我試圖抓取網站：http://finance.sina.com.cn/futures/quotes/I0.shtml?from=wap為了捕捉中國鐵礦石的變化：抓取后，我搜索標簽并找到所有空的' -- '我正在使用：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'))輸出：<title>鐵礦石2005(I0)期貨行情,新聞,報價_新浪財經_新浪網</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>,.....我已經打開了瀏覽器控制臺，找出網站正在調用的其他頁面，并找到了這兩個：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_I2005http://hq.sinajs.cn/?_=1584562106303/&list=nf_I0但沒有什么可以找到資產的變化.....(+ 0.16%)你能幫我解決這個問題嗎？