How do I return HTTP error code without default template in Tornado?

Question

I am currently using the following to raise a HTTP bad request:

raise tornado.web.HTTPError(400)

which returns a html output:

&         


        

Answer 1

You may simulate RequestHandler.send_error method:

class MyHandler(tornado.web.RequestHandler):
    def get(self):
        self.clear()
        self.set_status(400)
        self.finish("My custom body")