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好吧,我承认我是对晚上看到一张合适的票转让但打过电话去说已经被搞走了这件事情感到蛋疼。直接上文件吧。
#coding: utf-8 ''' 春运查询火车票转让信息 Author: piglei2007@gmail.com Date: 2011.01.25 ''' import re import os import time import urlparse import datetime import traceback import urllib2 import socket socket.setdefaulttimeout(20) BLANK_RE = re.compile(r"\s+") opener = urllib2.build_opener(urllib2.HTTPCookieProcessor()) opener.addheaders = [ ("User-agent", "Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.9.1) Gecko/20090704 Firefox/3.5"), ("Accept", "*/*"), ] urllib2.install_opener(opener) from BeautifulSoup import BeautifulSoup SOURCE = { "58": "http://bj.58.com/huochepiao/", "ganji": "http://bj.ganji.com/piao/cc_%(train)s/%(date)s/", } RECORD_FILE = "/tmp/ticket_records.txt" def parse_record(): try: return set([x.strip() for x in open(RECORD_FILE, "r").readlines()]) except IOError: open(RECORD_FILE, "w") return set() def flush_record(records): open(RECORD_FILE, "w").write("\n".join(records)) def main(config): """ 开始抓取 """ existed = parse_record() to_email = [] for train in config["trains"]: for date in config["dates"]: for type, _url in SOURCE.items(): url = _url % dict(train=train, date=date) content = urllib2.urlopen(url).read() soup = BeautifulSoup(content) result = parse_content(type, soup, train) for url, text in result: url = urlparse.urljoin(_url, url) # 只要卧铺! if url not in existed and u"卧" in text: to_email.append([text, url]) existed.add(url) if to_email: content = "".join( [x for x in [" | ".join(y) for y in to_email]] ).encode("utf-8") simple_mail(config["people"], content) flush_record(existed) def parse_content(type, soup, train): """ 获得车次信息 """ result = [] if type == "58": info_table = soup.find("table", id="infolist") if info_table: for x in info_table.findAll("tr", text=re.compile(ur"%s(" % train, re.I)): a = x.parent _text = BLANK_RE.sub("", a.text) result.append([a["href"], _text]) if type == "ganji": for x in soup.findAll("dl", {"class": "list_piao"}): a = x.dt.a result.append([a["href"], a.text]) return result EMAIL_HOST = 'smtp.sohu.com' EMAIL_HOST_USER = 'yourname@sohu.com' EMAIL_HOST_PASSWORD = 'yourpassword' EMAIL_PORT = 25 def simple_mail(to, content): """ 发送邮件 """ import smtplib from email.mime.text import MIMEText msgRoot = MIMEText(content, 'html', 'UTF-8') msgRoot['Subject'] = "[%s]有票来啦!!!!" % datetime.datetime.today().isoformat(" ") msgRoot['From'] = EMAIL_HOST_USER msgRoot['To'] = ", ".join(to) s = smtplib.SMTP(EMAIL_HOST, EMAIL_PORT) s.login(EMAIL_HOST_USER, EMAIL_HOST_PASSWORD) s.sendmail(EMAIL_HOST_USER, to, msgRoot.as_string()) s.close() def switch_time_zone(): """ 切换时区 """ os.environ["TZ"] = "Asia/Shanghai" time.tzset() switch_time_zone() if __name__ == '__main__': config = { "trains": ("k471",), "dates": ("20110129",), "people": ( "youremail@sohu.com", ) } try: main(config) print "%s: ok" % datetime.datetime.today() except Exception, e: print traceback.format_exc()
然后放入cron,你懂的。
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神剑山庄资源网 Design By www.hcban.com
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