foo.py

#! /usr/bin/env python
# -*- coding:utf8 -*-

import json
import os
import re
import shutil
import time
import urllib.parse
import requests
from bs4 import BeautifulSoup


URL = 'http://www.99kubo.com/vod-play-id-5814-sid-3-pid-1.html'
PATH = 'c:/tto/'


def create_dir(path):
    if not os.path.exists(path):
        os.makedirs(path)


def fetch_video(url, referer):
    req = requests.get(url, headers={'Referer': referer})


def fetch_all_video(url):
    req = requests.get(url)

    kubovid = re.search("var diy_vid = '(.*?)'", req.text).group(1)
    kubocid = re.search("var Pid = '(.*?)'", req.text).group(1)

    data = re.search("ff_urls='(.*?)'", req.text).group(1).replace('\\', '')
    urls = json.loads(data)['Data'][3]['playurls']

    for url in urls:
        qs = urllib.parse.urlencode({'url': url[1], 'kubovid': kubovid, 'kubocid': kubocid})
        url = urllib.parse.urljoin('http://www.99kubo.com/168player/?', qs)
        referer = 'http://www.99kubo.com' + url[2]

        fetch_video(url, referer)


if __name__ == '__main__':
    create_dir(PATH)
    fetch_all_video(URL)