Paramiko - config grab with Cisco IOS

import time

import paramiko

import getpass

from datetime import datetime

routers = ["192.168.0.1"]

username = raw_input("Please enter your username: ")

password = getpass.getpass("Please enter your password: ")

now_time = datetime.now()

str_now_time = str(now_time)

sshcon = paramiko.SSHClient()

sshcon.set_missing_host_key_policy(paramiko.AutoAddPolicy())

for target in routers:

f = open("{0}-{1}-txt".format(target,str_now_time) , "w")

print ('Attempting to connect to {0}'.format(target))

sshcon.connect(hostname=target,username=username,password=password,look_for_keys=False)

remote_connection = sshcon.invoke_shell()

remote_connection.send("ter len 0\n")

time.sleep(5)

remote_connection.send("show run\n")

time.sleep(5)

output = remote_connection.recv(65535)

# print(output)

print ('Writing config to file')

f.write(output)

sshcon.close

print("Job completed successfully")