I wasn't especially thoughtful about this, but a simple copy paste of sudo dpkg -i /var/cache/apt/archives/sagemath*6.7ppa4*deb >
did not lead to happiness for me (running Xubuntu Trusty): mus » sudo dpkg -i /var/cache/apt/archives/sagemath*6.7ppa4*deb [211/692] (Reading database ... 781170 files and directories currently installed.) Preparing to unpack .../sagemath-upstream-binary_6.7ppa4_amd64.deb ... Unpacking sagemath-upstream-binary (6.7ppa4) over (6.7ppa4) ... Setting up sagemath-upstream-binary (6.7ppa4) ... Running Sage once as root to set paths ┌────────────────────────────────────────────────────────────────────┐ │ SageMath Version 6.7, Release Date: 2015-05-17 │ │ Type "notebook()" for the browser-based notebook interface. │ │ Type "help()" for help. │ └────────────────────────────────────────────────────────────────────┘ The Sage installation tree has moved from /opt/sagemath_tmonteil-ubuntu-trusty-64/sage-6.7 to /usr/lib/sagemath Updating various hardcoded paths... (Please wait at most a few minutes.) DO NOT INTERRUPT THIS. Done updating paths. Traceback (most recent call last): File "/usr/lib/sagemath/local/bin/sage-ipython", line 7, in <module> from sage.repl.interpreter import SageTerminalApp File "/usr/lib/sagemath/local/lib/python2.7/site-packages/sage/__init__.py", line 3, in <module> from sage.repl.ipython_extension import load_ipython_extension File "/usr/lib/sagemath/local/lib/python2.7/site-packages/sage/repl/ipython_extension.py", line 59, in <module> from IPython.core.magic import Magics, magics_class, line_magic File "/usr/lib/sagemath/local/lib/python2.7/site-packages/IPython/__init__.py", line 45, in <module> from .config.loader import Config File "/usr/lib/sagemath/local/lib/python2.7/site-packages/IPython/config/__init__.py", line 6, in <module> from .application import * File "/usr/lib/sagemath/local/lib/python2.7/site-packages/IPython/config/application.py", line 9, in <module> import json File "/usr/lib/sagemath/local/lib/python/json/__init__.py", line 108, in <module> from .decoder import JSONDecoder File "/usr/lib/sagemath/local/lib/python/json/decoder.py", line 5, in <module> import struct File "/usr/lib/sagemath/local/lib/python/struct.py", line 1, in <module> from _struct import * ImportError: No module named _struct dpkg: error processing package sagemath-upstream-binary (--install): subprocess installed post-installation script returned error exit status 1 Processing triggers for mime-support (3.54ubuntu1.1) ... Processing triggers for desktop-file-utils (0.22-1ubuntu1) ... Processing triggers for gnome-menus (3.10.1-0ubuntu2) ... Errors were encountered while processing: sagemath-upstream-binary mus » -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at http://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.