def test_circuit_parameters(self, n_wires, n_layers, shape_weights):
"""Tests the parameter values in the circuit."""
initial_layer = np.random.randn(n_wires)
weights = np.random.randn(*shape_weights)
op = qml.SimplifiedTwoDesign(initial_layer, weights, wires=range(n_wires))
queue = op.expand().operations
# test the device parameters
for l in range(n_layers):
# only select the rotation gates
ops = [gate for gate in queue if isinstance(gate, qml.RY)]
# check each initial_layer gate parameters
for n in range(n_wires):
res_param = ops[n].parameters[0]
exp_param = initial_layer[n]
assert res_param == exp_param
# check layer gate parameters
ops = ops[n_wires:]
exp_params = weights.flatten()
for o, exp_param in zip(ops, exp_params):
res_param = o.parameters[0]
assert res_param == exp_param
def test_expansion(self, n_wires, weight_shape, expected_names, expected_wires):
"""Checks the queue for the default settings."""
weights = np.random.random(size=weight_shape)
initial_layer = np.random.randn(n_wires)
op = qml.SimplifiedTwoDesign(initial_layer, weights, wires=range(n_wires))
queue = op.expand().operations
for i, gate in enumerate(queue):
assert gate.name == expected_names[i]
assert gate.wires.labels == tuple(expected_wires[i])
def mitigated_circuit(w1, w2):
qml.SimplifiedTwoDesign(w1, w2, wires=range(2))
return qml.expval(qml.PauliZ(0))
def mitigated_qnode(w1, w2):
qml.SimplifiedTwoDesign(w1, w2, wires=range(2))
qml.adjoint(qml.SimplifiedTwoDesign)(w1, w2, wires=range(2))
return qml.expval(qml.PauliZ(0)), qml.expval(qml.PauliZ(1))
def circuit(w1, w2):
qml.SimplifiedTwoDesign(w1, w2, wires=range(2))
qml.adjoint(qml.SimplifiedTwoDesign)(w1, w2, wires=range(2))
return qml.expval(qml.PauliZ(0)), qml.expval(qml.PauliZ(1))
def ideal_circuit(w1, w2):
qml.SimplifiedTwoDesign(w1, w2, wires=range(2))
return qml.expval(qml.PauliZ(0)), qml.expval(qml.Hadamard(1))
def circuit_template(initial_weights, weights):
qml.SimplifiedTwoDesign(initial_weights, weights, range(3))
return qml.expval(qml.PauliZ(0))
def test_id(self):
"""Tests that the id attribute can be set."""
weights = np.random.random(size=(1, 2, 2))
initial_layer = np.random.randn(3)
template = qml.SimplifiedTwoDesign(initial_layer, weights, wires=range(3), id="a")
assert template.id == "a"
def circuit(initial_layer, weights):
qml.SimplifiedTwoDesign(initial_layer, weights, wires=range(2))
return qml.expval(qml.PauliZ(0))
def circuit2():
qml.SimplifiedTwoDesign(initial_layer, weights, wires=["z", "a", "k"])
return qml.expval(qml.Identity("z"))
def circuit():
qml.SimplifiedTwoDesign(initial_layer, weights, wires=range(3))
return qml.expval(qml.Identity(0))
def circuit(initial_layer, weights):
qml.SimplifiedTwoDesign(
initial_layer_weights=initial_layer, weights=weights, wires=range(n_wires)
)
return [qml.expval(qml.PauliZ(wires=i)) for i in range(n_wires)]
