Python进阶-文本处理-XML数据

from xml.etree.ElementTree import Element, SubElement, tostring
from xml.dom.minidom import parseString

Articles = {
  '0001': {
    "title": "Python进阶-GUI-Tk接口",
    "name": "小团子",
    "time": 2019,
    "image": "www.shujuyuntuan.com/static/image/0001.jpg",
  },
  '0002': {
    "title": "Python进阶-Web 服务",
    "name": "数据云团",
    "time": 2018
  },
  '0003': {
    "title": "Python进阶-GUI-目录树",
    "name": "团子",
    "time": 2017,
    "tags": "python"
  },
}

articles = Element("articles")
for article_id, info in Articles.items():
  article = SubElement(articles, 'article')
  info.setdefault("image", "www.shujuyuntuan.com/static/image/default.jpg")
  info.setdefault("tags", "python")
  for key, val in info.items():
    SubElement(article, key).text = ", ".join(str(val).split(":"))
xml = tostring(articles)
print("*** XML 数据 ***")
print(xml)

dom = parseString(xml)
print(dom.toprettyxml("    "))

for elmt in articles.getiterator():
    print(elmt.tag, '-', elmt.text)

for article in articles.findall('.//title'):
    print(article.text)