lol, really? Can I then toss that back to python? On Mon, Oct 21, 2013 at 10:19 AM, Robert Bradshaw <rober...@math.washington.edu> wrote: > How about > > cdef tupletuple(vector[vector[int]] M): > return M > > On Mon, Oct 21, 2013 at 8:48 AM, Tom Boothby <tomas.boot...@gmail.com> wrote: >> I'm working on overhauling a class (see [1]) that wraps some c++, and >> I've got just about everything working how I want... but I have a >> nagging doubt about performance. >> >> Is the following fast? Can it be made fast without a bunch of ugly >> python c-api stuff? >> >> cdef tupletuple(vector[vector[int]] M): >> cdef int i, j >> >> return tuple(tuple(M[j][i] for i in range(M[j].size()) for j in >> range(M.size())) >> >> Thanks! >> >> [1] http://trac.sagemath.org/ticket/11814 >> >> -- >> 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/groups/opt_out. > > -- > 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/groups/opt_out.
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