爬虫作业

import requests
import json
try:
    r=requests.get(‘https://edu.cnblogs.com/Homework/GetAnswers?homeworkId=2420&_=1542959851766‘)
    r.encoding=‘utf-8‘
    datas=json.loads(r.text)[‘data‘]  
except:
    print("错误")
temp=[]

for data in datas:
    temp.append(str(data[‘StudentNo‘])+‘,‘+data[‘RealName‘]+‘,‘+data[‘Title‘]+‘,‘+data[‘DateAdded‘].replace(‘T‘,‘ ‘)+‘,‘+data[‘Url‘])     
    with open (‘hwlist.csv‘,‘w‘) as b:
        for i in temp:
            b.write(i+‘\n‘)