pete/abp: Anders and Briegel in Python - abp - Gitea: Git with a cup of tea

Anders and Briegel in Python

Historia

Pete Shadbolt bf22c0f5e7 Skip tests that depend on the original C++ I have written a tonne of tests that compare against A&B's original C++. Until I can distribute the `anders_briegel` package which implements that original code, we now skip those tests if we see an ImportError. TODO: seems a little over-zealous right now ...		7 lat temu
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mock.py	Skip tests that depend on the original C++	7 lat temu
test_against_anders_and_briegel.py	Skip tests that depend on the original C++	7 lat temu
test_clifford.py	Skip tests that depend on the original C++	7 lat temu
test_fancy.py	Still crunching thru tests	8 lat temu
test_graphstate.py	Add and test `GraphState.to_stabilizer()` :rage4:	8 lat temu
test_measurement.py	Skip tests that depend on the original C++	7 lat temu
test_mercedes.py	Add and test `GraphState.to_stabilizer()` :rage4:	8 lat temu
test_qi.py	Skip tests that depend on the original C++	7 lat temu
test_stabilizer.py	Add and test `GraphState.to_stabilizer()` :rage4:	8 lat temu