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这是跟着的代码。出现的错误在下面。
import urllib.request
import os
import string
def url_open(url):
req = urllib.request.Request(url)
req.add_header('User-Agent','Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36')
response = urllib.request.urlopen(url)
html = response.read()
return html
def get_page(url):
html = url_open(url).decode('utf-8')
a = html.find('current-comment-page') + 23
b = html.find(']',a)
return html[a:b]
def find_img(url):
html = url_open(url).decode('utf-8')
img_addrs = []
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_img(folder,img_addrs):
for each in img_addrs:
filename = each,split('/')[-1]
with open(filename,'wb') as f:
img = url_open(each)
f.write(img)
def download_mm(folder = 'OOXX',page = 10):
os.mkdir(folder)
os.chdir(folder)
url = "http://jandan.net/ooxx/"
page_num = int(get_page(url))
for i in range(page):
page_num -= i
page_url = url + 'page-' + str(page_num) + '#comments'
img_addrs = find_img(page_url)
save_imgs(folder,img_addrs)
if __name__ == '__main__':
download_mm()
出现的错误
============
Traceback (most recent call last):
File "C:\Users\10757\Desktop\py\未解决download_mm.py", line 62, in <module>
download_mm()
File "C:\Users\10757\Desktop\py\未解决download_mm.py", line 57, in download_mm
img_addrs = find_img(page_url)
File "C:\Users\10757\Desktop\py\未解决download_mm.py", line 31, in find_img
img_addrs.append(html[a+9,b+4])
TypeError: string indices must be integers
>>>
求大佬解决一下
第31行 img_addrs.append(html[a+9,b+4]) ,没看视频,这里 你是想写切片吗,应该是html[a+9:b+4]
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