A telnet replacement in python

telnet.py

#!/usr/bin/python

import socket
import sys

if len(sys.argv) != 3:
    print("usage: telnet.py IPADDRESS PORT")
    exit(-1)

print("Opening connection on %s port %s" % (sys.argv[1], sys.argv[2]))

try:
    conn=socket.create_connection((sys.argv[1],sys.argv[2]),timeout=30)
except socket.timeout:
    print("Connection error: timeout")
    exit(-1)
except:
    print("Connection error: unknown")
    exit(-1)
print("Connection succeed")
exit(0)