def upload_file():
if request.method == 'POST':
# проверить если запрос имеет часть файлов
file = request.files['file']
if file and allowed_file(file.filename):
msg = "Файл успешно загружен"
filename = secure_filename(file.filename)
print(os.path.join(current_app.config['UPLOAD_FOLDER'], filename))
file.save(os.path.join(current_app.config['UPLOAD_FOLDER'], filename))
# return render_template('insert_data.html', filename=filename, msg=msg)
return redirect(url_for("main.upload_file", filename=filename))