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提示报错
import urllib.request
import os
def url_open(url):
print(922)
req = urllib.request.Request(url)
print(722)
req.add_header('User_Agen','Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.101 Safari/537.36')
print(url)
response = urllib.request.urlopen(url)
html = response.read()
print(222)
return html
def get_page(url):
html = url_open(url).decode('utf-8')
#html = response.read().decode('utf-8')
a = html.find('current-comment-page')+23
b = html.find(']',a)
print(33)
return html[a:b]
def find_imgs(url):
html = url_open(url).decode('utf-8')
img_addrs = []
print(522)
a = html.find('img src=')
while a!=-1:
b = html.find('.jpg',a,a+255)
if b!=-1:
img_addrs.append(html[a+9:b+4])
else:
b=a+9
a = html.find('img src=',b)
return img_addrs
def save_imgs(folder,img_addrs):
for each in img_addrs:
filename = each.split('/')[-1]
# filename =str(1)
print(62)
with open(filename,'wb') as name:
each ='http://'+each
img = url_open(each)
name.write(img)
def download_mm(folder='ooxx',pages=10):
os.mkdir(folder)
os.chdir(folder)
url='http://jandan.net/ooxx/'
page_num =int (get_page(url))
for i in range(pages):
page_num -=i
page_url = url +'page-'+ str(page_num)+'#comments'
img_addrs = find_imgs(page_url)
save_imgs(folder,img_addrs)
if __name__=='__main__':
download_mm()
你既然写得出这代码基本的调试应该会呀.urlopen error no host given就是网站有问题.在随便一个IDE里面一条一条执行.几分钟就会找倒错误.再百度一下.分分钟的事情.你在这发搞不好等几个小时还不一定有准确答案
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