以下脚本功能为查出xml总结点数，并删除30%的节点，保留70%的节点数据，重新生成修改后的文件并按照原来的文件名保存。
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | #!/usr/bin/python # -*- coding=utf-8 -*- # author : kernelsky # date: 2018-06-05 # version: 0.2 import os import xml.etree.ElementTree as ET def file_list(dir): for root, dirs, files in os.walk(dir): for file in files: File_list = os.path.join(root,file) delete_xml(File_list, file) print File_list def delete_xml(File_list,file): tree = ET.parse(File_list) root = tree.getroot() global Page_count for Result in root: for Pages in Result.iter('Pages'): Page_count = int(Pages.attrib["pageCount"]) print Page_count Delete_num = Page_count / 3 Baoliu_num = Page_count - Delete_num # print Baoliu_num pageNum = Page_count while pageNum > Baoliu_num: for Pages in root.iter('Pages'): for Page in Pages: pageNum = int(Page.attrib["pageNum"]) if pageNum > Baoliu_num: #print pageNum Pages.remove(Page) tree.write(file, encoding="utf-8") dir = "E:\\week\\ebooks" file_list(dir) |
