scan for open ports

portscan.py

#!/usr/bin/python
import sys
import socket

try:
    server = sys.argv[1]
except:
    server = "localhost"

for x in range(10000):
    try:
        s = socket.create_connection((server,x),.1)
        print x
    except:
        pass

# $ python portscan.py localhost
#21
#22
#25
#80
#81
#111
#139
#143
#445
#587
#974
#993
#3000
#3306
#8080
#9418