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Code clean up

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This commit is contained in:
Nitin Shivaraman
2023-02-06 18:06:05 +08:00
parent 7554086d6e
commit a148fab2f2
1 changed files with 28 additions and 94 deletions
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92
src/qibotn/test_qasm_quimb_backend.py
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@@ -8,63 +8,6 @@ import qibo
from qibo.models import QFT as qibo_qft
from timeit import default_timer as timer
import cirq
# define dictionary
gate_dict_cirq = {
#'i': I,
'h': cirq.H,
't': cirq.T,
#'z': Z,
'cz': cirq.CZ,
#'cX': cX,
#'rz': ZPhase,
#'rX': XPhase,
#'x': X,
#'y': Y,
'x_1_2': cirq.rx(0.5*np.pi),
'y_1_2': cirq.ry(0.5*np.pi)
#'hz_1_2': W_1_2,
#'fs': fSim
}
# search 'GATE_FUNCTIONS' in Source code for quimb.tensor.circuit for pre-defined gates in quimb
gate_dict = {
#'i': I,
'h': 'H',
't': 'T',
#'z': Z,
'cz': 'cZ',
#'cX': cX,
#'rz': ZPhase,
#'rX': XPhase,
#'x': X,
#'y': Y,
'x_1_2': 'X_1_2',
'y_1_2': 'Y_1_2'
}
def QI_QFT(nqubits: int, with_swaps: bool = True, psi0 = None):
## constructs qft circuit
#from qibo import gates
#circuit = Circuit(nqubits)
circ = qtn.Circuit(nqubits, psi0 = psi0)
for i1 in range(nqubits):
#circuit.add(gates.H(i1))
circ.apply_gate('H', i1)
for i2 in range(i1 + 1, nqubits):
theta = np.pi / 2 ** (i2 - i1)
#circuit.add(gates.CU1(i2, i1, theta))
circ.apply_gate('CU1', theta, i2, i1)
if with_swaps:
for i in range(nqubits // 2):
#circuit.add(gates.SWAP(i, nqubits - i - 1))
circ.apply_gate('SWAP', i, nqubits - i - 1)
return circ
def get_gate_params(operation):
if "h " in operation:
@@ -86,7 +29,7 @@ def get_gate_params(operation):
qbit_no = [int(re.findall(r'\d+', operation)[0])]
qbit_no.insert(0, "T")
elif "cu1" in operation:
lamda = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?',
lamda = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?', \
operation.split(" ")[0])))
qbit_no = re.findall(r'\d+', operation.split(" ")[1])
qbit_no = [int(x) for x in qbit_no]
@@ -131,28 +74,28 @@ def get_gate_params(operation):
qbit_no = [int(x) for x in qbit_no]
qbit_no.insert(0, "CCZ")
elif " rx " in operation:
theta = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?',
theta = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?', \
operation.split(" ")[0])))
qbit_no = [int(re.findall(r'\d+', operation)[0])]
qbit_no[0:0] = ["RX", theta]
elif "^ry " in operation:
theta = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?',
theta = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?', \
operation.split(" ")[0])))
qbit_no = [int(re.findall(r'\d+', operation)[0])]
qbit_no[0:0] = ["RY", theta]
elif "^rz " in operation:
theta = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?',
theta = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?', \
operation.split(" ")[0])))
qbit_no = [int(re.findall(r'\d+', operation)[0])]
qbit_no[0:0] = ["RZ", theta]
elif "^rzz " in operation:
theta = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?',
theta = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?', \
operation.split(" ")[0])))
qbit_no = re.findall(r'\d+', operation.split(" ")[1])
qbit_no = [int(x) for x in qbit_no]
qbit_no[0:0] = ["RZZ", theta]
elif "^u1 " in operation:
lamda = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?',
lamda = float('.'.join(re.findall(r'\b\d+(?:[Ee][+-]?\d+)?', \
operation.split(" ")[0])))
qbit_no = [int(re.findall(r'\d+', operation)[0])]
qbit_no[0:0] = ["U1", lamda]
@@ -177,7 +120,6 @@ def get_gate_params(operation):
def get_gate_functions(qasm_str, start_idx):
func_list = []
param_list = {}
result = []
idx_inc = 0
for line in qasm_str[start_idx:]:
@@ -195,9 +137,6 @@ def get_gate_functions(qasm_str, start_idx):
def qasm_QFT(nqubits:int, qasm_str:str, with_swaps: bool = True, psi0 = None):
circ = qtn.Circuit(nqubits, psi0 = psi0)
# circ.psi.draw(color=['PSI0','CU1', 'H', 'SWAP'], show_inds=None, show_tags=False,font_size=40, font_size_inner=20)
# circ = qtn.Circuit.qasm(nqubits, psi0 = psi0)
gate_functions = {}
qasm_str = qasm_str.split('\n')
for idx, line in enumerate(qasm_str):
command = line.split(" ")[0]
@@ -226,19 +165,18 @@ def qasm_QFT(nqubits:int, qasm_str:str, with_swaps: bool = True, psi0 = None):
return circ
def eval_QI_qft(nqubits, bond_dim=0, backend='numpy', qibo_backend='qibojit',
with_swaps=True, compare_qibo=False):
def eval_QI_qft(nqubits, backend='numpy', qibo_backend='qibojit', \
with_swaps=True):
# backend (quimb): numpy, cupy, jax. Passed to ``opt_einsum``.
# qibo_backend: qibojit, qibotf, tensorflow, numpy
# generate random statevector as initial state
init_state = np.random.random(2 ** nqubits) + 1j * np.random.random(2 ** nqubits)
init_state = np.random.random(2 ** nqubits) + 1j * \
np.random.random(2 ** nqubits)
init_state = init_state / np.sqrt((np.abs(init_state)**2).sum())
init_state_quimb = copy.deepcopy(init_state)
# Qibo part
if compare_qibo==True:
# qibo.set_backend(qibo_backend)
# Qibo circuit
# qibo.set_backend(backend=qibo_backend, platform="numba")
qibo.set_backend(backend=qibo_backend, platform="numpy")
@@ -251,7 +189,7 @@ def eval_QI_qft(nqubits, bond_dim=0, backend='numpy', qibo_backend='qibojit',
#####################################################################
# Quimb part
# Quimb circuit
qu.core.pnjit()
## convert vector to MPS
dims = tuple(2*np.ones(nqubits, dtype=int))
@@ -263,15 +201,11 @@ def eval_QI_qft(nqubits, bond_dim=0, backend='numpy', qibo_backend='qibojit',
# construct quimb qft circuit
start = timer()
if compare_qibo == False:
circ_quimb = QI_QFT(nqubits, with_swaps, psi0=init_state_MPS)
else:
circ_quimb = qasm_QFT(nqubits, qasm_circ, with_swaps, psi0=init_state_MPS)
interim = circ_quimb.psi.full_simplify(seq="DRC")
result = interim.to_dense(backend=backend)
amplitudes = result.flatten()
end = timer()
quimb_qft_time = end-start
@@ -286,4 +220,4 @@ if __name__ == '__main__':
args = parser.parse_args()
print("Testing for %d nqubits" % (args.nqubits))
result = eval_QI_qft(args.nqubits, compare_qibo=True)
result = eval_QI_qft(args.nqubits)