regqp.solve(PredictorCorrector=not options.longstep,
check_infeasible=not options.assume_feasible,
**opts_solve)
# Display summary line.
probname=os.path.basename(probname)
if probname[-3:] == '.nl': probname = probname[:-3]
if not options.verbose:
log.info(fmt % (probname, regqp.iter, regqp.obj_value,
regqp.pResid, regqp.dResid, regqp.rgap,
t_setup, regqp.solve_time, regqp.short_status))
if regqp.short_status == 'degn':
log.info(' F') # Could not regularize sufficiently.
qp.close()
log.info('-'*len(hdr))
if not multiple_problems:
x = regqp.x[:qp.original_n]
log.info('Final x: %s, |x| = %7.1e' % (repr(x),norm2(x)))
log.info('Final y: %s, |y| = %7.1e' % (repr(regqp.y),norm2(regqp.y)))
log.info('Final z: %s, |z| = %7.1e' % (repr(regqp.z),norm2(regqp.z)))
log.info(regqp.status)
log.info('#Iterations: %-d' % regqp.iter)
log.info('RelResidual: %7.1e' % regqp.kktResid)
log.info('Final cost : %21.15e' % regqp.obj_value)
log.info('Setup time : %6.2fs' % t_setup)
log.info('Solve time : %6.2fs' % regqp.solve_time)
check_infeasible=not options.assume_feasible,
**opts_solve)
# Display summary line.
probname=os.path.basename(probname)
if probname[-3:] == '.nl': probname = probname[:-3]
if not options.verbose:
sys.stdout.write(fmt % (probname, regqp.iter, regqp.obj_value,
regqp.pResid, regqp.dResid, regqp.rgap,
t_setup, regqp.solve_time, regqp.short_status))
if regqp.short_status == 'degn':
sys.stdout.write(' F') # Could not regularize sufficiently.
sys.stdout.write('\n')
qp.close()
if not options.verbose:
sys.stderr.write('-'*len(hdr) + '\n')
else:
x = regqp.x[:qp.original_n]
print 'Final x: ', x, ', |x| = %7.1e' % norm2(x)
print 'Final y: ', regqp.y, ', |y| = %7.1e' % norm2(regqp.y)
print 'Final z: ', regqp.z, ', |z| = %7.1e' % norm2(regqp.z)
sys.stdout.write('\n' + regqp.status + '\n')
sys.stdout.write(' #Iterations: %-d\n' % regqp.iter)
sys.stdout.write(' RelResidual: %7.1e\n' % regqp.kktResid)
sys.stdout.write(' Final cost : %21.15e\n' % regqp.obj_value)
sys.stdout.write(' Setup time : %6.2fs\n' % t_setup)
sys.stdout.write(' Solve time : %6.2fs\n' % regqp.solve_time)
numpy.set_printoptions(precision=3, linewidth=80, threshold=10, edgeitems=3)
if not options.verbose:
sys.stderr.write(hdr + '\n' + '-'*len(hdr) + '\n')
for probname in args:
t_setup = cputime()
lp = SlackFramework(probname)
t_setup = cputime() - t_setup
islp = True
if not lp.islp():
sys.stderr.write('Problem %s is not a linear program\n' % probname)
islp = False
lp.close()
continue
# Pass problem to RegLP.
reglp = RegLPInteriorPointSolver(lp,
scale=not options.no_scale,
stabilize=not options.no_stabilize,
verbose=options.verbose,
**opts_init)
reglp.solve(PredictorCorrector=not options.longstep,
check_infeasible=not options.assume_feasible,
**opts_solve)
# Display summary line.
probname=os.path.basename(probname)
numpy.set_printoptions(precision=3, linewidth=80, threshold=10, edgeitems=3)
if not options.verbose:
sys.stderr.write(hdr + '\n' + '-' * len(hdr) + '\n')
for probname in args:
t_setup = cputime()
lp = SlackFramework(probname)
t_setup = cputime() - t_setup
islp = True
if not lp.islp():
sys.stderr.write('Problem %s is not a linear program\n' % probname)
islp = False
lp.close()
continue
# Pass problem to RegLP.
reglp = RegLPInteriorPointSolver(lp,
scale=not options.no_scale,
stabilize=not options.no_stabilize,
verbose=options.verbose,
**opts_init)
reglp.solve(PredictorCorrector=not options.longstep,
check_infeasible=not options.assume_feasible,
**opts_solve)
# Display summary line.
probname = os.path.basename(probname)
