File "/home/ubuntu/ws/SmokeDetector/ChatExchange/chatexchange/browser.py", line 107, in post
return self._request('post', url, data, headers, with_chat_root)
File "/home/ubuntu/ws/SmokeDetector/ChatExchange/chatexchange/browser.py", line 96, in _request
response.raise_for_status()
File "/usr/local/lib/python2.7/dist-packages/requests/models.py", line 884, in raise_for_status
raise HTTPError(http_error_msg, response=self)
HTTPError: 404 Client Error: Not Found for url: chat.stackexchange.com/chats/21625/messages/new