I am using a VirtualBox Sage-6.2 and wanted to upgrade sage. It failed trying to build conway_polynomials.
[sage@sagevm ~]$ python -m bitset /usr/bin/python: No module named bitset [sage@sagevm ~]$ python -V Python 2.6.6 Thread model: posix gcc version 4.4.7 20120313 (Red Hat 4.4.7-4) (GCC) **************************************************** Traceback (most recent call last): File "./spkg-install", line 4, in <module> from sage.all import save File "/home/sage/sage-6.2/local/lib/python2.7/site-packages/sage/all.py", line 87, in <module> from sage.misc.all import * # takes a while File "/home/sage/sage-6.2/local/lib/python2.7/site-packages/sage/misc/all.py", line 172, in <module> from bitset import FrozenBitset, Bitset ImportError: No module named bitset real 0m33.122s user 0m2.768s sys 0m17.005s ************************************************************************ Error installing package conway_polynomials-0.4.p0 ************************************************************************ Please email sage-devel (http://groups.google.com/group/sage-devel) explaining the problem and including the relevant part of the log file /home/sage/sage-6.2/logs/pkgs/conway_polynomials-0.4.p0.log -- 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.