Python configure_glpk 예제들

예제 #1

    def __init__ (self, **kwargs):
        configure_glpk()
        #
        # Call base constructor
        #
        kwargs['type'] = 'glpk'
        SystemCallSolver.__init__(self, **kwargs)

        self._rawfile = None

        #
        # Valid problem formats, and valid results for each format
        #
        self._valid_problem_formats = [ProblemFormat.cpxlp,
                                       ProblemFormat.mps,
                                       ProblemFormat.mod]
        self._valid_result_formats = {
          ProblemFormat.mod:   ResultsFormat.soln,
          ProblemFormat.cpxlp: ResultsFormat.soln,
          ProblemFormat.mps:   ResultsFormat.soln,
        }
        self.set_problem_format(ProblemFormat.cpxlp)

        # Note: Undefined capabilities default to 'None'
        self._capabilities = Options()
        self._capabilities.linear = True
        self._capabilities.integer = True

예제 #2

파일: GLPK_old.py 프로젝트: Pyomo/pyomo

    def __init__ (self, **kwargs):
        configure_glpk()
        #
        # Call base constructor
        #
        kwargs['type'] = 'glpk'
        SystemCallSolver.__init__(self, **kwargs)

        self._rawfile = None

        #
        # Valid problem formats, and valid results for each format
        #
        self._valid_problem_formats = [ProblemFormat.cpxlp,
                                       ProblemFormat.mps,
                                       ProblemFormat.mod]
        self._valid_result_formats = {
          ProblemFormat.mod:   ResultsFormat.soln,
          ProblemFormat.cpxlp: ResultsFormat.soln,
          ProblemFormat.mps:   ResultsFormat.soln,
        }
        self.set_problem_format(ProblemFormat.cpxlp)

        # Note: Undefined capabilities default to 'None'
        self._capabilities = Options()
        self._capabilities.linear = True
        self._capabilities.integer = True

예제 #3

파일: __init__.py 프로젝트: coopercenter/temoatools

import pyomo.solvers.plugins.solvers.ps
import pyomo.solvers.plugins.solvers.PICO
import pyomo.solvers.plugins.solvers.CBCplugin
import pyomo.solvers.plugins.solvers.GLPK
import pyomo.solvers.plugins.solvers.GLPK_old
import pyomo.solvers.plugins.solvers.glpk_direct
import pyomo.solvers.plugins.solvers.CPLEX
import pyomo.solvers.plugins.solvers.CPLEXDirect
import pyomo.solvers.plugins.solvers.CPLEXPersistent
import pyomo.solvers.plugins.solvers.GUROBI
import pyomo.solvers.plugins.solvers.BARON
import pyomo.solvers.plugins.solvers.gurobi_direct
import pyomo.solvers.plugins.solvers.ASL
import pyomo.solvers.plugins.solvers.pywrapper
import pyomo.solvers.plugins.solvers.SCIPAMPL
import pyomo.solvers.plugins.solvers.XPRESS

#
# Interrogate the CBC executable to see if it recognizes the -AMPL flag
#
from pyomo.solvers.plugins.solvers.CBCplugin import configure_cbc
configure_cbc()
del configure_cbc

#
# Interrogate the glpsol executable to see if it is new enough to allow the new parser logic
#
from pyomo.solvers.plugins.solvers.GLPK import configure_glpk
configure_glpk()
del configure_glpk