Example #1
0
    def test_base(self):
        """Testing DielectricTensor"""
        anaddbnc_fname = abidata.ref_file("AlAs_nl_dte_anaddb.nc")
        phbstnc_fname = abidata.ref_file("AlAs_nl_dte_PHBST.nc")

        d = DielectricTensorGenerator.from_files(phbstnc_fname, anaddbnc_fname)
        assert d.eps0.shape == (3, 3)
        df = d.epsinf.get_dataframe()
        assert d.epsinf._repr_html_()

        repr(d); str(d)
        assert d.to_string(verbose=2)

        df = d.get_oscillator_dataframe(reim="all", tol=1e-8)
        df = d.get_oscillator_dataframe(reim="im", tol=1e-8)
        df = d.get_oscillator_dataframe(reim="re", tol=1e-8)

        self.assertAlmostEqual(d.tensor_at_frequency(0.001, units='Ha', gamma_ev=0.0)[0, 0], 11.917178540635028)

        d = DielectricTensorGenerator.from_objects(PhononBands.from_file(phbstnc_fname),
                                                   AnaddbNcFile.from_file(anaddbnc_fname))

        self.assertAlmostEqual(d.tensor_at_frequency(0.001, units='Ha', gamma_ev=0.0)[0, 0], 11.917178540635028)

        if self.has_matplotlib():
            assert d.plot_vs_w(w_min=0.0001, w_max=0.01, num=10, units="Ha", show=False)
            assert d.plot_vs_w(w_min=0, w_max=None, num=10, units="cm-1", show=False)
            for comp in ["diag", "all", "diag_av"]:
                assert d.plot_vs_w(num=10, component=comp, units="cm-1", show=False)
Example #2
0
    def run_anaddb(self, item, workdir):
        """
        Runs anaddb an reads the outputs
        """

        anaddb_inp, labels_list = self.get_anaddb_input(item)

        #TODO should this be an input?
        tm = TaskManager.from_user_config()

        ddb_path = item["ddb_path"]

        task = AnaddbTask.temp_shell_task(anaddb_inp, ddb_node=ddb_path, workdir=workdir, manager=tm)

        # Run the task here.
        task.start_and_wait(autoparal=False)

        report = task.get_event_report()
        if not report.run_completed:
            raise AnaddbError(task=task, report=report)

        phbst_file = task.open_phbst()
        phdos_file = task.open_phdos()
        ananc_file = AnaddbNcFile.from_file(os.path.join(workdir, "anaddb.nc"))

        return phbst_file, phdos_file, ananc_file, labels_list
Example #3
0
    def test_base(self):
        """Testing DielectricTensor"""
        anaddbnc_fname = abidata.ref_file("AlAs_nl_dte_anaddb.nc")
        phbstnc_fname = abidata.ref_file("AlAs_nl_dte_PHBST.nc")

        d = DielectricTensorGenerator.from_files(phbstnc_fname, anaddbnc_fname)
        repr(d)
        str(d)

        self.assertAlmostEqual(
            d.tensor_at_frequency(0.001, units='Ha')[0, 0], 11.917178540635028)

        d = DielectricTensorGenerator.from_objects(
            PhononBands.from_file(phbstnc_fname),
            AnaddbNcFile.from_file(anaddbnc_fname))

        self.assertAlmostEqual(
            d.tensor_at_frequency(0.001, units='Ha')[0, 0], 11.917178540635028)

        if self.has_matplotlib():
            assert d.plot_vs_w(w_min=0.0001,
                               w_max=0.01,
                               num=10,
                               units="Ha",
                               show=False)
            assert d.plot_vs_w(w_min=0,
                               w_max=None,
                               num=10,
                               units="cm-1",
                               show=False)
            for comp in ["diag", "all", "diag_av"]:
                assert d.plot_vs_w(num=10,
                                   component=comp,
                                   units="cm-1",
                                   show=False)