Код во фласке:
@app.route('/login/', methods=['post', 'get'])
def login():
message = ''
if request.method == 'POST':
username = request.form.get('username') # запрос к данным формы
password = request.form.get('password')
if username == 'root' and password == 'pass':
message = "Correct username and password"
else:
message = "Wrong username or password"
return render_template('login.html', message=message)
код в html:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Login</title>
</head>
<body>
{
{% if message %}
<p>{
{ message }}</p>
{
{% endif %}
<form action="" method="post">
<p>
<label for="username">Username</label>
<input type="text" name="username">
</p>
<p>
<label for="password">Password</label>
<input type="password" name="password">
</p>
<p>
<input type="submit">
</p>
</form>
</body>
</html>
выдаёт ошибку UnboundLocalError: local variable 'username' referenced before assignment.
как исправить?