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- from abp import GraphState, clifford
- from anders_briegel import graphsim
- import numpy as np
-
- def clean_random_state(N=10):
- """ A state to test on """
- a = GraphState(range(N))
- b = graphsim.GraphRegister(N)
- clifford.use_old_cz()
-
- for i in range(N):
- a.act_hadamard(i)
- b.hadamard(i)
-
- for i in range(10):
- j, k= np.random.choice(range(N), 2, replace=False)
- a.act_cz(j, k)
- b.cphase(j, k)
-
- return a, b
-
- def messy_random_state(N=10):
- a, b = clean_random_state(N)
- for i in range(10):
- j = np.random.choice(range(N))
- k = np.random.choice(range(24))
- a.act_local_rotation(j, k)
- b.local_op(j, graphsim.LocCliffOp(k))
-
- for i in range(10):
- j, k= np.random.choice(range(N), 2, replace=False)
- a.act_cz(j, k)
- b.cphase(j, k)
-
- return a, b
-
- def bell():
- a = GraphState(range(2))
- b = graphsim.GraphRegister(2)
- a.act_hadamard(0); a.act_hadamard(1);
- b.hadamard(0); b.hadamard(1);
- a.act_cz(0,1)
- b.cphase(0,1)
- return a, b
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