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Questions - tornado

How to stop tornado.ioloop PeriodicCallback after certain retries

I am new to using tornado, struggling with a scenario when the periodic callback is made to github if for any reason github service is not reachable then IOloop.PeriodicCallBack is stuck is infinite l...
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kittu

async-await

tornado

ioloop

Votes: 0

Answers: 0

Render html response from string in python tornado library

I need to render response from html string in tornado like this: self.method_to_render_html_from_string('<h1>Hello</h1>') How can I do it? Tornado version is 6.1. Here how it's displayed a...
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Roman Ivanets

python

html

tornado

Votes: 0

Answers: 1

Latest Answer

If you want to send a response, use self.write: def get(self): self.write('<h1>Hello</h1>') If you want to generate html from template string, then use tornado.template.Template: fro...
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xyres

Parse Error: The server returned a malformed response - Error: Parse Error: Expected HTTP/ - when trying to access one of my app URLs with postman

I am managing an app built by third parts in python. I have this url dispatcher urls += [(r'/path/objectAlpha/(.*)', objectAlphaHandler)] # this was made by third parts, it is expected to work and t...
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Tms91

python

url

request

postman

tornado

Votes: 0

Answers: 1

Latest Answer

SOLVED Since the exposed API has been built by third parts for internal use, it is not exposed to the public. I did not know that, so in the request URL I had put the well-known port number for HTTP r...
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Tms91

Tornado gives error Cannot write() after finish()

I am using the Tornado chat demo example from here: https://github.com/tornadoweb/tornado/tree/master/demos/chat and just altering it very slightly. The code change is just a small class called Connec...
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sneekers_snak

python

python-3.x

async-await

tornado

long-polling

Votes: 0

Answers: 2

Latest Answer

You're writing to an already closed connection, that's why you're seeing the error. If you want to write to a previously connected client, you've keep that connection open. However, this - conns.add_c...
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xyres

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