#20406: get_solver should allow passing a function (a solver factory) as the
solver
argument
-------------------------------------+-------------------------------------
Reporter: mkoeppe | Owner:
Type: enhancement | Status: needs_review
Priority: major | Milestone: sage-7.2
Component: numerical | Resolution:
Keywords: lp | Merged in:
Authors: Matthias Koeppe | Reviewers:
Report Upstream: N/A | Work issues:
Branch: | Commit:
u/mkoeppe/get_solver_factory | b4146a786814506fda760abd4dd25b5793c7ce68
Dependencies: | Stopgaps:
-------------------------------------+-------------------------------------
Changes (by mkoeppe):
* status: new => needs_review
Old description:
> For example, to use GLPK's exact simplex algorithm:
>
> {{{
> from sage.numerical.backends.generic_backend import get_solver
> def glpk_exact_solver():
> b = get_solver("GLPK")
> b.solver_parameter("simplex_or_intopt", "exact_simplex_only")
> return b
>
> delsarte_bound_additive_hamming_space(19,15,7,solver=glpk_exact_solver)
> }}}
New description:
For example, to use GLPK's exact simplex algorithm:
{{{
from sage.numerical.backends.generic_backend import get_solver
def glpk_exact_solver():
b = get_solver(solver="GLPK")
b.solver_parameter("simplex_or_intopt", "exact_simplex_only")
return b
delsarte_bound_additive_hamming_space(19,15,7,solver=glpk_exact_solver)
}}}
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Ticket URL: <http://trac.sagemath.org/ticket/20406#comment:3>
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