def generate_full_layer_circuit(n_qubits):
circuit = QubitCircuit(n_qubits)
for i in range(int(n_qubits / 2)):
circuit.cnot(i * 2, (i * 2) + 1)
return circuit
def generate_full_layer_circuit(n_qubits):
"""
Generates a Circuit object (in our framework) with all pairs interactions
:param n_qubits: number of qubits
:return: QubitCircuit, a circuit with all pairs interactions
"""
circuit = QubitCircuit(n_qubits)
for i in range(int(n_qubits / 2)):
circuit.cnot(i * 2, (i * 2) + 1)
return circuit
def generate_completely_random_circuit(n_qubits, n_gates):
circuit = QubitCircuit(n_qubits)
for _ in range(n_gates):
q1 = random.randint(0, n_qubits - 1)
q2 = random.randint(0, n_qubits - 1)
while q1 == q2:
q1 = random.randint(0, n_qubits - 1)
q2 = random.randint(0, n_qubits - 1)
circuit.cnot(q1, q2)
return circuit
def generate_multi_layer_circuit(n_qubits, n_layers, layer_density=1.0):
circuit = QubitCircuit(n_qubits)
for _ in range(n_layers):
add_layer(circuit, layer_density)
return circuit
def generate_completely_random_circuit(n_qubits, n_gates):
"""
Generates a Circuit with random gates
:param n_qubits: int, number of qubits
:param n_gates: int, number of random gates to add
:return: QubitCircuit, randomly connected
"""
circuit = QubitCircuit(n_qubits)
for _ in range(n_gates):
q1 = random.randint(0, n_qubits - 1)
q2 = random.randint(0, n_qubits - 1)
while q1 == q2:
q1 = random.randint(0, n_qubits - 1)
q2 = random.randint(0, n_qubits - 1)
circuit.cnot(q1, q2)
return circuit
def generate_multi_layer_circuit(n_qubits, n_layers, layer_density=1.0):
"""
Generates a random circuit, parametrized by density.
:param n_qubits: int, number of qubits in the circuit
:param n_layers: int, number of layers in the circuit
:param layer_density: float, fraction of interaction pairs which will have gates on it
:return: QubitCircuit, randomly initialized with n_layers and density gates on
"""
circuit = QubitCircuit(n_qubits)
for _ in range(n_layers):
add_layer(circuit, layer_density)
return circuit
def import_test_set():
print('Importing test set...')
directory_path = "./realistic_test_set/"
files = os.listdir(directory_path)
qasm_files = list(filter(lambda file_name: len(file_name) > 5 and file_name[-5:] == ".qasm", files))
circuits = []
for i,file_name in enumerate(qasm_files):
file_path = directory_path + file_name
if os.path.getsize(file_path) > 10000:
continue
qiskit_circuit = QuantumCircuit.from_qasm_file(file_path)
gates = []
for gate_obj, qubits, _ in qiskit_circuit.data:
if len(qubits) > 1:
if gate_obj.__class__.__name__ not in ["CnotGate", "CXGate"]:
exit("Non-cnot gate (" + gate_obj.__class__.__name__ + ") found for circuit: " + str(file_name))
gate = (qubits[0].index, qubits[1].index)
gates.append(gate)
circuit = QubitCircuit.from_gates(16, gates)
circuits.append(circuit)
if i % int(len(qasm_files) / 10) == 0:
print('Import ' + str(int(100 * i / len(qasm_files))) + '% complete')
return list(filter(lambda c: c.depth() < 200, circuits))