Update pennylane_lightning/lightning_tensor/_measurements.py

lillian542 · astralcai · web-flow · commit df7e0aea125c · 2024-11-18T14:32:32.000-05:00
Co-authored-by: Astral Cai &lt;astral.cai@xanadu.ai&gt;
diff --git a/pennylane_lightning/lightning_tensor/_measurements.py b/pennylane_lightning/lightning_tensor/_measurements.py
@@ -269,7 +269,7 @@ def measure_with_samples(
                     "ExpectationMP/VarianceMP(SparseHamiltonian) cannot be computed with samples."
                 )
             if isinstance(group[0], VarianceMP) and isinstance(group[0].obs, Sum):
-                raise TypeError("VarianceMP(Hamiltonian/Sum) cannot be computed with samples.")
+                raise TypeError("VarianceMP(Sum) cannot be computed with samples.")
             if isinstance(group[0], (ClassicalShadowMP, ShadowExpvalMP)):
                 raise TypeError(
                     "ExpectationMP(ClassicalShadowMP, ShadowExpvalMP) cannot be computed with samples."

Original file line number	Diff line number	Diff line change
`@@ -269,7 +269,7 @@ def measure_with_samples(`
`269`	`269`	`"ExpectationMP/VarianceMP(SparseHamiltonian) cannot be computed with samples."`
`270`	`270`	`)`
`271`	`271`	`if isinstance(group[0], VarianceMP) and isinstance(group[0].obs, Sum):`
`272`		`- raise TypeError("VarianceMP(Hamiltonian/Sum) cannot be computed with samples.")`
	`272`	`+ raise TypeError("VarianceMP(Sum) cannot be computed with samples.")`
`273`	`273`	`if isinstance(group[0], (ClassicalShadowMP, ShadowExpvalMP)):`
`274`	`274`	`raise TypeError(`
`275`	`275`	`"ExpectationMP(ClassicalShadowMP, ShadowExpvalMP) cannot be computed with samples."`