#!/usr/bin/env python
# coding=utf-8

import os
import sys
import time
import subprocess

if len(sys.argv) >= 2:
    pkg = sys.argv[1]
    print("正在启动安装包，请稍后...")
    sys.stdout.flush()

    time.sleep(2)
    if os.path.isfile(pkg):
        subprocess.call('open ' + pkg, shell=True)
