待完善代码记录

  1 # coding = utf-8
  2 
  3 __autor__ = ‘litao‘
  4 
  5 import random, requests
  6 import logging
  7 import traceback
  8 import time
  9 import re
 10 from lxml import etree
 11 from logMaker import Logger
 12 
 13 USER_AGENTS = [
 14     "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; AcooBrowser; .NET CLR 1.1.4322; .NET CLR 2.0.50727)",
 15     "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; Acoo Browser; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.0.04506)",
 16     "Mozilla/4.0 (compatible; MSIE 7.0; AOL 9.5; AOLBuild 4337.35; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)",
 17     "Mozilla/5.0 (Windows; U; MSIE 9.0; Windows NT 9.0; en-US)",
 18     "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET CLR 2.0.50727; Media Center PC 6.0)",
 19     "Mozilla/5.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET CLR 1.0.3705; .NET CLR 1.1.4322)",
 20     "Mozilla/4.0 (compatible; MSIE 7.0b; Windows NT 5.2; .NET CLR 1.1.4322; .NET CLR 2.0.50727; InfoPath.2; .NET CLR 3.0.04506.30)",
 21     "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN) AppleWebKit/523.15 (KHTML, like Gecko, Safari/419.3) Arora/0.3 (Change: 287 c9dfb30)",
 22     "Mozilla/5.0 (X11; U; Linux; en-US) AppleWebKit/527+ (KHTML, like Gecko, Safari/419.3) Arora/0.6",
 23     "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.2pre) Gecko/20070215 K-Ninja/2.1.1",
 24     "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9) Gecko/20080705 Firefox/3.0 Kapiko/3.0",
 25     "Mozilla/5.0 (X11; Linux i686; U;) Gecko/20070322 Kazehakase/0.4.5",
 26     "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.8) Gecko Fedora/1.9.0.8-1.fc10 Kazehakase/0.5.6",
 27     "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11",
 28     "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/535.20 (KHTML, like Gecko) Chrome/19.0.1036.7 Safari/535.20",
 29     "Opera/9.80 (Macintosh; Intel Mac OS X 10.6.8; U; fr) Presto/2.9.168 Version/11.52",
 30 ]
 31 
 32 headers = {
 33     "User-Agent": random.choice(USER_AGENTS)
 34 }
 35 
 36 log = Logger(‘spider.log‘, logging.ERROR, logging.DEBUG)
 37 Type = re.compile(r‘subtype":\[(.*?)\],‘)
 38 
 39 
 40 def get_html(url, agent=True):
 41     """
 42     获取url对应的网页的源码
 43     :param url: url
 44     :return: html
 45     """
 46     try:
 47         html = requests.get(url=url, headers=headers, timeout=10).text
 48         log.debug("url: %s请求成功！" % url)
 49     except Exception:
 50         if agent == True:
 51             log.error("url: %s访问出错，出错原因如下即将重试" % url)
 52             log.error(traceback.print_exc())
 53             get_html(url, agent=False)
 54         if agent == False:
 55             html = None
 56     time.sleep(random.randint(5,9))#random.randint(5,15),random.randint(16,35)
 57     return html
 58 
 59 
 60 def get_info(url_and_title_list):
 61     """
 62     获取所需信息
 63     :param url_and_title_list: 本次需要抓取内容的url列表
 64     :return: None
 65     """
 66     try:
 67             for url, title in url_and_title_list:
 68                 html = get_html(url)
 69                 selector = etree.HTML(html)
 70                 print(selector.xpath("//a[@class=‘tag_item‘]/text()")[2:])
 71                 try:
 72                     type = re.findall(Type, html)[0]
 73                 except Exception as e:
 74                     log.error("%s电视剧分为为空！" % title)
 75                     type = ‘‘
 76                 content = url + ‘,‘ + title + ‘,‘ + type
 77                 print(content)
 78                 with open(‘result.txt‘, ‘a‘, encoding=‘gbk‘) as f:
 79                     f.writelines(content+‘\n‘)
 80                 log.debug("向文件中写入: %s" % content)
 81     except Exception:
 82         log.error("获取信息过程中出错，出错原因如下")
 83         log.error(traceback.print_exc())
 84 
 85 
 86 def get_all_url():
 87     """
 88     获取所有电视剧下所有url
 89     :return: None
 90     """
 91     page_number_list = random.sample(range(117), 117)
 92     for page_number in page_number_list:
 93         log.debug("开始爬去电视剧下第%d页内容" % page_number)
 94         url = ‘http://v.qq.com/x/list/tv?sort=18&iarea=-1&offset={offset}‘.format(offset=page_number * 30)
 95         html = get_html(url)
 96         if html != None:
 97             seletor = etree.HTML(html)
 98             child_url_list = seletor.xpath("//ul[@class=‘figures_list‘]/li/a/@href")
 99             name = seletor.xpath("//strong[@class=‘figure_title‘]/a/@title")
100             get_info(zip(child_url_list, name))
101 
102 
103 if __name__ == "__main__":
104     get_all_url()
105     with open(‘result.txt‘, ‘a‘, encoding=‘utf-8‘) as f:
106         f.writelines(‘https://v.qq.com/x/cover/5tjct4561pq7zan.html,热剧精彩周边,"创意剪辑"‘)

 1 # coding = utf-8
 2 
 3 __autor__ = ‘litao‘
 4 
 5 import logging
 6 
 7 
 8 class Logger:
 9     def __init__(self, path, clevel=logging.DEBUG, Flevel=logging.DEBUG):
10         self.logger = logging.getLogger(path)
11         self.logger.setLevel(logging.DEBUG)
12         fmt = logging.Formatter(‘[%(asctime)s] [%(levelname)s] %(message)s‘, ‘%Y-%m-%d %H:%M:%S‘)
13         # 设置CMD日志
14         sh = logging.StreamHandler()
15         sh.setFormatter(fmt)
16         sh.setLevel(clevel)
17         # 设置文件日志
18         fh = logging.FileHandler(path)
19         fh.setFormatter(fmt)
20         fh.setLevel(Flevel)
21         self.logger.addHandler(sh)
22         self.logger.addHandler(fh)
23 
24     def debug(self, message):
25         self.logger.debug(message)
26 
27     def info(self, message):
28         self.logger.info(message)
29 
30     def war(self, message):
31         self.logger.warn(message)
32 
33     def error(self, message):
34         self.logger.error(message)
35 
36     def cri(self, message):
37         self.logger.critical(message)
38 
39 
40 if __name__ == ‘__main__‘:
41     logyyx = Logger(‘yyx.log‘, logging.ERROR, logging.DEBUG)
42     logyyx.debug(‘一个debug信息‘)
43     logyyx.info(‘一个info信息‘)
44     logyyx.war(‘一个warning信息‘)
45     logyyx.error(‘一个error信息‘)
46     logyyx.cri(‘一个致命critical信息‘)