xml模块

 1 # import xml.etree.ElementTree as ET
 2 #
 3 #
 4 #
 5 # tree = ET.parse("xml_lesson")
 6 # root = tree.getroot()
 7 # print(root.tag)
 8 
 9 
10 # for i in root:
11 #
12 #     #print(i.tag)
13 #     #print(i.attrib)
14 #     for j in i:
15 #         #print(j.tag)
16 #         #print(j.attrib)
17 #         print(j.text)
18 
19 
20 
21 
22 # # 遍历xml文档
23 # for child in root:
24 #     print(child.tag, child.attrib)
25 #     for i in child:
26 #         print(i.tag, i.text)
27 
28 # 只遍历year 节点
29 # for node in root.iter('year'):
30 #     print(node.tag, node.text)
31 # # ---------------------------------------
32 
33 # import xml.etree.ElementTree as ET
34 #
35 # tree = ET.parse("xml_lesson")
36 # root = tree.getroot()
37 
38 # 修改
39 # for node in root.iter('year'):
40 #     new_year = int(node.text) + 1
41 #     node.text = str(new_year)
42 #     node.set("updated", "yes")
43 #
44 # tree.write("xml_lesson")
45 #
46 # 删除node
47 # for country in root.findall('country'):
48 #     rank = int(country.find('rank').text)
49 #     if rank > 50:
50 #         root.remove(country)
51 #
52 # tree.write('output.xml')
53 
54 
55 # import xml.etree.ElementTree as ET
56 #
57 # new_xml = ET.Element("namelist")
58 #
59 # name = ET.SubElement(new_xml, "name", attrib={"enrolled": "yes"})
60 # age = ET.SubElement(name, "age", attrib={"checked": "no"})
61 # sex = ET.SubElement(name, "sex")
62 # sex.text = '33'
63 # name2 = ET.SubElement(new_xml, "name", attrib={"enrolled": "no"})
64 # age = ET.SubElement(name2, "age")
65 # age.text = '19'
66 
67 
68 
69 et = ET.ElementTree(new_xml)  # 生成文档对象
70 et.write("test.xml", encoding="utf-8", xml_declaration=True)
71 
72 #ET.dump(new_xml)  # 打印生成的格式
原文链接：https://www.cnblogs.com/yuanchenqi/articles/5732581.html