import telnetlib, sys
host = '192.168.1.1'
telnet (host)
def telnet(h):    
    print ('Enter User Name:')
    user = input()    
    print ('Enter Password')
    password = input()    
    
    tel=telnetlib.Telnet(h,23,2)
    tel.set_debuglevel(10)
    tel.read_until(b"Name\r\n>",2)    
    write(user.encode('ascii')+b"\r\n")
    read_until(b"Password\r\n>",2)
    write(password.encode('ascii')+b"\r\n")    
    
    after_logging=tel.read_eager()
    
    var1=str.encode('Condition 1')    
    var2=str.encode('Condition 2')  
    
    if after_logging.find(another_user_logged_in) is True:        
        print('Something in first condition')        
        tel.close
    elif after_logging.find(another_user_logged_in) is True:
        print('Something in second condition')        
        tel.close
    else:
        print('Something wrong')

if another_user_logged_in in after_logging: