<p>我对Python比较陌生,所以如果这是布什联盟的问题,我会道歉。</p>
<p>我试图从本网站检索WTI期货价格:
<a href="https://www.cmegroup.com/trading/energy/crude-oil/west-texas-intermediate-wti-crude-oil-calendar-swap-futures_quotes_globex.html" rel="nofollow noreferrer">https://www.cmegroup.com/trading/energy/crude-oil/west-texas-intermediate-wti-crude-oil-calendar-swap-futures_quotes_globex.html</a></p>
<p>我应该使用哪些库?当输出从网站上拉出来时,我需要如何调整?</p>
<p>目前使用Python3.6.8操作熊猫、numpy、requests、URLLB3、Beautiulsoup和json库。我不确定这些库是否正确,以及它们是否是我应该使用的函数。</p>
<p>以下是代码的基本版本:</p>
<pre><code>wtiFutC = 'https://www.cmegroup.com/trading/energy/crude-oil/west-texas-intermediate-wti-crude-oil-calendar-swap-futures_quotes_globex.html'
http = urllib3.PoolManager()
response2 = http.request('GET', wtiFutC)
print(type(response2.data)) #check the type of the data produced - bytes
print(response2.data) #prints out the data
soup2 = BeautifulSoup(response2.data.decode('utf-8'), features='html.parser')
print(type(soup2)) #check the type of the data produced - 'bs4.BeautifulSoup'
print(soup2) #prints out the BeautifulSoup version of the data
</code></pre>
<p>我想找一个方法来看看WTI未来的最后一个价格。相反,我看到的是这样的东西:</p>
^{pr2}$
<p/>
<p>如有任何帮助或指示,将不胜感激。非常感谢!:)</p>