modularize…

patch_test_linear_heat_transfer_fixture.py
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			#!/usr/bin/env python3

			# ------------------------------------------------------------------------------
			__author__ = "Guillaume Anciaux"
			__copyright__ = "Copyright (C) 2016-2018, EPFL (Ecole Polytechnique Fédérale" \
			" de Lausanne) Laboratory (LSMS - Laboratoire de Simulation" \
			" en Mécanique des Solides)"
			__credits__ = ["Guillaume Anciaux"]
			__license__ = "L-GPLv3"
			__maintainer__ = "Guillaume Anciaux"
			__email__ = "guillaume.anciaux@epfl.ch"
			# ------------------------------------------------------------------------------

			import patch_test_linear_fixture
			import akantu


			class TestPatchTestHTMLinear(patch_test_linear_fixture.TestPatchTestLinear):

			model_type = akantu.HeatTransferModel

			def applyBC(self):
			super().applyBC()
			temperature = self.model.getTemperature()
			self.applyBConDOFs(temperature)

			def checkAll(self):
			temperature = self.model.getTemperature()
			C = self.model.getMatrix("conductivity")
			self.checkDOFs(temperature)
			self.checkGradient(self.model.getTemperatureGradient(self.elem_type),
			temperature)

			self.prescribed_gradient(temperature)
			self.checkResults(lambda grad_T: C.dot(grad_T.T),
			self.model.getKgradT(self.elem_type),
			temperature)

			def initModel(self, method, material_file):
			super().initModel(method, material_file)

			if method != akantu._static:
			self.model.setTimeStep(0.5 * self.model.getStableTimeStep())