id,summary,reporter,owner,description,type,status,priority,milestone,component,resolution,keywords,cc,work_issues,upstream,reviewer,author,merged,dependencies,stopgaps
1526,conversion from gap matrix over finite field to sage matrix is VERY VERY VERY slow -- but robust.,was,was,"E.g., in linear_code.py line 780 (in extended_code()), this line dominates:

{{{
        Gxs = Gx._matrix_(F)           # this is the killer
}}}

That is dumb.  Optimize this a lot.",enhancement,new,major,sage-5.10,interfaces,,,,,,,,,,