flask 实现文件上传功能

?

from flask import Flask, render_template, request, url_for, redirect, send_from_directory

import os

 

app = Flask(__name__)

 

app.config['UPLOAD_FOLDER'] = './excel_file'

 

ALLOWED_EXTENSIONS = set(['csv,xlsx'])

 

 

@app.route("/", methods=["GET", "POST"])

def contact():

    if request.method == "POST":

        file = request.files['file']

        filename = file.filename

        print(filename)

        file.save(os.path.join(app.config['UPLOAD_FOLDER'], filename))

 

        return redirect(url_for('info'))

 

    return render_template("contact.html")