import timeit
import os
from les.ext.google.operations_research.linear_solver import pywraplp
from les.mp_model import MPModelBuilder
from les.backend_solvers.scip import SCIP
directory = '/home/ira/Desktop/imp/diploma/'
#tests = os.listdir(directory)
tests = ['p200x500_10_4_192890124.mps']
for t in tests:
if t.endswith('.mps'):
scip = SCIP()
model = MPModelBuilder.build_from(directory + t)
print t
#'/home/ira/Documents/problems/i6_200x500.mps')
scip.load_model(model)
params = pywraplp.MPSolverParameters()
params.SetIntegerParam(params.PRESOLVE, params.PRESOLVE_OFF)
#params.set_quiet(True)
start_time = timeit.default_timer()
scip.solve(params)
sol = scip.get_solution()
print "Time:", timeit.default_timer() - start_time
print sol.get_objective_value()
for i in sol.get_variables_names():
print i, sol.get_variable_value_by_name(i)
