def translation(self):
        (a,b,c,d,
         e,f,g,h,
         i,j,k,l,
         m,n,o,p) = self._v
        return V(m,n,o)
Confirms pre_block_migration works correctly.
dataset/ETHPy150Open hhatto/autopep8/test/vectors_example.py/M.translation--crossover with--dataset/ETHPy150Open nii-cloud/dodai-compute/nova/tests/test_libvirt.py/LibvirtConnTestCase.test_pre_block_migration_works_correctly