WIKI_WORD_MATCH="(([A-Z][a-z0-9){2,})" WIKI_WORD=re.compile(WIKI_WORD_MATCH)
运行时出错：re.error: unterminated character set at position 8
查看是因为正则不正确 WIKI_WORD_MATCH="(([A-Z][a-z0-9]*){2,})"