python处理pom.xml文件

# coding = utf-8                     
# @author :今夕  
# @Time :2022.12.05 10:40                           
# @file :test.py.py
# @software :PyCharm

import os
import xml.etree.ElementTree as ET

#保留注释信息用
class CommentedTreeBuilder (ET.TreeBuilder):
    def comment(self,data):
        self.start(ET.Comment,{})
        self.data(data)
        self.end(ET.Comment)
#获取项目目录
dirs=os.listdir("C:/Disk/gitwork/inaszj/fc-service")
#遍历目录
for dir in dirs:
    flag=os.path.isdir("C:/Disk/gitwork/inaszj/fc-service/%s"%dir)
    if flag==True:
        if dir!='Fc5GcService':#排除不需要的目录
            print(dir)
            with open("C:/Disk/gitwork/inaszj/fc-service/%s/pom.xml"%dir, 'tr', encoding='utf-8') as rf:
                parser = ET.XMLParser(target=CommentedTreeBuilder())
                tree = ET.parse(rf, parser=parser)
            # tree遍历
            for node in tree.findall('.//{http://maven.apache.org/POM/4.0.0}dependency'):
                for node in tree.findall('.//{http://maven.apache.org/POM/4.0.0}dependency'):
                    groupIdNode = node.find('.{http://maven.apache.org/POM/4.0.0}groupId')
                    artifactNode = node.find('.{http://maven.apache.org/POM/4.0.0}artifactId')
                    if groupIdNode.text == 'csf':#修改groupid 是csf的依赖版本号
                        print(groupIdNode.text)
                        print(artifactNode.text)
                        node.find('.{http://maven.apache.org/POM/4.0.0}version').text = '3.0'
                        print(node.find('.{http://maven.apache.org/POM/4.0.0}version').text)
            tree.write("C:/Disk/gitwork/inaszj/fc-service/%s/pom.xml"%dir, default_namespace='http://maven.apache.org/POM/4.0.0', encoding='UTF-8')