11.XML 响应断言

什么是 XML

 

• 可扩展标记语言（Extensible Markup Language）的缩写
• 也是一种结构化的数据

XML 断言

 

from requests_xml import XMLSession

session = XMLSession()

r = session.get('https://www.nasa.gov/rss/dyn/lg_image_of_the_day.rss')

r.xml.links

XPath 断言

 

from requests_xml import XMLSession

session = XMLSession()

r = session.get('https://www.nasa.gov/rss/dyn/lg_image_of_the_day.rss')

r.xml.links

item = r.xml.xpath('//item', first=True)

print(item.text)

XML 解析

 

import xml.etree.ElementTree as ET

root = ET.fromstring(countrydata)

root.findall(".")

root.findall("./country/neighbor")

root.findall(".//year/..[@name='Singapore']")

root.findall(".//*[@name='Singapore']/year")

root.findall(".//neighbor[2]")