Merge branch 'master' into partial-ms-entanglement

Author: splch

.github/workflows/tests.yml

@@ -61,7 +61,7 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install -r requirements.txt
-          pip install wheel pytest pytest-cov pytest-mock flaky --upgrade
+          pip install wheel pytest pytest-benchmark pytest-cov pytest-mock flaky --upgrade
 
       - name: Install Plugin
         run: |
@@ -75,6 +75,7 @@ jobs:
           pl-device-test --device=ionq.simulator --tb=short --skip-ops --shots=10000
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v4
         with:
+          token: ${{ secrets.codecov_token }}
           file: ./coverage.xml

pennylane_ionq/device.py

@@ -101,7 +101,7 @@ class IonQDevice(QubitDevice):
 
     # Note: unlike QubitDevice, IonQ does not support QubitUnitary,
     # and therefore does not support the Hermitian observable.
-    observables = {"PauliX", "PauliY", "PauliZ", "Hadamard", "Identity"}
+    observables = {"PauliX", "PauliY", "PauliZ", "Hadamard", "Identity", "Prod"}
 
     def __init__(
         self,

tests/test_api_client.py

@@ -358,7 +358,6 @@ def __init__(self, client=None, api_key=None):
         res = WithID(api_key="test")
         res.reload()
 
-
     def test_create_created(self, monkeypatch):
         """
         Tests a successful Job creatioin with a mock POST response. Asserts that all fields on

tests/test_device.py

@@ -243,9 +243,7 @@ def test_probability(self):
             mock_prob.return_value = uniform_prob
             assert np.array_equal(dev.probability(), uniform_prob)
 
-    @pytest.mark.parametrize(
-        "backend", ["harmony", "aria-1", "aria-2", "forte-1", None]
-    )
+    @pytest.mark.parametrize("backend", ["harmony", "aria-1", "aria-2", "forte-1", None])
     def test_backend_initialization(self, backend):
         """Test that the device initializes with the correct backend."""
         dev = qml.device(