[sage-support] LDAP (or AD or...) again

2012-11-21 Thread Jori Mantysalo
Getting back to this old question... Version 5.4. has been released. How to set up ldap? Or some kind of external authentication, like CAS or AD? Has anyone made this? I'm stuck with old errors (this time "Failed to load application: No module named flask_version") and don't quite know where to

[sage-support] Serious bug in Graph.modular_decomposition (which propagates to Graph.is_prime)

2012-11-21 Thread Paulo Seijas
Hi, I think I have found a serious bug on Graph.modular_decomposition. Clearly, a graph is prime if and only if its complement is so. Nevertheless: sage: P = Graph('Dl_') sage: P.is_prime() True sage: P.complement().is_prime() False This behaviour seems to derive from Graph.modular_decompositio

[sage-support] ImportError: ... /local/lib/python2.7/lib-dynload/operator.so: undefined symbol: _PyUnicodeUCS4_AsDe

2012-11-21 Thread justineuro
i just installed sage-5.4-linux-32bit-ubuntu_12.04.1_lts-i686-Linux (from .tar.lzma) and noticed that i could run sage as root (using ./sage in the sage dir) or sudoing (pointing to the sage dir/sage). i however get the error included below message (see inline attachment) at the start of a sess