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求大神帮忙看看,已经看了三天了都没找到解决方法。
初学python,煎蛋网抓不了图片,因此我用的meizutu,在网页二级制内容编码转换为gb2312时出现了解码异常(网页默认编码就是gb2312),不明觉厉呀,求助!!
源码如下:
import urllib
import os
import re
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')
req.add_header('Referer','http://www.meizitu.com/')
response = urllib.request.urlopen(req)
html = response.read()
return html
def find_iamges(url):
html = url_open(url).decode('gb2312')
# p = r'target="_blank"><img src="([^"]+\.jpg)"'
# img_addrs = re.findall(p,html)
#
# for each in img_addrs:
# print(each)
html = url_open(url)
img_addrs = []
a = html.find('img src=')
print('a is %d' % a)
while a != -1:
b = html.find('.jpg',a,a+255)
print('b is %d' % b)
if b != -1:
img_addrs.append(html[a+9:b+4])
else:
b = a + 9
a = html.find('img src=',b)
print('a is %d' % a)
return img_addrs
def save_images(folder,image_addrs):
for each in image_addrs:
filename = each.split('/')[-1]
with open(filename, 'wb') as f:
img = url_open("http:"+each)
f.write(img)
def download_pic(folder = 'meizitu',pages = 15):
if not os.path.exists(folder):
os.mkdir(folder)
os.chdir(folder)
url = 'http://www.meizitu.com/'
iamge_addrs = find_iamges(url)
save_images(folder,iamge_addrs)
if __name__ == '__main__':
download_pic()
错误异常信息如下:
File "C:/Users/101002200/download_meizitu.py", line 22, in find_iamges
html = url_open(url).decode('gb2312')
UnicodeDecodeError: 'gb2312' codec can't decode byte 0x8c in position 22143: illegal multibyte sequence
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