myswitches_S_VLAN.py

import getpass
import telnetlib

HOST = "localhost"
user = input("Enter your telnet username: ")
password = getpass.getpass()

f = open ('myswitches')

for IP in f:
    IP=IP.strip()
    print ("Configuring Switch " + (IP))
    HOST = IP
    tn = telnetlib.Telnet(HOST)
    tn.read_until(b"Username: ")
    tn.write(user.encode('ascii') + b"\n")
    if password:
        tn.read_until(b"Password: ")
        tn.write(password.encode('ascii') + b"\n")
    tn.write(b"enable\n")
    tn.write(b"cisco\n")
    tn.write(b"conf t\n")
    tn.write(b"vlan 2\n")
    tn.write(b"name PYTHON_VLAN_2\n")
    tn.write(b"vlan 3\n")
    tn.write(b"name PYTHON_VLAN_3\n")
    tn.write(b"vlan 4\n")
    tn.write(b"name PYTHON_VLAN_4\n")
    tn.write(b"vlan 5\n")
    tn.write(b"name PYTHON_VLAN_5\n")
    tn.write(b"vlan 6\n")
    tn.write(b"name PYTHON_VLAN_6\n")

    tn.write(b"end\n")
    tn.write(b"show vlan brief\n")
    tn.write(b"wr\n")
    tn.write(b"exit\n")

    print(tn.read_all().decode('ascii'))