[已解决]求教关于set没有attribute

newbieofnewbie

1. import urllib.request
   
2. import random
   
3. import os
   
4. 
   
5. def open(url):
   
6.     proxies=['221.226.36.174','36.45.179.150','101.132.121.157']
   
7.     proxie=random.choice(proxies)
   
8.     proxy_supptor = urllib.request.ProxyHandler({'http':proxie})
   
9.     opener=urllib.request.build_opener(proxy_supptor)
   
10.     urllib.request.install_opener(opener)
    
11.     head={'User_Agent','Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36'}
    
12.     response=urllib.request.Request(url, headers=head)
    
13.     temp=urllib.request.urlopen(response)
    
14.     html = temp.read()
    
15.     he=html.deconde('utf-8')
    
16.     return he
    
17. 
    
18. 
    
19. def download():
    
20.     os.mkdir('OOXX')
    
21.     os.chdir('OOXX')
    
22.     list=[]
    
23.     url='http://googleads.g.doubleclick.net/pagead/gen_204?id=wfocus&gqid=KeKkWr7jJcHw9QWFvIko&qqid=CICS39_m49kCFQgRvQod6RIG5w&fg=1'
    
24.     html=open(url)
    
25.     a=html.find('img_src=')
    
26.     while a != -1:
    
27.         b=html.find('.jpg',a,a+255)
    
28.         if b!= -1:
    
29.             b=a+9
    
30.         else:
    
31.             list.append(html[a+9:b+4])
    
32.         a=html.find('img_src=',b)
    
33.     for each in list:
    
34.         filename = each.split('/')[-1]
    
35.         with open(filename, 'wb') as f:
    
36.             img = url_open(each)
    
37.             f.write(img)
    
38. 
    
39. 
    
40. 
    
41. 
    
42. 
    
43. 
    
44. if __name__=='__main__':
    
45.     header={'User_Ager',}
    
46.     download()

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不知道为什么会报错，我找了好久没找到，有大佬能提供下解决方法吗

最佳答案

月排行榜 / 总排行榜

塔利班

2018-3-12 22:34:06

head={'User_Agent','Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36'}
红色逗号改成：,不然不是字典而是集合

跳转到最佳答案楼层

塔利班

head={'User_Agent','Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36'}
红色逗号改成：,不然不是字典而是集合

newbieofnewbie

塔利班 发表于 2018-3-12 22:34
head={'User_Agent','Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chr ...

哇，感谢大佬详细解答