一：爬虫的目标：

打开汽车之家的链接：https://www.autohome.com.cn/beijing/，出现如下页面

我们的目标是

点击找车，然后出现如下图

我们要把图中的信息抓取到

二：实现过程

我们选择  宝马5系  然后点击找车

注意宝马5系的  data-value  是  65

如下图

因为这个网页需要做翻页，我们就点击翻页。然后抓取到了一个url链接的请求方式。

可以判断出来的是  PageIndex  是页面，表示第几页。SeriesId是车系

直接上代码

#-*-coding:utf-8-*-

from common.contest import *

'''

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'''

def spider():

url = 'https://dealer.autohome.com.cn/frame/Car/CarDealerList'

headers = {

"Host":"dealer.autohome.com.cn",

"Connection":"keep-alive",

"Accept":"*/*",

"X-Requested-With":"XMLHttpRequest",

"User-Agent":"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.186 Safari/537.36",

"Referer":"https://dealer.autohome.com.cn/frame/car/GetDealerByCar?SeriesId=65&ProvinceId=110000&CityId=110100",

"Accept-Encoding":"gzip, deflate, br",

"Accept-Language":"zh-CN,zh;q=0.9",

"Cookie":"__ah_uuid=B5EFCA0A-C638-43C8-8D4F-1CEB07A1E9BD; fvlid=15275822890176s3cfWZKlL; sessionip=119.61.28.90; area=110199;

ahpau=1; sessionid=FCACBCDA-A005-4F82-8E88-C27091B3A127%7C%7C2018-05-29+16%3A24%3A54.092%7C%7Cwww.baidu.com;

sessionvid=6B39A12E-5580-4522-9800-316DA038715A; sessionuid=FCACBCDA-A005-4F82-8E88-C27091B3A127%7C%7C2018-05-29+16%3A24%3A54.092%7C%7Cwww.baidu.com;

papopclub=0AFEB345FB77A406EFE118CB317CE733; pepopclub=7C16F37F6D8E038ABDFD155664996DA2;

historybbsName4=c-3170%7C%E5%A5%A5%E8%BF%AAA3; pvidlist=7ab2cb54-f4a0-420c-be56-dff130b41d846:149875:216460:0:1:1036776;

mpvareaid=2018278; mallsfvi=15275826304503kGG3Qam%7Cwww.autohome.com.cn%7C2018278; mallslvi=2018278%7Cwww.autohome.com.cn%7C15275826304503kGG3Qam;

Hm_lvt_9924a05a5a75caf05dbbfb51af638b07=1527582690; ahsids=65_2951_3170_4851_59; ahpvno=21;

pvidchain=101061,101061,101061,2018278,3311273,3311273,3311273,3311273,3311273,3311273;

ref=www.baidu.com%7C0%7C0%7C0%7C2018-05-29+17%3A09%3A59.013%7C2018-05-29+16%3A24%3A54.092; Hm_lpvt_9924a05a5a75caf05dbbfb51af638b07=1527585001",

}

for page in range(1,11):

data = {

"BrandId":"0",

"FactoryId":"0",

"SeriesId":"65",

"ProvinceId":"110000",

"CityId":"110100",

"CountyId":"0",

"PageIndex":str(page),

"DealerKind":"1",

}

try:

result = session.get(url=url,headers=headers,verify=False,params=data).text

except:

result = session.get(url=url,headers=headers,verify=False,params=data).text

print result

spider()