import json

import csv

import requests

import re

import time

def getchina(str1): # 提取中文

res1 = ''.join(re.findall('[\u4e00-\u9fa5]',str1))

return res1

def gettime(timeStamp): # 将时间戳转为时间字符串

timeArray = time.localtime(timeStamp)

#otherStyleTime = time.strftime("%Y-%m-%d %H:%M:%S", timeArray)

otherStyleTime = time.strftime("%Y-%m-%d", timeArray)

return otherStyleTime

def writecsv(data): # 将数据写入csv

for item in data:

#item['target']['content']

if 'title' not in item['target'].keys():

#print(item['target']['question']['title'],gettime(item['target']['updated_time']),item['target']['author']['name'],item['target']['voteup_count'],item['target']['comment_count'],getchina(item['target']['content']))

with open('ifo.csv','a',newline='') as f:

csv_writer = csv.writer(f)

csv_writer.writerow([item['target']['question']['title'],gettime(item['target']['updated_time']),item['target']['author']['name'],item['target']['voteup_count'],item['target']['comment_count'],getchina(item['target']['content'])])

else :

#print(item['target']['title'],gettime(item['target']['updated']),item['target']['author']['name'],item['target']['voteup_count'],item['target']['comment_count'],getchina(item['target']['content']))

with open('ifo.csv','a',newline='') as f:

csv_writer = csv.writer(f)

csv_writer.writerow([item['target']['title'],gettime(item['target']['updated']),item['target']['author']['name'],item['target']['voteup_count'],item['target']['comment_count'],getchina(item['target']['content'])])

with open('ifo.csv','a',newline='',encoding='utf-8') as f:

csv_writer = csv.writer(f)

csv_writer.writerow(["title","time","name","voteup","comment","content"])

url = "http://www.zhihu.com/api/v4/topics/21238418/feeds/essence?include=data%5B%3F%28target.type%3Dtopic_sticky_module%29%5D.target.data%5B%3F%28target.type%3Danswer%29%5D.target.content%2Crelationship.is_authorized%2Cis_author%2Cvoting%2Cis_thanked%2Cis_nothelp%3Bdata%5B%3F%28target.type%3Dtopic_sticky_module%29%5D.target.data%5B%3F%28target.type%3Danswer%29%5D.target.is_normal%2Ccomment_count%2Cvoteup_count%2Ccontent%2Crelevant_info%2Cexcerpt.author.badge%5B%3F%28type%3Dbest_answerer%29%5D.topics%3Bdata%5B%3F%28target.type%3Dtopic_sticky_module%29%5D.target.data%5B%3F%28target.type%3Darticle%29%5D.target.content%2Cvoteup_count%2Ccomment_count%2Cvoting%2Cauthor.badge%5B%3F%28type%3Dbest_answerer%29%5D.topics%3Bdata%5B%3F%28target.type%3Dtopic_sticky_module%29%5D.target.data%5B%3F%28target.type%3Dpeople%29%5D.target.answer_count%2Carticles_count%2Cgender%2Cfollower_count%2Cis_followed%2Cis_following%2Cbadge%5B%3F%28type%3Dbest_answerer%29%5D.topics%3Bdata%5B%3F%28target.type%3Danswer%29%5D.target.annotation_detail%2Ccontent%2Chermes_label%2Cis_labeled%2Crelationship.is_authorized%2Cis_author%2Cvoting%2Cis_thanked%2Cis_nothelp%2Canswer_type%3Bdata%5B%3F%28target.type%3Danswer%29%5D.target.author.badge%5B%3F%28type%3Dbest_answerer%29%5D.topics%3Bdata%5B%3F%28target.type%3Danswer%29%5D.target.paid_info%3Bdata%5B%3F%28target.type%3Darticle%29%5D.target.annotation_detail%2Ccontent%2Chermes_label%2Cis_labeled%2Cauthor.badge%5B%3F%28type%3Dbest_answerer%29%5D.topics%3Bdata%5B%3F%28target.type%3Dquestion%29%5D.target.annotation_detail%2Ccomment_count%3B&limit=10&offset=0"

headers = {

"User-Agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.88 Safari/537.36",

"Refer":"https://www.zhihu.com/"

}

resp = requests.get(url,headers=headers)

content = resp.content.decode('utf-8')

res = json.loads(content)

data = res['data']

count = 0

while(res['paging']['next']!=url):

count = count + 1

print(count)

writecsv(data)

url = res['paging']['next']

resp = requests.get(url,headers=headers)

content = resp.content.decode('utf-8')

res = json.loads(content)

data = res['data']