在服务器上找不到请求的URL。如果您手动输入了URL,请检查拼写并重试。瓶

所以我试着用烧瓶 flask_classful ,我遵循上面描述的基本应用程序 http://flask-classful.teracy.org/ ,我得到以下错误

未找到 在服务器上找不到请求的URL。如果您输入了URL 请手动检查拼写,然后重试。

这是我在handler.py中使用的基本代码

from flask import Flask
from flask_classful import FlaskView

# we'll make a list to hold some quotes for our app
quotes = [
    "A noble spirit embiggens the smallest man! ~ Jebediah Springfield",
    "If there is a way to do it better... find it. ~ Thomas Edison",
    "No one knows what he can do till he tries. ~ Publilius Syrus"
]

app = Flask(__name__)

class QuotesView(FlaskView):
    def index(self):
        return "<br>".join(quotes)

QuotesView.register(app)

if __name__ == '__main__':
    app.run()