#8556: simple server API broken
------------------------+---------------------------------------------------
Reporter: jason | Owner: was
Type: defect | Status: new
Priority: major | Milestone: sage-4.3.4
Component: notebook | Keywords:
Author: | Upstream: N/A
Reviewer: | Merged:
Work_issues: |
------------------------+---------------------------------------------------
When I try to access Sage using the Simple API, I get failures, even
though apparently doctests pass in the file.
Here is the server transcript:
{{{
$ sage
----------------------------------------------------------------------
| Sage Version 4.3.3, Release Date: 2010-02-21 |
| Type notebook() for the GUI, and license() for information. |
----------------------------------------------------------------------
sage: notebook()
The notebook files are stored in: sage_notebook.sagenb
Removing stale pidfile sage_notebook.sagenb/twistd.pid
**************************************************
* *
* Open your web browser to http://localhost:8000 *
* *
**************************************************
2010-03-18 00:05:32-0600 [-] Log opened.
2010-03-18 00:05:32-0600 [-] twistd 8.2.0
(/home/grout/sage/local/bin/python 2.6.4) starting up.
2010-03-18 00:05:32-0600 [-] reactor class:
twisted.internet.selectreactor.SelectReactor.
2010-03-18 00:05:32-0600 [-] twisted.web2.channel.http.HTTPFactory
starting on 8000
2010-03-18 00:05:32-0600 [-] Starting factory
<twisted.web2.channel.http.HTTPFactory instance at 0xb8340ac>
2010-03-18 00:06:01-0600 [HTTPChannel,6,127.0.0.1] Exception rendering:
2010-03-18 00:06:01-0600 [HTTPChannel,6,127.0.0.1] Unhandled Error
Traceback (most recent call last):
File "/home/grout/sage/local/lib/python2.6/site-
packages/twisted/internet/defer.py", line 186, in addCallbacks
self._runCallbacks()
File "/home/grout/sage/local/lib/python2.6/site-
packages/twisted/internet/defer.py", line 328, in _runCallbacks
self.result = callback(self.result, *args, **kw)
File "/home/grout/sage/local/lib/python2.6/site-
packages/twisted/internet/defer.py", line 289, in _continue
self.unpause()
File "/home/grout/sage/local/lib/python2.6/site-
packages/twisted/internet/defer.py", line 285, in unpause
self._runCallbacks()
--- <exception caught here> ---
File "/home/grout/sage/local/lib/python2.6/site-
packages/twisted/internet/defer.py", line 328, in _runCallbacks
self.result = callback(self.result, *args, **kw)
File "/home/grout/sage/local/lib/python2.6/site-
packages/twisted/web2/server.py", line 296, in <lambda>
d.addCallback(lambda res, req: res.renderHTTP(req), self)
File "/home/grout/sage/local/lib/python2.6/site-
packages/twisted/web2/resource.py", line 85, in renderHTTP
return method(request)
File "/home/grout/sage/local/lib/python2.6/site-
packages/twisted/web2/resource.py", line 202, in http_GET
return super(Resource, self).http_GET(request)
File "/home/grout/sage/local/lib/python2.6/site-
packages/twisted/web2/resource.py", line 128, in http_GET
return self.render(request)
File "/home/grout/sage/local/lib/python2.6/site-
packages/sagenb-0.7.5.1-py2.6.egg/sagenb/simple/twist.py", line 205, in
render
U = notebook_twist.notebook.user(username)
exceptions.AttributeError: 'NoneType' object has no attribute 'user'
}}}
Here is the client transcript, copied almost verbatim from the doctests in
simple.py:
{{{
In [1]: import urllib, re
In [2]: def get_url(url): h = urllib.urlopen(url); data = h.read();
h.close(); return data
...:
In [3]: login_page =
get_url('http://localhost:8000/simple/login?username=admin&password=<DELETED>')
In [4]: print login_page
------> print(login_page)
<html><head><title>Internal Server Error</title></head><body><h1>Internal
Server Error</h1>An error occurred rendering the requested page. More
information is available in the server log.</body></html>
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/8556>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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