def QuestionPage(question_link):
'''
:param question_link:问题页面
:return: 问题标签
'''
html = get_page(question_link)
xpathObj = etree.HTML(html.text)
title = xpathObj.xpath('//h1[@class="QuestionHeader-title"]/text()')
tags = xpathObj.xpath(
'//div[@class="QuestionHeader-topics"]//div[@class="Tag QuestionTopic"]//text()'
)
item = {"title": title, "question_link": question_link, "tags": tags}
db = Db()
db.Questions(item)
return
