京东商品到货监控

monitor.py

import json, re, sys, os
from selenium import webdriver

class Sign:
    def __init__(self, cid):
        self.cid = cid
        self.check()
    #@site : sign_dict key
    #@info : sign_dict value
    def check(self):
        dr = webdriver.PhantomJS()
        dr.get('https://item.jd.com/%s.html' % self.cid)
        html = dr.find_element_by_id('InitCartUrl').get_attribute('title').encode('utf-8')
        html_len = len(html)
        #print "%s - %s" % (html, html_len)
        if html_len <= 0 :
            tip = "商品到货了"
            cmd = "terminal-notifier -message '%s'" % tip
            os.system(cmd)

if __name__ == '__main__':

    while True:
        #sign = Sign('3594816')
        sign = Sign('3594958')