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Add files via upload #1

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41 changes: 41 additions & 0 deletions app.py
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import pandas as pd
from flask import Flask, render_template, request, send_file

# 创建Flask实例
app = Flask(__name__)

# 路由，用于展示上传表格的页面
@app.route('/')
def index():
return render_template('upload.html')

# 路由，用于处理上传的表格并进行数据预处理
@app.route('/process', methods=['POST'])
def process():
# 读取上传的表格1
file1 = request.files['file1']
df_plan = pd.read_excel(file1, sheet_name='Sheet1', header=2)
# 找到第一个出现“学生签名”的位置
end_index = df_plan[df_plan['课程类型'] == '学生签名：'].index[0]

# 删除“学生签名”这一行及其之后的行
df = df_plan.drop(df_plan.index[end_index:])

# 将“课程编码”列的空值填充为-1，并将其转换为整型
df['课程编码'] = df['课程编码'].fillna(-1).astype(int)
# 提取需要的四列数据
result = df[['课程名称', '课程编码', '学分', '课程类型']]
# 读取上传的表格2
file2 = request.files['file2']
df_completed = pd.read_excel(file2, sheet_name='Sheet1', header=2)
# 提取需要的四列数据
new_df = df_completed[['课程名称', '课程编号', '学分', '课程属性']]
# 将处理后的数据保存为Excel文件，并将其作为响应返回给前端页面
writer = pd.ExcelWriter('result.xlsx')
result.to_excel(writer, sheet_name='表格1', index=False)
new_df.to_excel(writer, sheet_name='表格2', index=False)
# return send_file('result.xlsx', as_attachment=True)
return render_template('index.html', tables=[result.to_html(classes='data', header="true"),
new_df.to_html(classes='data', header="true")])
if __name__ == '__main__':
app.run()
65 changes: 65 additions & 0 deletions templates/index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Tables</title>
<style>
table.data {
border-collapse: collapse;
margin: 0 auto;
font-size: 0.9em;
min-width: 400px;
width: 100%;
text-align: center;
}

table.data thead tr {
background-color: #7ea8e3;
color: #fff;
text-align: center;
}

table.data th,
table.data td {
padding: 12px 15px;
text-align: center;
border: 1px solid #ddd;
}

table.data tbody tr {
border-bottom: 1px solid #ddd;
}

table.data tbody tr:nth-of-type(even) {
background-color: #f3f3f3;
}

table.data tbody tr:last-of-type {
border-bottom: 2px solid #7ea8e3;
}

.table-container {
overflow: auto;
height: 500px;
}

h2 {
text-align: center;
margin-top: 50px;
}
</style>
</head>
<body>
<h2>表格1</h2>
<div class="table-container">
{{ tables[0] | safe }}
</div>
<h2>表格2</h2>
<div class="table-container">
{{ tables[1] | safe }}
</div>
</body>
</html>
13 changes: 13 additions & 0 deletions templates/upload.html
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<!DOCTYPE html>
<html>
<head>
<title>上传表格</title>
</head>
<body>
<form action="/process" method="post" enctype="multipart/form-data">
<input type="file" name="file1" required><br><br>
<input type="file" name="file2" required><br><br>
<input type="submit" value="上传并处理">
</form>
</body>
</html>