gistfile1.py

#!/usr/bin/env python

import os 
import re 
import sys
argvs = sys.argv
if len(argvs) == 1:
    argvs.append("")
os.system('curl -k -X POST --data-urlencode \'payload={"channel": "#job", "username": "webhookbot", "text": "Your job is done: %s ", "icon_emoji": ":ghost:"}\' https://hooks.slack.com/services/hoge/hogehoge'%argvs[1])