基本上,用了flask官网的示例代码(中文版,英文版),稍微做了修改. import os from flask import Flask, flash, request, redirect, url_for from werkzeug.utils import secure_filename UPLOAD_FOLDER = '/path/to/the/uploads' ALLOWED_EXTENSIONS = set(['txt', 'pdf', 'png', 'jpg', 'jpeg', '…