def create_board(processor_name: str, *, noise_mitigation: float):
return qb.CirqBoard(init_basis_state=0,
sampler=utils.get_sampler_by_name(
processor_name, gateset='sqrt-iswap'),
device=utils.get_device_obj_by_name(processor_name),
error_mitigation=enums.ErrorMitigation.Correct,
noise_mitigation=noise_mitigation)
square_to_bit,
)
BIG_CIRQ_BOARDS = (
qb.CirqBoard(0, error_mitigation=enums.ErrorMitigation.Error),
qb.CirqBoard(0,
device=utils.get_device_obj_by_name('Syc54-noiseless'),
error_mitigation=enums.ErrorMitigation.Error),
)
ALL_CIRQ_BOARDS = BIG_CIRQ_BOARDS + (
qb.CirqBoard(0,
device=utils.get_device_obj_by_name('Syc23-noiseless'),
error_mitigation=enums.ErrorMitigation.Error),
qb.CirqBoard(0,
sampler=utils.get_sampler_by_name('Syc23-simulator-tester'),
device=utils.get_device_obj_by_name('Syc23-simulator-tester'),
error_mitigation=enums.ErrorMitigation.Correct,
noise_mitigation=0.10),
)
@pytest.mark.parametrize('board', ALL_CIRQ_BOARDS)
def test_initial_state(board):
"""Tests basic functionality of boards and setting an initial state."""
b = board.with_state(u.squares_to_bitboard(['a1', 'b1', 'c1']))
samples = b.sample(100)
assert len(samples) == 100
for x in samples:
assert x == 7
probs = b.get_probability_distribution(100)