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simple parse xml file(utf-8) with comment
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| #!/bin/env python | |
| # -*- coding: utf-8 -*- | |
| import xml.etree.ElementTree as ET | |
| class CommentedTreeBuilder(ET.XMLTreeBuilder): | |
| def __init__(self, html = 0, target = None): | |
| ET.XMLTreeBuilder.__init__(self, html, target) | |
| self._parser.CommentHandler = self.handle_comment | |
| def handle_comment(self, data): | |
| self._target.start(ET.Comment, {}) | |
| self._target.data( data ) | |
| self._target.end(ET.Comment) | |
| def genconfig(xml_path, tag, text): | |
| """ set tag's text, "<tag>text</tag>" """ | |
| xml_config_tree = ET.parse(xml_path, parser=CommentedTreeBuilder()) | |
| for elem in xml_config_tree.iter(tag=tag): | |
| elem.text = text | |
| xml_config_tree.write(xml_path, xml_declaration=True, encoding='utf-8') | |
| def genconfig_attr(xml_path, tag, attr, value): | |
| """ set attr's value of tag, "<tag attr=value></tag>" """ | |
| xml_config_tree = ET.parse(xml_path, parser=CommentedTreeBuilder()) | |
| for elem in xml_config_tree.iter(tag=tag): | |
| elem.attrib[attr] = value | |
| xml_config_tree.write(xml_path, xml_declaration=True, encoding='utf-8') |
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简单的parse一个xml文件，提供修改tag和attr的两个方法。默认UTF-8格式parse，支持注释