[sage-devel] Re: Egg-path error in installing Sage 5.6

2013-02-06 Thread Kwankyu Lee
Hi Keshav, I was wondering what could be causing your problem but didn't comment > because I didn't have a solution. I still don't know exactly what caused the problem, but I suspect the notebook files stored under ~/.sage was somehow out of date and was not compatible with the latest noteboo

[sage-devel] Re: Fix busted sage -valgrind

2013-02-06 Thread Jason Grout
On 2/6/13 7:26 PM, kcrisman wrote: > On Thu, Feb 7, 2013 at 8:13 AM, mabshoff > wrote: >> it has been a while, i.e.summer 2009 or so, and I no longer have my trac >> account password nor do I recall the email address I used. > > Great to hear from you again! Sec

Re: [sage-devel] Fix busted sage -valgrind

2013-02-06 Thread Nicolas M. Thiery
On Wed, Feb 06, 2013 at 10:46:24PM +, John Cremona wrote: > On 6 February 2013 22:02, Minh Nguyen wrote: > > Hi Michael, > > > > On Thu, Feb 7, 2013 at 8:13 AM, mabshoff wrote: > >> it has been a while, i.e.summer 2009 or so, and I no longer have my trac > >> account password nor do I recall

[sage-devel] Re: Fix busted sage -valgrind

2013-02-06 Thread kcrisman
On Wednesday, February 6, 2013 4:41:25 PM UTC-5, Jean-Pierre Flori wrote: > > There's a ticket for valgrind upgrade to 3.8.1... > http://trac.sagemath.org/sage_trac/ticket/13060 > I guess it did not get merged because no one cares except a Mac user but > there is some trouble on Apple^TM bec

Re: [sage-devel] Fix busted sage -valgrind

2013-02-06 Thread kcrisman
> > > > On Thu, Feb 7, 2013 at 8:13 AM, mabshoff > > > > wrote: > >> it has been a while, i.e.summer 2009 or so, and I no longer have my > trac > >> account password nor do I recall the email address I used. > > > > Great to hear from you again! > > Seconded! > > +1 -- You received thi

Re: [sage-devel] Fix busted sage -valgrind

2013-02-06 Thread John Cremona
On 6 February 2013 22:02, Minh Nguyen wrote: > Hi Michael, > > On Thu, Feb 7, 2013 at 8:13 AM, mabshoff wrote: >> it has been a while, i.e.summer 2009 or so, and I no longer have my trac >> account password nor do I recall the email address I used. > > Great to hear from you again! Seconded! Jo

Re: [sage-devel] Fix busted sage -valgrind

2013-02-06 Thread Minh Nguyen
Hi Michael, On Thu, Feb 7, 2013 at 8:13 AM, mabshoff wrote: > it has been a while, i.e.summer 2009 or so, and I no longer have my trac > account password nor do I recall the email address I used. Great to hear from you again! I've reconfigured your trac account. I'll contact you offlist about t

[sage-devel] Re: Fix busted sage -valgrind

2013-02-06 Thread Jean-Pierre Flori
There's a ticket for valgrind upgrade to 3.8.1... I guess it did not get merged because no one cares except a Mac user but there is some trouble on Apple^TM because it is coded so that only Apple copimler can build it on such computers and not the FSF GCC Sage ships. Anyway, I just installed it

[sage-devel] Fix busted sage -valgrind

2013-02-06 Thread mabshoff
Hello folks, it has been a while, i.e.summer 2009 or so, and I no longer have my trac account password nor do I recall the email address I used. Anyway, attached is a patch that fixes sage -valgrind. Did not see any ticket on track, but I noticed that at least the valgrind 3.8.1 spkg is coming

[sage-devel] Re: To what extent should pushouts be cached?

2013-02-06 Thread Nils Bruin
On Feb 6, 12:05 pm, Simon King wrote: > There is the idea to always keep the last N created parents alive by a > strong reference. Couldn't this easily be done, by appending "self" to a > list (and removing the first entry, when the list is too long), while Yes, except you want to do it circularl

Re: [sage-devel] Re: To what extent should pushouts be cached?

2013-02-06 Thread Robert Bradshaw
On Wed, Feb 6, 2013 at 12:05 PM, Simon King wrote: > There is the idea to always keep the last N created parents alive by a > strong reference. Couldn't this easily be done, by appending "self" to a > list (and removing the first entry, when the list is too long), while > Parent.__init__ is execut

Re: [sage-devel] Re: To what extent should pushouts be cached?

2013-02-06 Thread Robert Bradshaw
On Wed, Feb 6, 2013 at 11:39 AM, Robert Bradshaw wrote: > On Wed, Feb 6, 2013 at 11:07 AM, Simon King wrote: >> PS: >> >> On 2013-02-06, Simon King wrote: >>> But I wonder: It is a typical use case to add elements from A and B >>> frequently and not only once. Do we really want that the parent C

[sage-devel] Re: To what extent should pushouts be cached?

2013-02-06 Thread Simon King
There is the idea to always keep the last N created parents alive by a strong reference. Couldn't this easily be done, by appending "self" to a list (and removing the first entry, when the list is too long), while Parent.__init__ is executed? Cheers, Simon -- You received this message because yo

Re: [sage-devel] Re: To what extent should pushouts be cached?

2013-02-06 Thread Robert Bradshaw
On Wed, Feb 6, 2013 at 11:07 AM, Simon King wrote: > PS: > > On 2013-02-06, Simon King wrote: >> But I wonder: It is a typical use case to add elements from A and B >> frequently and not only once. Do we really want that the parent C may be >> constructed repeatedly, unless the user keeps a manua

[sage-devel] Re: To what extent should pushouts be cached?

2013-02-06 Thread Simon King
PS: On 2013-02-06, Simon King wrote: > But I wonder: It is a typical use case to add elements from A and B > frequently and not only once. Do we really want that the parent C may be > constructed repeatedly, unless the user keeps a manual strong reference > to C or disables garbage collection? I

[sage-devel] To what extent should pushouts be cached?

2013-02-06 Thread Simon King
Hi! We are fixing more and more memory leaks. But I wonder if we went too far in #14058. Consider the following scenario: You have parents A, B, with elements a,b. Assume that a+b lives in a parent C different from A and B, obtained by sage.categories.pushout.pushout(A,B). A typical example is A=

[sage-devel] Doctest coverage for rings (#13618) needs review

2013-02-06 Thread Jeroen Demeyer
Travis Scrimshaw has done quite some work in adding *lots of doctests* to sage/rings. All this work now needs a reviewer, before it get lost again. My expectation is that it should be an easy (although long) review. Here it is: http://trac.sagemath.org/sage_trac/ticket/13618 -- You received th

[sage-devel] Re: Graph theory roadmap

2013-02-06 Thread Jernej Azarija
Hello! I have allowed myself to make some pretty aggressive changes to the graph theory roadmap page. http://trac.sagemath.org/sage_trac/wiki/GraphTheoryRoadmap Feel free to revert it back to the previous state if you don't like its current look! Best regards, Jernej -- You received this m