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正则表达式：pat = ‘<span>原创</span>(.*)</a>‘

import re import urllib.request def get_csdn(url, pat, page): title_list = [] for page1 in range(1, int(page) + 1): new_url = url + str(page1) result = urllib.request.urlopen(new_url).read().decode("utf-8") string = re.compile(pat).findall(result) for title in string: j = title_list.append(title.strip()) # str.strip()去空格 return title_list if __name__ == ‘__main__‘: url = "https://blog.csdn.net/weixin_42760923/article/list/" pat = ‘<span>原创</span>(.*)</a>‘ page = 5 print(get_csdn(url, pat, page)) print(len(get_csdn(url, pat, page)))

返回功效：

通过urllib.request爬取CSDN原创博客标题要领封装