<!DOCTYPE html> 
<html>
    <head>
        <title>数据分析</title>
        <meta charset="UTF-8">
    </head>
    <body>
        <h1>数据分析</h1>
            <input id="write_to_csv" style="font-size:20px" type="button" value="写入csv" onclick="window.open('/analyze_csv')">
            <input id="process" style="font-size:20px" type="button" value="数据处理" onclick="window.open('/analyze_process')">
            <input id="chart_analyze" style="font-size:20px" type="button" value="数据可视化" onclick="window.open('/analyze_visual')">
    </body>
</html>