<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>XML on IT小章</title><link>https://itxiaozhang.com/tags/xml/</link><description>Recent content in XML on IT小章</description><generator>Hugo -- 0.152.2</generator><language>zh-cn</language><lastBuildDate>Wed, 22 Apr 2026 12:37:32 +0800</lastBuildDate><atom:link href="https://itxiaozhang.com/tags/xml/index.xml" rel="self" type="application/rss+xml"/><item><title>HMDB代谢物离线数据库XML转CSV文件Python编程实现</title><link>https://itxiaozhang.com/hmdb-xml-to-csv-python-implementation/</link><pubDate>Wed, 22 Apr 2026 12:37:32 +0800</pubDate><guid>https://itxiaozhang.com/hmdb-xml-to-csv-python-implementation/</guid><description>使用 Python 解析 HMDB 离线数据库 XML 文件并转换为 CSV，导出约 21 万条代谢物数据（含 HMDB ID、分子式、分子量、SMILES、KEGG ID 等字段），生成文件体积较大，支持 gzip 压缩及字段筛选以降低内存占用。</description></item></channel></rss>