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Topic: raise socket.error in Sage Version 5.3
Replies: 2   Last Post: Sep 23, 2012 8:08 PM

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Posts: 3
Registered: 9/23/12
raise socket.error in Sage Version 5.3
Posted: Sep 23, 2012 11:45 AM
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Hi! I have a problem "raise socket.error", but this issue is so similar that

Maybe is this bug for new version?

Ubuntu : 11.04
Sage Version 5.3, Release Date: 2012-09-08

How to solve it? TT

The port 8080 is not used.

taske@amath:~$ sage -notebook
[1] 23196
taske@amath:~$ ----------------------------------------------------------------------
| Sage Version 5.3, Release Date: 2012-09-08 |
| Type "notebook()" for the browser-based notebook interface. |
| Type "help()" for help. |

Please wait while the Sage Notebook server starts...
The notebook files are stored in: sage_notebook.sagenb
* *
* Open your web browser to http://localhost:8080 *
* *
Executing twistd --pidfile="sage_notebook.sagenb/" -ny "sage_notebook.sagenb/twistedconf.tac"
Traceback (most recent call last):
File "/usr/bin/twistd", line 18, in <module>
from twisted.scripts.twistd import run
File "/opt/sage-5.3-linux-64bit-ubuntu_10.04.4_lts-x86_64-Linux/local/lib/python2.7/site-packages/Twisted-12.1.0-py2.7-linux-x86_64.egg/twisted/scripts/", line 11, in <module>
from twisted.application import app
File "/opt/sage-5.3-linux-64bit-ubuntu_10.04.4_lts-x86_64-Linux/local/lib/python2.7/site-packages/Twisted-12.1.0-py2.7-linux-x86_64.egg/twisted/application/", line 14, in <module>
from twisted.application import service, reactors
File "/opt/sage-5.3-linux-64bit-ubuntu_10.04.4_lts-x86_64-Linux/local/lib/python2.7/site-packages/Twisted-12.1.0-py2.7-linux-x86_64.egg/twisted/application/", line 22, in <module>
from twisted.plugin import IPlugin
File "/opt/sage-5.3-linux-64bit-ubuntu_10.04.4_lts-x86_64-Linux/local/lib/python2.7/site-packages/Twisted-12.1.0-py2.7-linux-x86_64.egg/twisted/", line 34, in <module>
from twisted.python.modules import getModule
File "/opt/sage-5.3-linux-64bit-ubuntu_10.04.4_lts-x86_64-Linux/local/lib/python2.7/site-packages/Twisted-12.1.0-py2.7-linux-x86_64.egg/twisted/python/", line 68, in <module>
from twisted.python.filepath import FilePath, UnlistableError
File "/opt/sage-5.3-linux-64bit-ubuntu_10.04.4_lts-x86_64-Linux/local/lib/python2.7/site-packages/Twisted-12.1.0-py2.7-linux-x86_64.egg/twisted/python/", line 11, in <module>
import random
File "/opt/sage-5.3-linux-64bit-ubuntu_10.04.4_lts-x86_64-Linux/local/lib/python/", line 47, in <module>
from os import urandom as _urandom
ImportError: cannot import name urandom
Traceback (most recent call last):
File "/opt/sage-5.3-linux-64bit-ubuntu_10.04.4_lts-x86_64-Linux/local/bin/sage-notebook", line 36, in <module>
File "/opt/sage-5.3-linux-64bit-ubuntu_10.04.4_lts-x86_64-Linux/local/lib/python2.7/site-packages/sagenb-0.10.2-py2.7.egg/sagenb/notebook/", line 223, in __call__
return self.notebook(*args, **kwds)
File "/opt/sage-5.3-linux-64bit-ubuntu_10.04.4_lts-x86_64-Linux/local/lib/python2.7/site-packages/sagenb-0.10.2-py2.7.egg/sagenb/notebook/", line 628, in notebook_run
raise socket.error

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