结构化标记处理工具
html
源代码： Lib/html/__init__.py
此模块定义操纵 HTML 的实用程序。
转换字符 & , < and > 在字符串 s to HTML-safe sequences. Use this if you need to display text that might contain such characters in HTML. If the optional flag quote is true, the characters ( " ) 和 ( ' ) are also translated; this helps for inclusion in an HTML attribute value delimited by quotes, as in <a href="..."> .
&
<
>
"
'
<a href="...">
Added in version 3.2.
Convert all named and numeric character references (e.g. > , > , > ) in the string s to the corresponding Unicode characters. This function uses the rules defined by the HTML 5 standard for both valid and invalid character references, and the list of HTML 5 named character references .
>
>
>
list of HTML 5 named character references
Added in version 3.4.
子模块在 html 包：
html.parser – 具有宽松剖析模式的 HTML/XHTML 剖析器
html.parser
html.entities – HTML 实体定义
html.entities
html.parser — 简单 HTML 和 XHTML 剖析器
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