Source code for pyomo.contrib.interior_point.linalg.base_linear_solver_interface

# ____________________________________________________________________________________
#
# Pyomo: Python Optimization Modeling Objects
# Copyright (c) 2008-2026 National Technology and Engineering Solutions of Sandia, LLC
# Under the terms of Contract DE-NA0003525 with National Technology and Engineering
# Solutions of Sandia, LLC, the U.S. Government retains certain rights in this
# software.  This software is distributed under the 3-clause BSD License.
# ____________________________________________________________________________________

from pyomo.contrib.pynumero.linalg.base import DirectLinearSolverInterface
from abc import ABCMeta, abstractmethod
import logging




class IPLinearSolverInterface(DirectLinearSolverInterface, metaclass=ABCMeta):
    @classmethod
    def getLoggerName(cls):
        return 'linear_solver'

    @classmethod
    def getLogger(cls):
        name = 'interior_point.' + cls.getLoggerName()
        return logging.getLogger(name)

    def increase_memory_allocation(self, factor):
        raise NotImplementedError('Should be implemented by base class.')

    @abstractmethod
    def get_inertia(self):
        pass