数据解析模块BeautifulSoup简单使用

一、准备环境：

1、准备测试页面test.html

<html>
<head>
    <title>
        The Dormouse's story
    </title>
</head>
<body>
<p class="title">
    <b>
        The Dormouse's story
    </b>
</p>
<p class="story">
    Once upon a time there were three little sisters; and their names were
    <a class="sister" href="http://example.com/elsie" id="link1">
        Elsie
    </a>
    ,
    <a class="sister" href="http://example.com/lacie" id="link2">
        Lacie
    </a>
    and
    <a class="sister" href="http://example.com/tillie" id="link2">
        Tillie
    </a>
    ; and they lived at the bottom of a well.
</p>
<p class="story">
    ...
</p>
</body>
</html>

test.html

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