qubit count update (#635)

* qubit count update

* additional instance of H2 qubit count

updated quantinuum.py in backends so H2 returns 56 qubits.

* corrected unit tests

---------

Co-authored-by: kikomiss <144282031+kikomiss@users.noreply.github.com>
Co-authored-by: Xinyi Joffre <xiou@microsoft.com>

Author: 3 people

azure-quantum/azure/quantum/qiskit/backends/quantinuum.py

@@ -77,7 +77,7 @@ def _get_n_qubits(name):
     if ".h1-" in name or "hqs-lt" in name:
         return 20
     if ".h2-" in name:
-        return 32
+        return 56
     warnings.warn(
         UserWarning(f"Number of qubits not known for target {name}. Defaulting to 20."))
     return 20

azure-quantum/tests/unit/test_qiskit.py

@@ -1564,7 +1564,7 @@ def test_configuration_quantinuum_backends(self):
             self.assertIsNotNone(target_name)
             self.assertEqual(20, config.num_qubits)
 
-        # The following backends should have 32 qubits
+        # The following backends should have 56 qubits
         for target_name in [
             "quantinuum.qpu.h2-1",
             "quantinuum.sim.h2-1sc",
@@ -1573,7 +1573,7 @@ def test_configuration_quantinuum_backends(self):
             config = provider.get_backend(target_name).configuration()
             # We check for name so the test log includes it when reporting a failure
             self.assertIsNotNone(target_name)
-            self.assertEqual(32, config.num_qubits)
+            self.assertEqual(56, config.num_qubits)
 
         # The following backends should have 20 qubits
         for target_name in [
@@ -1586,7 +1586,7 @@ def test_configuration_quantinuum_backends(self):
             self.assertIsNotNone(target_name)
             self.assertEqual(20, config.num_qubits)
 
-        # The following backends should have 32 qubits
+        # The following backends should have 56 qubits
         for target_name in [
             "quantinuum.qpu.h2-1",
             "quantinuum.sim.h2-1sc",
@@ -1595,7 +1595,7 @@ def test_configuration_quantinuum_backends(self):
             config = provider.get_backend(target_name, input_data_format="honeywell.openqasm.v1").configuration()
             # We check for name so the test log includes it when reporting a failure
             self.assertIsNotNone(target_name)
-            self.assertEqual(32, config.num_qubits)
+            self.assertEqual(56, config.num_qubits)
 
     @pytest.mark.rigetti
     @pytest.mark.live_test

samples/hello-world/HW-quantinuum-cirq.ipynb

@@ -124,11 +124,11 @@
     "| Target name | Target ID | Number of qubits | Description|\n",
     "| --- | ---| ---|---|\n",
     "H1-1 Syntax Checker | `quantinuum.sim.h1-1sc` | 20 | Quantinuum's H1-1 Syntax Checker. This will return all zeros in place of actual or simulated results. Use this to validate quantum programs against the H1-1 compiler before submitting to hardware or emulators on Quantinuum's platform. Free of cost. |\n",
-    "H2-1 Syntax Checker | `quantinuum.sim.h2-1sc` | 32 | Quantinuum's H2-1 Syntax Checker. This will return all zeros in place of actual or simulated results. Use this to validate quantum programs against the H2-1 compiler before submitting to hardware or emulators on Quantinuum's platform. Free of cost.  |\n",
+    "H2-1 Syntax Checker | `quantinuum.sim.h2-1sc` | 56 | Quantinuum's H2-1 Syntax Checker. This will return all zeros in place of actual or simulated results. Use this to validate quantum programs against the H2-1 compiler before submitting to hardware or emulators on Quantinuum's platform. Free of cost.  |\n",
     "H1-1 Emulator | `quantinuum.sim.h1-1e` | 20 | Quantinuum's H1-1 Emulator. Uses a realistic physical model and noise model of H1-1. |\n",
-    "H2-1 Emulator | `quantinuum.sim.h2-1e` | 32 | Quantinuum's H2-1 Emulator. Uses a realistic physical model and noise model of H2-1. |\n",
+    "H2-1 Emulator | `quantinuum.sim.h2-1e` | 56 | Quantinuum's H2-1 Emulator. Uses a realistic physical model and noise model of H2-1. |\n",
     "H1-1 | `quantinuum.qpu.h1-1` | 20 | Quantinuum's H1-1 trapped ion device. |\n",
-    "H2-1 | `quantinuum.qpu.h2-1` | 32 | Quantinuum's H2-1 trapped ion device. |\n",
+    "H2-1 | `quantinuum.qpu.h2-1` | 56 | Quantinuum's H2-1 trapped ion device. |\n",
     "\n",
     "For this example, we will use `quantinuum.sim.h1-1sc` to avoid any costs or credit usage. If you wish to emulate or run the actual circuit, you may replace all instances of `quantinuum.sim.h1-1sc` in subsequent code cells with one of the other values in the table above, but please note any costs incurred. To learn more about Quantinuum's targets, check out our [documentation](https://aka.ms/AQ/Quantinuum/Documentation)."
    ]

samples/hello-world/HW-quantinuum-qiskit.ipynb

@@ -121,11 +121,11 @@
     "| Target name | Target ID | Number of qubits | Description|\n",
     "| --- | ---| ---|---|\n",
     "H1-1 Syntax Checker | `quantinuum.sim.h1-1sc` | 20 | Quantinuum's H1-1 Syntax Checker. This will return all zeros in place of actual or simulated results. Use this to validate quantum programs against the H1-1 compiler before submitting to hardware or emulators on Quantinuum's platform. Free of cost. |\n",
-    "H2-1 Syntax Checker | `quantinuum.sim.h2-1sc` | 32 | Quantinuum's H2-1 Syntax Checker. This will return all zeros in place of actual or simulated results. Use this to validate quantum programs against the H2-1 compiler before submitting to hardware or emulators on Quantinuum's platform. Free of cost.  |\n",
+    "H2-1 Syntax Checker | `quantinuum.sim.h2-1sc` | 56 | Quantinuum's H2-1 Syntax Checker. This will return all zeros in place of actual or simulated results. Use this to validate quantum programs against the H2-1 compiler before submitting to hardware or emulators on Quantinuum's platform. Free of cost.  |\n",
     "H1-1 Emulator | `quantinuum.sim.h1-1e` | 20 | Quantinuum's H1-1 Emulator. Uses a realistic physical model and noise model of H1-1. |\n",
-    "H2-1 Emulator | `quantinuum.sim.h2-1e` | 32 | Quantinuum's H2-1 Emulator. Uses a realistic physical model and noise model of H2-1. |\n",
+    "H2-1 Emulator | `quantinuum.sim.h2-1e` | 56 | Quantinuum's H2-1 Emulator. Uses a realistic physical model and noise model of H2-1. |\n",
     "H1-1 | `quantinuum.qpu.h1-1` | 20 | Quantinuum's H1-1 trapped ion device. |\n",
-    "H2-1 | `quantinuum.qpu.h2-1` | 32 | Quantinuum's H2-1 trapped ion device. |\n",
+    "H2-1 | `quantinuum.qpu.h2-1` | 56 | Quantinuum's H2-1 trapped ion device. |\n",
     "\n",
     "For this example, we will use `quantinuum.sim.h1-1sc` to avoid any costs or credit usage. If you wish to emulate or run the actual circuit, you may replace all instances of `quantinuum.sim.h1-1sc` in subsequent code cells with one of the other values in the table above, but please note any costs incurred. To learn more about Quantinuum's targets, check out our [documentation](https://aka.ms/AQ/Quantinuum/Documentation)."
    ]

samples/hello-world/HW-quantinuum-qsharp.ipynb

@@ -125,11 +125,11 @@
         "| Target name | Target ID | Number of qubits | Description|\n",
         "| --- | ---| ---|---|\n",
         "H1-1 Syntax Checker | `quantinuum.sim.h1-1sc` | 20 | Quantinuum's H1-1 Syntax Checker. This will return all zeros in place of actual or simulated results. Use this to validate quantum programs against the H1-1 compiler before submitting to hardware or emulators on Quantinuum's platform. Free of cost. |\n",
-        "H2-1 Syntax Checker | `quantinuum.sim.h2-1sc` | 32 | Quantinuum's H2-1 Syntax Checker. This will return all zeros in place of actual or simulated results. Use this to validate quantum programs against the H2-1 compiler before submitting to hardware or emulators on Quantinuum's platform. Free of cost.  |\n",
+        "H2-1 Syntax Checker | `quantinuum.sim.h2-1sc` | 56 | Quantinuum's H2-1 Syntax Checker. This will return all zeros in place of actual or simulated results. Use this to validate quantum programs against the H2-1 compiler before submitting to hardware or emulators on Quantinuum's platform. Free of cost.  |\n",
         "H1-1 Emulator | `quantinuum.sim.h1-1e` | 20 | Quantinuum's H1-1 Emulator. Uses a realistic physical model and noise model of H1-1. |\n",
-        "H2-1 Emulator | `quantinuum.sim.h2-1e` | 32 | Quantinuum's H2-1 Emulator. Uses a realistic physical model and noise model of H2-1. |\n",
+        "H2-1 Emulator | `quantinuum.sim.h2-1e` | 56 | Quantinuum's H2-1 Emulator. Uses a realistic physical model and noise model of H2-1. |\n",
         "H1-1 | `quantinuum.qpu.h1-1` | 20 | Quantinuum's H1-1 trapped ion device. |\n",
-        "H2-1 | `quantinuum.qpu.h2-1` | 32 | Quantinuum's H2-1 trapped ion device. |\n",
+        "H2-1 | `quantinuum.qpu.h2-1` | 56 | Quantinuum's H2-1 trapped ion device. |\n",
         "\n",
         "For this example, we will use `quantinuum.sim.h1-1sc` to avoid any costs or credit usage. If you wish to emulate or run the actual circuit, you may replace all instances of `quantinuum.sim.h1-1sc` in subsequent code cells with one of the other values in the table above, but please note any costs incurred. To learn more about Quantinuum's targets, check out our [documentation](https://aka.ms/AQ/Quantinuum/Documentation)."
       ]
@@ -174,6 +174,9 @@
       "metadata": {
         "microsoft": {
           "language": "qsharp"
+        },
+        "vscode": {
+          "languageId": "qsharp"
         }
       },
       "outputs": [],