[已解决]各位好，我想提取倒数第4行的网址，该怎么操作呢？

lizhiyong_11

各位好，我想提取倒数第4行的网址//cnxinre.en.made-in-china.com/360-Virtual-Tour.html

1. <div class="compnay-name-li J-compnay-name-li ellipsis">
   
2. <div class="auth-list J-auth-list">
   
3. <div class="auth">
   
4. <span class="auth-gold-span">
   
5. <img alt="China Supplier - Diamond Member" class="auth-icon" src="//www.micstatic.com/gb/img/icon/diamond_member_16.png?_v=1619604439818"/>
   
6. <div class="tip arrow-bottom tip-gold">
   
7. <div class="tip-con">
   
8. <p class="tip-para">Suppliers with verified business licenses</p>
   
9. </div>
   
10. <span class="arrow arrow-out">
    
11. <span class="arrow arrow-in"></span>
    
12. </span>
    
13. </div>
    
14. </span>
    
15. </div>
    
16. <div class="auth auth-as">
    
17. <span class="as-logo" reportusable="reportUsable">
    
18. <input type="hidden" value="KokmJZBlCzWY"/>
    
19. <a ads-data="t:6,aid:,si:1,md:1,pdid:JXknSWNCXVpE,ps:998016.4,a:1,mds:30,c:3,pa:4" class="J-prod-reportUrl" href="//cnxinre.en.made-in-china.com/audited-supplier-reports/report.html" rel="nofollow" target="_blank" title="">
    
20. <img alt="Audited Suppliers" class="auth-icon" src="//www.micstatic.com/gb/img/icon/as-audited.png?_v=1619604439818"/>
    
21. </a>
    
22. </span>
    
23. </div>
    
24. <div class="auth auth-360 J-panorama" style="display: inline-block;">
    
25. <a ads-data="t:6,aid:,si:1,md:1,pdid:JXknSWNCXVpE,ps:998016.4,a:1,mds:30,c:3,pa:12" href="//world-port.made-in-china.com/viewVR?comId=KokmJZBlCzWY" rel="nofollow" target="_blank">
    
26. <img class="auth-icon" src="//www.micstatic.com/gb/img/icon/360.png?_v=1516122340225"/>
    
27. </a>
    
28. <div class="tip arrow-bottom tip-360">
    
29. <div class="tip-con">
    
30. <p class="tip-para">360° Virtual Tour</p>
    
31. </div>
    
32. <span class="arrow arrow-out">
    
33. <span class="arrow arrow-in"></span>
    
34. </span>
    
35. </div>
    
36. </div>
    
37. </div>
    
38. <a ads-data="t:6,aid:,si:1,md:1,pdid:JXknSWNCXVpE,ps:998016.4,a:1,mds:30,c:3,pa:3" class="compnay-name J-compnay-name" href="//cnxinre.en.made-in-china.com/360-Virtual-Tour.html" rel="nofollow" target="_blank">
    
39. <span title="Ningbo Beilun Xinre Machinery Manufacturing Co., Ltd.">Ningbo Beilun Xinre Machinery Manufacturing Co., Ltd.</span>
    
40. </a>
    
41. </div>

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最佳答案

月排行榜 / 总排行榜

suchocolate

2021-5-1 10:46:44

1. from lxml import etree
   
2. 
   
3. 
   
4. s = '''<div class="compnay-name-li J-compnay-name-li ellipsis">
   
5. <div class="auth-list J-auth-list">
   
6. <div class="auth">
   
7. <span class="auth-gold-span">
   
8. <img alt="China Supplier - Diamond Member" class="auth-icon" src="//www.micstatic.com/gb/img/icon/diamond_member_16.png?_v=1619604439818"/>
   
9. <div class="tip arrow-bottom tip-gold">
   
10. <div class="tip-con">
    
11. <p class="tip-para">Suppliers with verified business licenses</p>
    
12. </div>
    
13. <span class="arrow arrow-out">
    
14. <span class="arrow arrow-in"></span>
    
15. </span>
    
16. </div>
    
17. </span>
    
18. </div>
    
19. <div class="auth auth-as">
    
20. <span class="as-logo" reportusable="reportUsable">
    
21. <input type="hidden" value="KokmJZBlCzWY"/>
    
22. <a ads-data="t:6,aid:,si:1,md:1,pdid:JXknSWNCXVpE,ps:998016.4,a:1,mds:30,c:3,pa:4" class="J-prod-reportUrl" href="//cnxinre.en.made-in-china.com/audited-supplier-reports/report.html" rel="nofollow" target="_blank" title="">
    
23. <img alt="Audited Suppliers" class="auth-icon" src="//www.micstatic.com/gb/img/icon/as-audited.png?_v=1619604439818"/>
    
24. </a>
    
25. </span>
    
26. </div>
    
27. <div class="auth auth-360 J-panorama" style="display: inline-block;">
    
28. <a ads-data="t:6,aid:,si:1,md:1,pdid:JXknSWNCXVpE,ps:998016.4,a:1,mds:30,c:3,pa:12" href="//world-port.made-in-china.com/viewVR?comId=KokmJZBlCzWY" rel="nofollow" target="_blank">
    
29. <img class="auth-icon" src="//www.micstatic.com/gb/img/icon/360.png?_v=1516122340225"/>
    
30. </a>
    
31. <div class="tip arrow-bottom tip-360">
    
32. <div class="tip-con">
    
33. <p class="tip-para">360° Virtual Tour</p>
    
34. </div>
    
35. <span class="arrow arrow-out">
    
36. <span class="arrow arrow-in"></span>
    
37. </span>
    
38. </div>
    
39. </div>
    
40. </div>
    
41. <a ads-data="t:6,aid:,si:1,md:1,pdid:JXknSWNCXVpE,ps:998016.4,a:1,mds:30,c:3,pa:3" class="compnay-name J-compnay-name" href="//cnxinre.en.made-in-china.com/360-Virtual-Tour.html" rel="nofollow" target="_blank">
    
42. <span title="Ningbo Beilun Xinre Machinery Manufacturing Co., Ltd.">Ningbo Beilun Xinre Machinery Manufacturing Co., Ltd.</span>
    
43. </a>
    
44. </div>'''
    
45. html = etree.HTML(s)   # 将字符串转成etree对象
    
46. result = html.xpath('//a/@href')[-1]   # etree对象的xpath方法，根据xpath语法选内容。列出所有a的href属性，选最后一个。
    
47. print(result)
    
48. 
    

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跳转到最佳答案楼层

suchocolate

1. from lxml import etree
   
2. 
   
3. 
   
4. s = '''<div class="compnay-name-li J-compnay-name-li ellipsis">
   
5. <div class="auth-list J-auth-list">
   
6. <div class="auth">
   
7. <span class="auth-gold-span">
   
8. <img alt="China Supplier - Diamond Member" class="auth-icon" src="//www.micstatic.com/gb/img/icon/diamond_member_16.png?_v=1619604439818"/>
   
9. <div class="tip arrow-bottom tip-gold">
   
10. <div class="tip-con">
    
11. <p class="tip-para">Suppliers with verified business licenses</p>
    
12. </div>
    
13. <span class="arrow arrow-out">
    
14. <span class="arrow arrow-in"></span>
    
15. </span>
    
16. </div>
    
17. </span>
    
18. </div>
    
19. <div class="auth auth-as">
    
20. <span class="as-logo" reportusable="reportUsable">
    
21. <input type="hidden" value="KokmJZBlCzWY"/>
    
22. <a ads-data="t:6,aid:,si:1,md:1,pdid:JXknSWNCXVpE,ps:998016.4,a:1,mds:30,c:3,pa:4" class="J-prod-reportUrl" href="//cnxinre.en.made-in-china.com/audited-supplier-reports/report.html" rel="nofollow" target="_blank" title="">
    
23. <img alt="Audited Suppliers" class="auth-icon" src="//www.micstatic.com/gb/img/icon/as-audited.png?_v=1619604439818"/>
    
24. </a>
    
25. </span>
    
26. </div>
    
27. <div class="auth auth-360 J-panorama" style="display: inline-block;">
    
28. <a ads-data="t:6,aid:,si:1,md:1,pdid:JXknSWNCXVpE,ps:998016.4,a:1,mds:30,c:3,pa:12" href="//world-port.made-in-china.com/viewVR?comId=KokmJZBlCzWY" rel="nofollow" target="_blank">
    
29. <img class="auth-icon" src="//www.micstatic.com/gb/img/icon/360.png?_v=1516122340225"/>
    
30. </a>
    
31. <div class="tip arrow-bottom tip-360">
    
32. <div class="tip-con">
    
33. <p class="tip-para">360° Virtual Tour</p>
    
34. </div>
    
35. <span class="arrow arrow-out">
    
36. <span class="arrow arrow-in"></span>
    
37. </span>
    
38. </div>
    
39. </div>
    
40. </div>
    
41. <a ads-data="t:6,aid:,si:1,md:1,pdid:JXknSWNCXVpE,ps:998016.4,a:1,mds:30,c:3,pa:3" class="compnay-name J-compnay-name" href="//cnxinre.en.made-in-china.com/360-Virtual-Tour.html" rel="nofollow" target="_blank">
    
42. <span title="Ningbo Beilun Xinre Machinery Manufacturing Co., Ltd.">Ningbo Beilun Xinre Machinery Manufacturing Co., Ltd.</span>
    
43. </a>
    
44. </div>'''
    
45. html = etree.HTML(s)   # 将字符串转成etree对象
    
46. result = html.xpath('//a/@href')[-1]   # etree对象的xpath方法，根据xpath语法选内容。列出所有a的href属性，选最后一个。
    
47. print(result)
    
48. 
    

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Py与C。。。

1. import re
   
2. url = re.findall(r'<a ads-data="t:6,aid:,si:1,md:1,pdid:JXknSWNCXVpE,ps:998016.4,a:1,mds:30,c:3,pa:3" class="compnay-name J-compnay-name" href="(.*?)" rel="nofollow" target="_blank">',html)

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Py与C。。。

1. print(url)

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1. >>> url
   
2. ['//cnxinre.en.made-in-china.com/360-Virtual-Tour.html']

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1589895304

用xpath啊 简单粗暴

1589895304

直接右键点需要的项右键 copy里有xpath 直接复制呗

lizhiyong_11

Py与C。。。 发表于 2021-5-2 19:43

楼上的比你回复的早，我就给楼上了，谢谢你哦，你的也很好