python xpath获取页面注释

版本信息：

python 2.7.12

lxml 3.8.0

from lxml import etree

html_str = """
<div id="box1">this from blog.csdn.net/lncxydjq , DO NOT COPY!
<div id="box2">*****
<!--can u get me, bitch?-->
</div>
</div>
"""

html = etree.HTML(html_str)

print html.xpath('//div[@id="box1"]/div/node()')[1]
print type(html.xpath('//div[@id="box1"]/div/node()')[1])
print html.xpath('//div[@id="box1"]/div/node()')[1].text

"""output:
<!--can u get me, bitch?-->
<type 'lxml.etree._Comment'>
can u get me, bitch?
"""——
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