https://raw.githubusercontent.com/nltk/nltk_data/gh-pages/index.xml 先定义需要解析的文本: 【code - 1】: xml="""<?xml version="1.0"?><?xml-stylesheet href="index.xsl" type="text/xsl"?><nltk_data><packages><package checksum="721ecf418efbfefb183d0559a7ef9f2d" id="perluniprops" ...