html文件可以从here下载
soup = BeautifulSoup(open(r"test.html"),from_encoding="ascii")
In [43]:soup.find_all("span")
Out[43]:
[<span style="position:absolute; border: gray 1px solid; left:0px; top:50px; width:648px; height:783px;"></span>,
<span style="font-family: LJOGFN+HelveticaNeueLTStd-Bd; font-size:7px">S
<br/></span>,
<span style="font-family: LJOGFN+HelveticaNeueLTStd-Bd; font-size:7px">T
<br/></span>,
<span style="font-family: LJOGFN+HelveticaNeueLTStd-Bd; font-size:8px">N
<br/></span>,
<span style="font-family: LJOGFN+HelveticaNeueLTStd-Bd; font-size:7px">E
<br/></span>,
<span style="font-family: LJOGFN+HelveticaNeueLTStd-Bd; font-size:7px">T
<br/></span>,
<span style="font-family: LJOGFN+HelveticaNeueLTStd-Bd; font-size:8px">N
<br/></span>]
In [44]:soup.find_all("span", text = re.compile("T"))
Out[44]:[]
为什么它返回空列表?这和编码有关吗?在
更新:以下代码起作用:
^{pr2}$这是怎么回事?在
根据文档(http://www.crummy.com/software/BeautifulSoup/bs4/doc/#the-text-argument),您的代码应该可以工作。你应该提交一份错误报告。在
编辑:看起来这个问题是由
<span>
元素中的<br>
标记引起的。这绝对是个虫子。在要解决此问题,请使用lambda,这样就不需要定义函数:
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