def cum_errband_mc(self, orth=False, repl=1000,
                          signif=0.05, seed=None, burn=100):
        model = self.model
        periods = self.periods
        return model.irf_errband_mc(orth=orth, repl=repl,
                                    T=periods, signif=signif, seed=seed, burn=burn, cum=True)
test tempfile._TempFilename(suffix=).
dataset/ETHPy150Open statsmodels/statsmodels/statsmodels/tsa/vector_ar/irf.py/IRAnalysis.cum_errband_mc--crossover with--dataset/ETHPy150Open jmcgeheeiv/pyfakefs/fake_tempfile_test.py/FakeTempfileModuleTest.testTempFilenameSuffix