in DEVICES_IP:
    print('Connection to device {}'.format( IP ))
    client = paramiko.SSHClient()
    client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
    client.connect(hostname=IP, username=USER, password=PASSWORD,
            look_for_keys=False, allow_agent=False)
    with client.invoke_shell() as ssh:
        #ssh.send('enable\n')
        #ssh.send(ENABLE_PASS + '\n')
        #time.sleep(1)
        ssh.send('terminal length 0\n')
        time.sleep(1)
        ssh.recv(2000)
        ssh.send(COMMAND + '\n')
        time.sleep(1)
        result = ssh.recv(5000).decode('utf-8')
        print(result)

        f.write(IP+'\n'+result+'\n')