擅长:python、mysql、java
<p>你的代码改编版对我很有用:</p>
<pre><code>...
class NotFoundHandler(tornado.web.RequestHandler):
def get(self):
self.render("404.html")
app = tornado.web.Application([
(r"/ping", PingHandler),
# ...
(r"/.*", NotFoundHandler),
])
</code></pre>