4、爬去列表信息
<p>参考：
<a href="https://blog.csdn.net/abclixu123/article/details/38502993">https://blog.csdn.net/abclixu123/article/details/38502993</a>
<a href="https://blog.csdn.net/huochuangchuang/article/details/49742295">https://blog.csdn.net/huochuangchuang/article/details/49742295</a>
<a href="https://blog.csdn.net/suibianshen2012/article/details/62040460">https://blog.csdn.net/suibianshen2012/article/details/62040460</a>
<a href="https://www.cnblogs.com/jjj-fly/p/6703779.html">https://www.cnblogs.com/jjj-fly/p/6703779.html</a>
<a href="https://www.jianshu.com/p/ea007d71ce2a">https://www.jianshu.com/p/ea007d71ce2a</a>
<a href="https://blog.csdn.net/yctjin/article/details/70658811">https://blog.csdn.net/yctjin/article/details/70658811</a>
<a href="https://www.cnblogs.com/lei0213/p/7506130.html">https://www.cnblogs.com/lei0213/p/7506130.html</a>
<a href="https://www.cnblogs.com/yizhenfeng168/p/6972946.html">https://www.cnblogs.com/yizhenfeng168/p/6972946.html</a></p>
<pre><code class="language-python">from bs4 import BeautifulSoup
import urllib.request
url_2 = 'http://blog.sina.com.cn/s/articlelist_3283485963_4_1.html'
page = urllib.request.urlopen(url_2)
html = page.read().decode("utf-8")
Soup = BeautifulSoup(html,'lxml')
result_content=Soup.find_all(class_="atc_title") #定位标签
i=0
for link in result_content:
print("-------------------------------------------------------")
print(i)
print(link.a.string)
print(link.a["href"])#查link标签的href值
# print(link.string)#查link标签的string
i = i+1</code></pre>
<p>输出</p>
<pre><code>"D:\Program Files\Anaconda3\python.exe" D:/Android/Python/PycharmProjects/spyder_project/download_pdf.py
-------------------------------------------------------
0
《Android高级进阶》【PDF】
http://blog.sina.com.cn/s/blog_c3b6050b0102xeks.html
-------------------------------------------------------
1
《深入理解Linux内核(中文第三版)…
http://blog.sina.com.cn/s/blog_c3b6050b0102xbd6.html
-------------------------------------------------------
2
《Linux内核设计与实现(中文第三版…
http://blog.sina.com.cn/s/blog_c3b6050b0102xb9p.html
-------------------------------------------------------
3
《ANDROID框架揭秘》【PDF】
http://blog.sina.com.cn/s/blog_c3b6050b0102xb0g.html
-------------------------------------------------------
4
《Android源码设计模式解析与实战…
http://blog.sina.com.cn/s/blog_c3b6050b0102xaqz.html
-------------------------------------------------------
5
《深入理解Android：WiFi模块&amp;nbsp…
http://blog.sina.com.cn/s/blog_c3b6050b0102xaml.html
-------------------------------------------------------
6
《重构——改善既有代码的设计》【PD…
http://blog.sina.com.cn/s/blog_c3b6050b0102xae4.html
-------------------------------------------------------
7
《Head First 设计模式》【PDF】
http://blog.sina.com.cn/s/blog_c3b6050b0102xa92.html
-------------------------------------------------------
8
《程序员的职业素养》【PDF】
http://blog.sina.com.cn/s/blog_c3b6050b0102xa78.html
-------------------------------------------------------
9
《代码整洁之道》【PDF】
http://blog.sina.com.cn/s/blog_c3b6050b0102xa1x.html
-------------------------------------------------------
10
《Android系统源代码情景分析》【P…
http://blog.sina.com.cn/s/blog_c3b6050b0102xa0b.html
-------------------------------------------------------
11
《Android开发艺术探索》【PDF】
http://blog.sina.com.cn/s/blog_c3b6050b0102x9yf.html
-------------------------------------------------------
12
《深入理解ANDROID：卷三》【PDF】
http://blog.sina.com.cn/s/blog_c3b6050b0102x9w2.html
-------------------------------------------------------
13
《深入理解Android：卷二》【PDF】
http://blog.sina.com.cn/s/blog_c3b6050b0102x9ug.html
-------------------------------------------------------
14
《深入理解android：卷一》【PDF】
http://blog.sina.com.cn/s/blog_c3b6050b0102x9sr.html
-------------------------------------------------------
15
《Android群英传》【PDF】
http://blog.sina.com.cn/s/blog_c3b6050b0102x9pe.html
-------------------------------------------------------
16
《App研发录：架构设计,Crash分析…
http://blog.sina.com.cn/s/blog_c3b6050b0102x9p2.html
-------------------------------------------------------
17
《Android编程权威指南（第3版）》…
http://blog.sina.com.cn/s/blog_c3b6050b0102x9n7.html
-------------------------------------------------------
18
《Android 4高级编程(第3版)…
http://blog.sina.com.cn/s/blog_c3b6050b0102x9ml.html
-------------------------------------------------------
19
《疯狂Android讲义(第3版)》【PDF…
http://blog.sina.com.cn/s/blog_c3b6050b0102x9kf.html
-------------------------------------------------------
20
《第一行代码：Android(第2版)》【…
http://blog.sina.com.cn/s/blog_c3b6050b0102x9j5.html
-------------------------------------------------------
21
《Effective Java(中文版第2…
http://blog.sina.com.cn/s/blog_c3b6050b0102x9gr.html
-------------------------------------------------------
22
《Thinking In Java（中…
http://blog.sina.com.cn/s/blog_c3b6050b0102x9f5.html
-------------------------------------------------------
23
《Java核心技术 卷II 高…
http://blog.sina.com.cn/s/blog_c3b6050b0102x9dj.html
-------------------------------------------------------
24
《Java核心技术 卷I 基…
http://blog.sina.com.cn/s/blog_c3b6050b0102x9a5.html
Process finished with exit code 0
</code></pre>
<pre><code>"D:\Program Files\Anaconda3\python.exe" D:/Android/Python/PycharmProjects/spyder_project/download_pdf.py
[<span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xeks.html" target="_blank" title=""&《Android高级进阶》【PDF】</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xbd6.html" target="_blank" title=""&《深入理解Linux内核(中文第三版)…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xb9p.html" target="_blank" title=""&《Linux内核设计与实现(中文第三版…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xb0g.html" target="_blank" title=""&《ANDROID框架揭秘》【PDF】</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xaqz.html" target="_blank" title=""&《Android源码设计模式解析与实战…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xaml.html" target="_blank" title=""&《深入理解Android：WiFi模块&amp;amp;nbsp…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xae4.html" target="_blank" title=""&《重构——改善既有代码的设计》【PD…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xa92.html" target="_blank" title=""&《Head First 设计模式》【PDF】</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xa78.html" target="_blank" title=""&《程序员的职业素养》【PDF】</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xa1x.html" target="_blank" title=""&《代码整洁之道》【PDF】</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102xa0b.html" target="_blank" title=""&《Android系统源代码情景分析》【P…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9yf.html" target="_blank" title=""&《Android开发艺术探索》【PDF】</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9w2.html" target="_blank" title=""&《深入理解ANDROID：卷三》【PDF】</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9ug.html" target="_blank" title=""&《深入理解Android：卷二》【PDF】</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9sr.html" target="_blank" title=""&《深入理解android：卷一》【PDF】</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9pe.html" target="_blank" title=""&《Android群英传》【PDF】</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9p2.html" target="_blank" title=""&《App研发录：架构设计,Crash分析…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9n7.html" target="_blank" title=""&《Android编程权威指南（第3版）》…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9ml.html" target="_blank" title=""&《Android 4高级编程(第3版)…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9kf.html" target="_blank" title=""&《疯狂Android讲义(第3版)》【PDF…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9j5.html" target="_blank" title=""&《第一行代码：Android(第2版)》【…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9gr.html" target="_blank" title=""&《Effective Java(中文版第2…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9f5.html" target="_blank" title=""&《Thinking In Java（中…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9dj.html" target="_blank" title=""&《Java核心技术 卷II 高…</a&</span&, <span class="atc_title"&
<a href="http://blog.sina.com.cn/s/blog_c3b6050b0102x9a5.html" target="_blank" title=""&《Java核心技术 卷I 基…</a&</span&]
Process finished with exit code 0
</code></pre>