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<p>我正在努力清理网站:</p>
<p><a href="http://finance.sina.com.cn/futures/quotes/I0.shtml?from=wap" rel="nofollow noreferrer">http://finance.sina.com.cn/futures/quotes/I0.shtml?from=wap</a></p>
<p>捕捉中国铁矿石的变化:</p>
<p><a href="https://i.stack.imgur.com/SSLGE.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/SSLGE.png" alt="enter image description here"/></a></p>
<p>刮完之后,我搜索标签,发现所有东西都是空的</p>
<p>我正在使用:</p>
<pre><code>url2 = 'http://finance.sina.com.cn/futures/quotes/I0.shtml?from=wap'
html2 = urlopen(url2)
bs2 = BeautifulSoup(html2, 'lxml')
print(bs2.title)
print(bs2.find_all('span', class_ = 'amt'))
</code></pre>
<p>输出:</p>
<pre><code><title>铁矿石2005(I0)期货行情,新闻,报价_新浪财经_新浪网</title>
[<span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>, <span class="amt">--</span>,.....
</code></pre>
<p>我已经打开浏览器控制台,查看该站点正在调用的其他页面,并发现以下两个页面:</p>
<p><a href="http://hq.sinajs.cn/?_=1584562106303/&list=sz002578,sz002082,sz002167,sz002501,sh600432,sh600255,sz002160,sz002379,sz002428,sh600311,nf_RB2005,nf_I2005,nf_P2005,nf_M2009,nf_Y2005,nf_JD2005,nf_FU2005,nf_BU2006,hf_CAD,hf_CL,hf_GC,hf_SI,hf_S,hf_BO,hf_C,hf_W,hf_AHD,hf_OIL,nf_I0,nf_I2005" rel="nofollow noreferrer">http://hq.sinajs.cn/?_=1584562106303/&list=sz002578,sz002082,sz002167,sz002501,sh600432,sh600255,sz002160,sz002379,sz002428,sh600311,nf_RB2005,nf_I2005,nf_P2005,nf_M2009,nf_Y2005,nf_JD2005,nf_FU2005,nf_BU2006,hf_CAD,hf_CL,hf_GC,hf_SI,hf_S,hf_BO,hf_C,hf_W,hf_AHD,hf_OIL,nf_I0,nf_I2005</a></p>
<p><a href="http://hq.sinajs.cn/?_=1584562106303/&list=nf_I0" rel="nofollow noreferrer">http://hq.sinajs.cn/?_=1584562106303/&list=nf_I0</a></p>
<p>但没有发现资产的变化。。。。。(+0.16%)</p>
<p>你能帮我解决这个问题吗</p>