feat: add phase RX gate (#172)

* feat: add phase RX gate

* Update qiskit_braket_provider/providers/adapter.py

Co-authored-by: Ryan Shaffer <3620100+rmshaffer@users.noreply.github.com>

* fix tests

* fix tests

* formatting fix

* remove divisor

* Update qiskit_braket_provider/providers/adapter.py

---------

Co-authored-by: Coull <accoull@amazon.com>
Co-authored-by: Ryan Shaffer <3620100+rmshaffer@users.noreply.github.com>
Co-authored-by: Cody Wang <speller26@gmail.com>

Author: 4 people

docs/how_tos/data/3_hybrid_jobs/algorithm_script.py

@@ -1,4 +1,5 @@
 """Example of usage of Qiskit-Braket provider."""
+
 from braket.jobs import save_job_result
 from qiskit import QuantumCircuit
 

qiskit_braket_provider/providers/adapter.py

@@ -62,6 +62,7 @@
     "cswap": "cswap",
     "cphaseshift": "cp",
     "ecr": "ecr",
+    "prx": "r",
     "gpi": "gpi",
     "gpi2": "gpi2",
     "ms": "ms",
@@ -119,6 +120,7 @@
     "ryy": lambda angle: [braket_gates.YY(angle)],
     "ecr": lambda: [braket_gates.ECR()],
     "iswap": lambda: [braket_gates.ISwap()],
+    "r": lambda angle_1, angle_2: [braket_gates.PRx(angle_1, angle_2)],
     # IonQ gates
     "gpi": lambda turns: [braket_gates.GPi(2 * pi * turns)],
     "gpi2": lambda turns: [braket_gates.GPi2(2 * pi * turns)],
@@ -173,6 +175,7 @@
     "z": qiskit_gates.ZGate(),
     "zz": qiskit_gates.RZZGate(Parameter("theta")),
     "ecr": qiskit_gates.ECRGate(),
+    "prx": qiskit_gates.RGate(Parameter("theta"), Parameter("phi")),
     "iswap": qiskit_gates.iSwapGate(),
     "gpi": ionq_gates.GPIGate(Parameter("phi") / (2 * pi)),
     "gpi2": ionq_gates.GPI2Gate(Parameter("phi") / (2 * pi)),

qiskit_braket_provider/providers/braket_task.py

@@ -65,9 +65,11 @@ def _get_result_from_aws_tasks(
         experiment_result = ExperimentResult(
             shots=result.task_metadata.shots,
             success=True,
-            status=task.state()
-            if isinstance(task, LocalQuantumTask)
-            else result.task_metadata.status,
+            status=(
+                task.state()
+                if isinstance(task, LocalQuantumTask)
+                else result.task_metadata.status
+            ),
             data=data,
         )
         experiment_results.append(experiment_result)
@@ -176,9 +178,11 @@ def cancel(self):
 
     def status(self, use_cached_value: bool = False):
         braket_tasks_states = [
-            task.state()
-            if isinstance(task, LocalQuantumTask)
-            else task.state(use_cached_value=use_cached_value)
+            (
+                task.state()
+                if isinstance(task, LocalQuantumTask)
+                else task.state(use_cached_value=use_cached_value)
+            )
             for task in self._tasks
         ]
 

setup.py

@@ -1,4 +1,5 @@
 """Setup file for Qiskit-Braket provider."""
+
 import os
 from typing import Any, Dict, Optional
 

tests/providers/test_adapter.py

@@ -6,7 +6,7 @@
 import numpy as np
 import pytest
 from braket.circuits import Circuit, FreeParameter, Gate, Instruction
-from braket.circuits.angled_gate import AngledGate, TripleAngledGate
+from braket.circuits.angled_gate import AngledGate, DoubleAngledGate, TripleAngledGate
 from qiskit import ClassicalRegister, QuantumCircuit, QuantumRegister
 from qiskit.circuit import Parameter, ParameterVector
 from qiskit.circuit.library import GlobalPhaseGate, PauliEvolutionGate
@@ -222,6 +222,7 @@ def test_mappers(self):
             "id": "i",
             "ccx": "ccnot",
             "cp": "cphaseshift",
+            "r": "prx",
             "rxx": "xx",
             "ryy": "yy",
             "zz": "zz",
@@ -546,6 +547,8 @@ def test_all_standard_gates(self):
                 gate = getattr(Gate, gate_name)
                 if issubclass(gate, AngledGate):
                     op = gate(params_braket[0])
+                elif issubclass(gate, DoubleAngledGate):
+                    op = gate(params_braket[0], params_braket[1])
                 elif issubclass(gate, TripleAngledGate):
                     op = gate(*params_braket)
                 else:
@@ -559,9 +562,11 @@ def test_all_standard_gates(self):
                     param.name: param._uuid for param in qiskit_circuit.parameters
                 }
                 params_qiskit = [
-                    Parameter(param.name, uuid=param_uuids.get(param.name))
-                    if isinstance(param, FreeParameter)
-                    else param
+                    (
+                        Parameter(param.name, uuid=param_uuids.get(param.name))
+                        if isinstance(param, FreeParameter)
+                        else param
+                    )
                     for param in params_braket
                 ]