gistfile1.py

#!/usr/bin/env python
# -*- coding:utf-8 -*-

import sys
import os
import BeautifulSoup
import urllib


def search(url):
    bsoup = BeautifulSoup.BeautifulSoup(urllib.urlopen(url))
    img = bsoup.findAll("img", {"class": "pict"})
    title = str(bsoup.findAll("title")[0])
    title = title.split("-")[0].split(":")[1]
    return img, title


def main():
    if len(sys.argv) >= 2:
        img, title = search(sys.argv[1])
        os.mkdir(title)
        for i in range(len(img)):
            imgurl = img[i].get("src")
            urllib.urlretrieve(imgurl, "{0}/{1}.jpg".format(title, i))
    else:
        print(u"使用法が正しくありません。")
        sys.exit()

if __name__ == '__main__':
    main()