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求助,最近学到贴吧爬取图片那一课,可是我运行了完全没有打印网址,请问是因为https的问题嘛,求解 。代码如下
import urllib.request
import re
def open_url(url):
req = urllib.request.Request(url)
req.add_header('user-agent','Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.135 Safari/537.36')
page = urllib.request.urlopen(req)
html = page.read().decode('utf-8')
def get_img(html):
p = r'<img class="BDE_Image" src="[^"]+\.jpg"'
imglist = re.findall(p,str(html))
for each in imglist:
print(each)
if __name__ == '__main__':
url = "https://tieba.baidu.com/p/6579707886"
get_img(open_url(url))
- import urllib.request
- import re
- def open_url(url):
- req = urllib.request.Request(url)
- req.add_header('user-agent','Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.135 Safari/537.36')
- page = urllib.request.urlopen(req)
- html = page.read().decode('utf-8')
- return html
- def get_img(html):
- p = r'<img class="BDE_Image" src="[^"]+\.jpg"'
- imglist = re.findall(p,str(html))
- for each in imglist:
- print(each)
- if __name__ == '__main__':
- url = "https://tieba.baidu.com/p/6579707886"
- get_img(open_url(url))
复制代码
代码第十行,没有return返回值
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