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好帮手乔木
2020-03-20 14:29:41
同学你好:
当前的网站对js文件进行了重新编译。
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 | import json import requests import execjs import re from lxml import etree from handle_mongo import mongo url = 'https://www.guazi.com/anji/buy/' header = { "ccept" : "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9" , "Accept-Encoding" : "gzip, deflate, br" , "Accept-Language" : "zh-CN,zh;q=0.9" , "Cache-Control" : "max-age=0" , "Connection" : "keep-alive" , "Host" : "www.guazi.com" , "Sec-Fetch-Dest" : "document" , "Sec-Fetch-Mode" : "navigate" , "Sec-Fetch-Site" : "none" , "Sec-Fetch-User" : "?1" , "Upgrade-Insecure-Requests" : "1" , "User-Agent" : "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.106 Safari/537.36" , } response = requests.get(url, headers = header) response.encoding = 'utf-8' if '正在打开中,请稍后...' in response.text: value_pattern = re. compile ( "anti\('(.*?)','(.*?)'\)" ) string = value_pattern.search(response.text).group( 1 ) key = value_pattern.search(response.text).group( 2 ) # 读取获取的js with open ( 'guazi.js' , 'r' ) as f: file_js = f.read() js = execjs. compile (file_js) js_return = js.call( 'anti' , string, key) cookie_value = 'antipas=' + js_return header[ 'Cookie' ] = cookie_value response = requests.get(url, headers = header) # print(response.text) guazi_html = etree.HTML(response.text) # 通过js获取城市名称 script_js = guazi_html.xpath( "//script[3]/text()" )[ 0 ] city_search = re. compile (r '({.*?});' ) city = city_search.findall(script_js) # cityLeft获取城市的中文和英文名 cityOne = json.loads(city[ 0 ]) cityTwo = json.loads(city[ 1 ]) A_N = [ chr (i) for i in range ( 65 , 78 )] M_Z = [ chr (i) for i in range ( 78 , 91 )] all_city = [] for i in A_N: # 根据获取相同首字母的城市列表 each_list1 = cityOne.get(i) if each_list1: all_city.append(each_list1) for i in M_Z: each_list2 = cityTwo.get(i) if each_list2: all_city.append(each_list2) brand_list = guazi_html.xpath( '//div[@class="dd-all clearfix js-brand js-option-hid-info"]//a' ) info_list = [] brand_url = re. compile (r '\/.*?\/(.*?)\/#bread' ) #所有的城市 print (all_city) for item in brand_list: bl = brand_url.search(item.xpath( './@href' )[ 0 ]).group( 1 ) #所有的品牌名称 print (bl) |
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