@property
    def slice_normal(self):
        slice_dim = self.slice_dim
        if slice_dim is None:
            return None
        return np.array(self.affine[slice_dim][:3])
Set up a stream, and act as if session establishment fails.
dataset/ETHPy150Open moloney/dcmstack/src/dcmstack/dcmmeta.py/DcmMetaExtension.slice_normal--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/words/test/test_jabberclient.py/SessionInitializerTest.testFailure