def orth_ma_rep(self, maxn=10, P=None):
        raise NotImplementedError
Test that a C{mkdir} on an existing directory fails with the
dataset/ETHPy150Open statsmodels/statsmodels/statsmodels/tsa/vector_ar/svar_model.py/SVARProcess.orth_ma_rep--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/conch/test/test_cftp.py/TestOurServerCmdLineClient.test_existingRemoteDirectory