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- import requests
- import bs4
- def open_url(url):
- headers={'User-Agent':'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.140 Safari/537.36',
- 'Referer':'http://blog.fishc.com/',
- 'Content-Type':'text/html; charset=UTF-8',
- 'Content-Encoding':'gzip',
- 'Connection':'keep-alive'}
- res=requests.get(url,headers=headers)
- '''
- with open('123.txt','w',encoding='utf-8') as f:
- f.write(res.text)
- '''
- soup=bs4.BeautifulSoup(res.text,'html.parser')
- #这里用'html.parser'有问题,只能读取网页的一部分
- #用'lxml'或'html5lib'就可以读出全部,为什么,
- #推荐使用哪个???
- return soup
- def main():
- url='http://blog.fishc.com/category/winsdk'
- soup=open_url(url)
- tager=soup.find_all('div',class_='navigation')
- print(tager)
-
- if __name__=='__main__':
- main()
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