xml-白红宇

xml

阅读量：5300 次

发布时间：2019-06-14

本文共 1844 字，大约阅读时间需要 6 分钟。

#!/usr/bin/env python import xml.etree.ElementTree as ET tree = ET.parse("xm1.xml") root = tree.getroot() print(root.tag) # 遍历xml文档 for child in root:     print(child.tag, child.attrib)     for i in child:         print(i.tag, i.text,i.attrib) # 只遍历year 节点 for node in root.iter('year'):     print(node.tag, node.text)

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#!/usr/bin/env python import xml.etree.ElementTree as ET tree = ET.parse("xm1.xml") root = tree.getroot() # 修改 for node in root.iter('year'):     new_year = int(node.text) + 1     node.text = str(new_year)     node.set("updated", "yes") tree.write("xm1.xml") # 删除node for country in root.findall('country'):     rank = int(country.find('rank').text)     if rank > 50:         root.remove(country) tree.write('output.xml')

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#!/usr/bin/env python import xml.etree.ElementTree as ET new_xml = ET.Element("namelist") name = ET.SubElement(new_xml, "name", attrib={"enrolled": "yes"}) age = ET.SubElement(name, "age", attrib={"checked": "no"}) sex = ET.SubElement(name, "sex") sex.text = '33' name2 = ET.SubElement(new_xml, "name", attrib={"enrolled": "no"}) age = ET.SubElement(name2, "age") age.text = '19' et = ET.ElementTree(new_xml)  # 生成文档对象 et.write("test.xml", encoding="utf-8", xml_declaration=True) ET.dump(new_xml)  # 打印生成的格式

转载于:https://www.cnblogs.com/rongye/p/9942699.html

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