def test_from_ast_to_dag(self):
"""Test Unroller.execute()"""
ast = qasm.Qasm(filename=self._get_resource_path(
'example.qasm', Path.QASMS)).parse()
dag_circuit = ast_to_dag(ast)
expected_result = """\
OPENQASM 2.0;
include "qelib1.inc";
qreg q[3];
qreg r[3];
creg c[3];
creg d[3];
h q[0];
h q[1];
h q[2];
cx q[0],r[0];
cx q[1],r[1];
cx q[2],r[2];
barrier q[0],q[1],q[2];
measure q[0] -> c[0];
measure q[1] -> c[1];
measure q[2] -> c[2];
measure r[0] -> d[0];
measure r[1] -> d[1];
measure r[2] -> d[2];
"""
expected_dag = circuit_to_dag(
QuantumCircuit.from_qasm_str(expected_result))
self.assertEqual(dag_circuit, expected_dag)
def test_from_ast_to_dag(self):
"""Test Unroller.execute()"""
qasm_dir = os.path.join(
os.path.dirname(os.path.dirname(os.path.abspath(__file__))),
'qasm')
ast = qasm.Qasm(os.path.join(qasm_dir, 'example.qasm')).parse()
dag_circuit = ast_to_dag(ast)
expected_result = """\
OPENQASM 2.0;
include "qelib1.inc";
qreg q[3];
qreg r[3];
creg c[3];
creg d[3];
h q[0];
h q[1];
h q[2];
cx q[0],r[0];
cx q[1],r[1];
cx q[2],r[2];
barrier q[0],q[1],q[2];
measure q[0] -> c[0];
measure q[1] -> c[1];
measure q[2] -> c[2];
measure r[0] -> d[0];
measure r[1] -> d[1];
measure r[2] -> d[2];
"""
expected_dag = circuit_to_dag(QuantumCircuit.from_qasm_str(expected_result))
self.assertEqual(dag_circuit, expected_dag)
def _circuit_from_qasm(qasm):
# pylint: disable=cyclic-import
from qiskit.converters import ast_to_dag
from qiskit.converters import dag_to_circuit
ast = qasm.parse()
dag = ast_to_dag(ast)
return dag_to_circuit(dag)
def qasm_load(qasm: Qasm) -> QuantumCircuit:
"""
Factory OpenQASM src into QuantumCircuit
using qiskit.qasm code.
Parameters
----------
qasm : Qasm
The Qasm object of source to load.
Returns
-------
QuantumCircuit
The resulting QuantumCircuit.
"""
ast = qasm.parse()
dag = ast_to_dag(ast)
return dag_to_circuit(dag)
def _circuit_from_qasm(qasm):
from qiskit.converters import ast_to_dag
from qiskit.converters import dag_to_circuit
ast = qasm.parse()
dag = ast_to_dag(ast)
return dag_to_circuit(dag)
def time_ast_to_circuit(self, *_):
converters.ast_to_dag(self.qasm)
QGate["T"]*(3) with nocontrol QGate["not"](3) with controls=[+0] with nocontrol QGate["T"](3) with nocontrol QGate["H"](3) with nocontrol QGate["not"](4) with controls=[+3] with nocontrol QGate["T"]*(4) with nocontrol QGate["not"](4) with controls=[+2] with nocontrol QGate["T"](4) with nocontrol QGate["not"](4) with controls=[+3] with nocontrol QGate["not"](3) with controls=[+2] with nocontrol QGate["T"](3) with nocontrol QGate["not"](3) with controls=[+2] with nocontrol QGate["T"]*(3) with nocontrol QGate["H"](4) with nocontrol QGate["H"](3) with nocontrol QGate["not"](3) with controls=[+1] with nocontrol QGate["T"](3) with nocontrol QGate["not"](3) with controls=[+0] with nocontrol QGate["T"]*(3) with nocontrol QGate["not"](3) with controls=[+1] with nocontrol QGate["T"](3) with nocontrol QGate["not"](3) with controls=[+0] with nocontrol QGate["T"]*(3) with nocontrol QGate["H"](3) with nocontrol Outputs: 0:Qbit, 1:Qbit, 2:Qbit, 3:Qbit, 4:Qbit """ parsed: quippy.Start = quippy.parser().parse(text) dag = ast_to_dag(ast) dag_drawer(dag)
def test_dag_to_json(self):
"""Test DagUnroller with JSON backend."""
ast = qasm.Qasm(
filename=self._get_resource_path('qasm/example.qasm')).parse()
dag_circuit = ast_to_dag(ast)
dag_unroller = DagUnroller(dag_circuit, JsonBackend())
json_circuit = dag_unroller.execute()
expected_result = {
'operations': [{
'qubits': [5],
'texparams': ['0.5 \\pi', '0', '\\pi'],
'name':
'U',
'params': [1.5707963267948966, 0.0, 3.141592653589793]
}, {
'name': 'CX',
'qubits': [5, 2]
}, {
'clbits': [2],
'name': 'measure',
'qubits': [2]
}, {
'qubits': [4],
'texparams': ['0.5 \\pi', '0', '\\pi'],
'name':
'U',
'params': [1.5707963267948966, 0.0, 3.141592653589793]
}, {
'name': 'CX',
'qubits': [4, 1]
}, {
'clbits': [1],
'name': 'measure',
'qubits': [1]
}, {
'qubits': [3],
'texparams': ['0.5 \\pi', '0', '\\pi'],
'name':
'U',
'params': [1.5707963267948966, 0.0, 3.141592653589793]
}, {
'name': 'CX',
'qubits': [3, 0]
}, {
'name': 'barrier',
'qubits': [3, 4, 5]
}, {
'clbits': [5],
'name': 'measure',
'qubits': [5]
}, {
'clbits': [4],
'name': 'measure',
'qubits': [4]
}, {
'clbits': [3],
'name': 'measure',
'qubits': [3]
}, {
'clbits': [0],
'name': 'measure',
'qubits': [0]
}],
'header': {
'memory_slots':
6,
'qubit_labels': [['r', 0], ['r', 1], ['r', 2], ['q', 0],
['q', 1], ['q', 2]],
'n_qubits':
6,
'clbit_labels': [['d', 3], ['c', 3]]
}
}
self.assertEqual(json_circuit, expected_result)
