Update pennylane_lightning/core/_serialize.py

Co-authored-by: Mudit Pandey <[email protected]>
PennyLaneAI · Sep 20, 2024 · 041cf1e · 041cf1e
1 parent 5378b6a
commit 041cf1e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pennylane_lightning/core/_serialize.py b/pennylane_lightning/core/_serialize.py
@@ -286,7 +286,7 @@ def map_wire(wire: int):
             return wires_map[wire] if wires_map else wire
 
         if len(observable) == 0:
-            return self.named_obs(PAULI_NAME_MAP["I"], [map_wire(0)])
+            return self.named_obs(PAULI_NAME_MAP["I"], [0])
 
         if len(observable) == 1:
             wire, pauli = list(observable.items())[0]