爬取微打赏的数据

网站分析

打开网站，翻页网页不变，看看是post的请求，很好办，直接把参数怼进去，这里只要切换page就能进行翻页。

json格式

这里post返回的是json数据，解析json数据就行，小技巧：看preview，解析起来嗖嗖哒(一般人我不告诉他，记得来波赞)。这里需要提取活动的名称，id和参与打赏的人数。这个后面详细页用的到。

详细页

依旧是post，依旧是json数据，这里的参数pro_id为之前的爬取的id，这一页20个信息，通过前面的参与打赏人数构造出有多少页，继续怼参数。

代码

import requests

import json

import math

def get_sup_info(url,page):

params = {

'ajaxtype':1,

'page':page,

'category':1,

'pageSize':8

}

cookies = {

'User-Agent':'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36',

'Cookie':'acw_tc=AQAAAKLQ3U/WTAYAggq7PZ24WOlm9vQW; PHPSESSID=r0nbvk7hppjftegk4fpt9cu535; _uab_collina=150094753858198811653567; mdswv=v1.0; mdsa=MD-STICS-5976a44746eca; mdss=6-o; mdsf=md; mdsff=www_so_com; ci_session=a%3A5%3A%7Bs%3A10%3A%22session_id%22%3Bs%3A32%3A%22caefb4c752d5877e1c5aa4aa5df37e99%22%3Bs%3A10%3A%22ip_address%22%3Bs%3A14%3A%22123.57.117.133%22%3Bs%3A10%3A%22user_agent%22%3Bs%3A109%3A%22Mozilla%2F5.0+%28Windows+NT+6.1%3B+WOW64%29+AppleWebKit%2F537.36+%28KHTML%2C+like+Gecko%29+Chrome%2F57.0.2987.133+Safari%2F537.36%22%3Bs%3A13%3A%22last_activity%22%3Bi%3A1500949741%3Bs%3A9%3A%22user_data%22%3Bs%3A0%3A%22%22%3B%7D688590410f74ae5570846b68edaa6a67; u_asec=090%23qCQXOTXPXpnXuvi0XXXXXuS8vzgEjU05DQJMOF5UA9EUDzQmhY5%2BGl8VXvXQMcYTnuxiXXf8AfIwSTQXU6hnXXa3HoQCh9T4gY73OjjeG%2FXUHYVms%2BhnDXG3Hoqhh9kvan73O51TXvXuLWQ5Hfv5oTQXaOXTs7%2BZhPNGlTQXFdOVReD%2FItB4na8Dnin5Lm97WiM5ra4hxeC7S3lO6usAcNvwY4vCdr7HxBzviaxEIhQGz7LKItio9zCD7XwC65ZVdC6hXZCHFeYVapLaISEbstnWekYGxg9lzXcEX5lZOhntBpwW6glEhtlW9kNvXvXKxprV%2B%2FSVO5OeHhobpDlHgCz6CITLvzBvaOviXXFKMieaRAn%3D; SERVERID=75c0ee4e77ef78c56ac6e5a297fdd0b8|1500949742|1500947526'

}

html = requests.post(url, data=params, headers=cookies)

json_data = json.loads(html.text)

des = json_data['des']

for data in des:

name = data['name']

id = data['id']

pay_count = data['pay_count']

all_page = math.ceil(int(pay_count)/20)

for i in range(1,int(all_page)+1):

get_app_info(i,id,name)

def get_app_info(page,id,name):

params = {

'pro_id': id,

'type': '1',

'page': page,

'pageSize': '20'

}

cookies = {

'User-Agent':'xx',

'Cookie':'xx'

}

html = requests.post('#/ajax_backer_list',data=params,headers=cookies)

json_data = json.loads(html.text)

datas = json_data['data']

for data in datas:

nickname = data['nickname']

money = data['total_back_amount']

print(name,nickname,money)

if __name__ == '__main__':

for i in range(1,10):

get_sup_info('#/ajax_first',i)

请求头加上，这里就爬取了10页做实验，打印输出没有进行数据存储。